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WO2019192032A1 - Dental surgery implantation guide plate for complete edentulism and manufacturing method therefor - Google Patents

Dental surgery implantation guide plate for complete edentulism and manufacturing method therefor Download PDF

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Publication number
WO2019192032A1
WO2019192032A1 PCT/CN2018/083529 CN2018083529W WO2019192032A1 WO 2019192032 A1 WO2019192032 A1 WO 2019192032A1 CN 2018083529 W CN2018083529 W CN 2018083529W WO 2019192032 A1 WO2019192032 A1 WO 2019192032A1
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WIPO (PCT)
Prior art keywords
module
planting
guide
dental
guide plate
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Ceased
Application number
PCT/CN2018/083529
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French (fr)
Chinese (zh)
Inventor
光寒冰
唐宝
谢海波
金亚鸣
庞恩林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Profeta Intelligent Technology Co Ltd
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Nanjing Profeta Intelligent Technology Co Ltd
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Publication of WO2019192032A1 publication Critical patent/WO2019192032A1/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0089Implanting tools or instruments
    • A61C8/009Implanting tools or instruments for selecting the right implanting element, e.g. templates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y80/00Products made by additive manufacturing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/08Machine parts specially adapted for dentistry
    • A61C1/082Positioning or guiding, e.g. of drills
    • A61C1/084Positioning or guiding, e.g. of drills of implanting tools
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00Dental prostheses; Making same
    • A61C13/225Fastening prostheses in the mouth
    • A61C13/265Sliding or snap attachments
    • A61C13/2653Sliding attachments
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0048Connecting the upper structure to the implant, e.g. bridging bars
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y10/00Processes of additive manufacturing

Definitions

  • the invention belongs to the technical field of oral cosmetic plastic surgery, and particularly relates to a dental full-mouth dentition surgery implant guiding plate and a manufacturing method thereof.
  • the initial implant surgery did not have the aid of effective equipment.
  • the doctor's sensory experience relied on the manual visual inspection to determine the position of the artificial root, and the blind implant method increased the risk of surgery.
  • doctors have developed surgical guides to reduce the risk of surgery.
  • the existing surgical guides are mainly positioned in three ways: dental support, jaw support and mucosal support.
  • Dental support refers to the use of the remaining teeth in the oral cavity as a positioning reference and support for the surgical guide, and the position of the implant is determined based on the remaining tooth position and shape information.
  • jaw support is the use of the jaw support as the positioning guide and support for the surgical guide to determine the position of the implant.
  • the mucosa needs to be opened up to a large extent, and the patient is traumatized; the mucosal support is the use of the patient's mucosa.
  • the tissue is used as the positioning reference and support for the surgical guide to determine the position of the implant. Compared with the way of the jaw support, the patient has less trauma. Therefore, many patients with full-mouth loss use mucosal support for the operation, but at the same time Need to solve the problem of accurate positioning.
  • the traditional dental implant guides are mostly wrapped plastic materials, and the dental surgery guide plates are required to be deformed, not easy to bend, can be cooled, and have large operation space and visual range during the implementation of dental implant surgery. Wide range of features.
  • the traditional plastic guide material has these drawbacks, which directly affects the implementation of implant surgery.
  • Surgical implant guide plates include:
  • a guide tube module comprising a guide tube of the same number as the implant, the guide tube being coaxial with the implant to be assembled, the inner diameter of which is adapted to the diameter of the drill bit used by the doctor;
  • the planting retention tube module comprises at least two retention tubes evenly distributed on both sides of the planting guide tube, the retention tube being coaxial with the retention nails to be driven into the bone;
  • the bridge module is connected, and the overall shape is adapted to the curve of the patient's arch, the section is trapezoidal or approximately trapezoidal, and the short bottom edge of the trapezoid is a curve, and the shorter bottom surface of the connecting bridge module corresponds to the auxiliary positioning plate;
  • the auxiliary positioning plate module has the lower side precisely matched with the surgical planting guide plate and the dental and maxillofacial data, and is used for assembling the surgical planting guide plate to the patient's dental and maxillofacial mucosa, so that the doctor can perform the operation of implanting the fixing nail. ;
  • the latch module includes a plurality of plugs between the surgical planting guide plate and the auxiliary positioning plate module, and is used for fixing the position between the surgical planting guide plate and the auxiliary positioning plate module.
  • additive Manufacturing commonly known as 3D printing
  • 3D printing is a combination of computer-aided design, material processing and forming manufacturing technology, based on digital model files, and dedicated metal materials are stacked in layers by software and numerical control system. Manufacturing technology for physical goods.
  • CAD guide plate planting uses three-dimensional reconstruction software to measure the bone density of the patient's gum bed, the height and width of the alveolar bone itself, and design the best mechanical planting point. In the operation, it avoids important nerves and blood vessels, greatly improving the safety of the operation; the planting guide plate is very suitable for the additive manufacturing method because of its high precision requirements and strong product customization requirements.
  • the wall thickness of the fixing hole of the implanting conduit is increased, and finally the outer tube wall of the guiding tube is parallel to the z-axis, and the z-axis is perpendicular to the gum Direction
  • the fitting surface between the connecting bridge body and the auxiliary positioning plate module may be provided with a groove or a protrusion.
  • the protrusions are axially parallel cylindrical protrusions or axially parallel circular tables, and the purpose is: the grooves and the protrusions can strengthen the position of the auxiliary positioning plate and the planting guide, and the doctor fixes the position. Provides additional retention when nailed.
  • At least two pins are present between the plurality of pins, and the angle in the axial direction is greater than 90°, which is to increase the connection stability and the force balance between the two.
  • a connecting rod is arranged between the two ends of the connecting bridge body, which can further prevent deformation, and the connecting rod can provide additional supporting force when the doctor hits the fixing nail.
  • the cross-sectional area of the connecting body can be reduced, or the heat treatment can be omitted, and the advantage of not performing the heat treatment is that the surface oxide layer of the sample is thin, has a metallic luster, and the patient feels good.
  • the connecting body may be a cross bar or a curved bar.
  • the upper jaw portion adopts a cross bar
  • the lower jaw adopts a curved bar to avoid the patient tongue
  • the connecting body has a rectangular cross section for convenient matching.
  • the joint between the connecting bridge body and the planting retention pipe is provided with a concave water tank, which not only has a good vision of the doctor, but also facilitates flushing and cooling in the operation, and the water flow can flow out of the oral cavity along the water tank.
  • the auxiliary positioning plate module and the planting guide plate module are provided with a pin hole for inserting the pin, and the pin hole is designed with the lip side and the buccal side as a starting point, and the auxiliary positioning plate module and the planting guide plate are penetrated. Module.
  • the plug is slightly longer than the depth of the pin hole, and it is recommended to be 2 mm longer than the plug.
  • the tip of the pin is designed to be conical, which is convenient for assembly and retention. It is recommended to use standard parts.
  • S1 patient data acquisition, obtaining patient oral treatment plan data by measurement, including CT data, dental and maxillofacial data and denture design template data;
  • step S2 planting a template design, and preparing a dental implant guide module and an auxiliary positioning plate module according to the data obtained in step S1;
  • step S3 digital model printing, printing out the dental implant guide module and the auxiliary positioning plate module designed in step S2;
  • step S4 the print model measurement confirms that the dental implant guide module and the auxiliary positioning plate module printed in step S3 are assembled together, and if there is no movement between the two, it is qualified, otherwise it is not qualified, and step S1 or S2 is performed again;
  • the step S1 is specifically: obtaining the patient oral treatment plan data from the doctor, including the physical denture design model, the planting guide tube module, and the position information of the three-dimensional model of the planting retention tube module; obtaining the denture by scanning
  • the 3D model data of the model is designed; the patient denture design template data, the dental and maxillofacial data, and the CT data are simultaneously imported into the software, and the doctor and the designer cooperate to confirm the position information of the planting guide tube module and the planting retention tube module.
  • Step S2 is specifically to confirm the position information of at least two retention tube modules, and the designer designs the inner diameter to match the diameter of the retention nail at the confirmed position, and the outer diameter is at least larger than the inner diameter of 1 mm and the length is 5 mm or more.
  • Step S3 is specifically required to perform sand blasting treatment: removing metal particles on the printing surface without affecting precision, and ensuring accurate matching of the planting guide plate and the auxiliary positioning plate
  • the metal powder for the production of the surgical planting guide plate shall be purchased from the denture raw materials approved by the food and drug supervision and administration department for registration or filing, and the technical indicators shall comply with the mandatory standards or the technical requirements for the products registered or filed;
  • the planting guide tube module confirms the corresponding position information of the planting guide tube module. If the axial direction of the planting guide tube has a sharp inclination angle with the z-axis, increase the wall thickness of the retaining hole in the outer side of the planting guide tube, and finally reach the outer tube. The effect of the wall parallel to the z-axis;
  • Step S4 is specifically as follows: S4.1 Auxiliary guide plate and surgical guide plate matching verification: the auxiliary positioning plate module and the planting guide plate module are installed together, the pressing is not moved, and then the two are precisely matched by the bolt, and combined with the denture design model, Pressing without swaying; if there is any swaying phenomenon, it is necessary to re-create the dental pedicle missing implant guide.
  • the auxiliary positioning plate and the bolt are fixed on the dental jaw and the gypsum plaster model by planting the fixing nail, and the measuring rod is inserted into the planting guiding tube to obtain the angle and position information of the implant implantation in the surgical plan by using the scanner; S4 .2.2
  • the design data and the physical data fit verification based on the design data and the physical data fitting verification, further verify whether the surgical guide plate meets the allowable error value, If the data is within the error value, the dental full-tooth dentition is missing the implant guide and can be used for surgery.
  • the patient is implanted with the fixation hole and then CT scan again to ensure that the surgical guide and the patient's mouth are in accordance with Preoperative planning is precisely matched.
  • a method of assembling a denture is carried out as follows:
  • the doctor After the doctor obtains the planting template, including the planting guide module, the auxiliary positioning plate module and the plug module, after the three modules are combined into the implanting template, the doctor must ensure that the patient implants the template to try on: the mucosal support is tight; the bite is stable and accurate. ;
  • the planting guide module, the auxiliary positioning plate module and the latch module are combined into a planting template, and the doctor allows the patient to wear the implanting template, after the accurate biting, the planting retaining nail, and then the plug module and the auxiliary positioning plate module are removed. Finally, the implant guide module fixed by the planting retention nail is retained in the patient's mouth;
  • the implant is implanted with the help of the implant guide module
  • the denture module can be assembled on the same day; the soft tissue can also be sutured to ensure the assembly of the denture module after a certain period of time after the implant is stabilized.
  • the present invention has the following beneficial effects:
  • the skeletal metal dental implant guide made by the method of the present invention has the difference in material properties such as deformation and difficulty in bending, and the invention is in the form of the invention.
  • the skeletal guide structure design also has obvious advantages compared with the traditional wrap design: during the implementation of the dental implant surgery, it not only provides the doctor with more operation space, wider visibility range, and near the planting retention tube.
  • the concave sink design also enables flushing and cooling during the operation.
  • Figure 1 is a gypsum model of the upper and lower jaw mucosa
  • FIG. 2 is a positional relationship between a planting guide tube module, a planting retention tube module and a maxillary mucosa model
  • Figure 3 is a planting guide module
  • FIG. 4 Inclined planting guide tube before and after thickening correction
  • Figure 5 is a cross-sectional design of the connecting bridge module
  • Figure 6 is a planting guide with a reinforcing connecting rod
  • Figure 7a denture design template data A
  • Figure 7c denture design template data A" ⁇ "dental mucosa data B", from the mucosal front view;
  • Figure 8 is an auxiliary positioning plate with a simulated hole
  • Figure 9 is a planting guide module with an auxiliary guide plate retention hole and an auxiliary positioning plate module
  • Figure 10 is a verification drawing of the auxiliary positioning plate and the planting guide assembly.
  • 1 mucosal gypsum model 2 is used to generate a cylindrical model of planting guide tube
  • 3 is used to generate a cylindrical model of planting retention tube
  • 4 planting guide tube module 5 planting retention tube module
  • 6 connection bridge body Module 7 concave sink
  • 8 retaining bulges 9 auxiliary guide retaining holes
  • 10 thickened modified inclined planting guide tube 11 reinforced connecting rod
  • 12 denture design template data A 13 "denture design model A” ⁇ "Dental and maxillofacial model B”
  • 14 auxiliary positioning plate module D 15 auxiliary positioning plate module central part
  • 16 auxiliary positioning plate module edge part 17 planting simulation hole
  • 18 bolt 19 auxiliary positioning with auxiliary guide plate retaining hole Board module.
  • the method for manufacturing the dental full-tooth dentition surgery implant guide plate of the present invention, and the above-mentioned jaw surgery planting guide plate is taken as an example, the production steps are as follows:
  • the patient's oral treatment plan data is obtained from the doctor, and the position information of the three-dimensional model including the physical denture design model, the planting guide tube module, and the planting retention tube module is shown in FIGS. 1 and 2.
  • the three-dimensional model data of the denture design model is obtained by scanning.
  • the patient's denture design template data, the dental and maxillofacial data, and the CT data are simultaneously imported into the software, and the doctor and the designer cooperate to confirm the position information of the planting guide tube module 4 and the planting retention tube module 5. ⁇ figure 2 ⁇
  • the doctor and the designer jointly confirmed the position information of the three planting retention tube modules 5. It is known that the doctor uses a 2.0 mm drill bit when planting the retention tube module 5 by the planting retention tube module 5, and the designer is A planting retention tube module with an inner diameter of 2 mm, an outer diameter of 4 mm and a length of 5 mm was designed at a common confirmation position. ⁇ image 3 ⁇
  • the doctor and the designer jointly confirmed the position information of the four planting guide tube modules 4, wherein the axial direction of one of the planting guide tubes has a significant inclination angle with the z-axis (the vertical direction of the gums), and the tilting axis of the retaining hole is fixed.
  • the outer direction of the oblique angle of the xy plane (the gum plane) is increased, and the wall thickness of the retaining hole is increased, and finally the outer wall is parallel to the z-axis.
  • the planting guide tubes are combined by connecting the bridge modules.
  • the cross-section of the connecting bridge body is as shown in Fig. 5.
  • the width of the trapezoidal cross-section is 3 mm and the height is 4 mm.
  • the angles ⁇ and ⁇ on both sides are both It is 6°.
  • a crossbar with a cross-section of 2 mm*2 mm is added between the two ends of the connector, and the entire device is not deformed when the retaining nail is inserted during surgery.
  • the portion where the connecting bridge body is combined with the planting retention tube is designed as a concave water tank 7. ⁇ Figure 6 ⁇
  • the central portion is adjusted to 2 mm, and the edge portion of the wrapped gum is adjusted to 3 mm.
  • the “simulated implant” hole position is designed on the four tooth models to facilitate the doctor to simulate before surgery.
  • the auxiliary guide plate retaining hole size is set to 2.05 mm, which is slightly larger than the bolt size.
  • the four auxiliary guide plate retaining holes are separated on the denture design model, and the maximum angle of the axial direction of the two auxiliary guide retaining holes is about 120° [Fig. 9]
  • the generated auxiliary positioning board module print data is imported into the slicing software, and after the slicing is completed, the slice file is imported into the resin printing device for printing.
  • Post-treatment of resin printing including the support surface and the polished layer.
  • the generated dental implant guide base module slice is then introduced into the slicing software, and the bonding surface of the metal model and the plastic part is placed as the upper surface, and the support is added. After the slicing is completed, the slice file is introduced into the metal melting printing device for printing.
  • the dental implant guide base module removes the support after removing the equipment, performing sand blasting and simple car gold.
  • the retaining holes were ground using a 2.0 mm milling drill, and the 2.0 mm pins were used to insert the auxiliary guide retaining holes and retaining holes with slight resistance.
  • the auxiliary positioning plate module and the planting guide plate are installed together, the pressing is not moved, and the two are precisely matched by the bolt, and combined with the three-dimensional solid model of the maxillary denture design model, and the pressing is not moved.
  • the doctor After the doctor obtains the planting template, including the planting guide module, the auxiliary positioning plate module and the plug module, after the three modules are combined into the implanting template, the doctor must ensure that the patient implants the template to try on: the mucosal support is tight; the bite is stable and accurate. .
  • the planting guide module, the auxiliary positioning plate module and the latch module are combined into a planting template, and the doctor allows the patient to wear the implanting template, after the accurate biting, the planting retaining nail, and then the plug module and the auxiliary positioning plate module are removed. Finally, the implant guide module fixed by the planting retention nail is retained in the patient's mouth.
  • the patient performs a CT scan again after planting the retention hole, and finally ensures that the surgical guide and the patient's mouth are precisely matched according to the preoperative planning.
  • the implant is implanted with the help of the implant guide module.
  • the denture module can be assembled on the same day; the soft tissue can also be sutured to ensure the assembly of the denture module after a certain period of time after the implant is stabilized.

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  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Dental Prosthetics (AREA)

Abstract

A dental surgery implantation guide plate for complete edentulism, fixedly installed in the oral cavity of a patient to assist in the implanting and positioning of a denture, and primarily composed of a surgical implantation guide plate and an auxiliary positioning plate, the surgical implantation guide plate comprising: implantation guide cylinder modules (4), implantation retention cylinder modules (5), a connecting bridge module (6), an auxiliary positioning plate module (14), and bolt modules (18), the surgical implantation guide plate and the auxiliary positioning plate module (14) being fixedly connected by means of the bolt modules (18). During dental implantation surgery, the surgical implantation guide plate provides doctors with a larger operating space and a wider visual range, while the design of a concave water groove (7) near the implantation retention cylinder module (5) also allows for cooling by irrigation during surgery.

Description

齿科全口牙列缺失手术种植导向板及其制作方法Dental full-mouth dentition missing surgical implant guide plate and manufacturing method thereof 技术领域:Technical field:

本发明属于口腔美容整形技术领域,特别涉及一种齿科全口牙列缺失手术种植导向板及其制作方法。The invention belongs to the technical field of oral cosmetic plastic surgery, and particularly relates to a dental full-mouth dentition surgery implant guiding plate and a manufacturing method thereof.

背景技术:Background technique:

最初种植牙手术没有有效仪器设备的辅助,单纯依靠医生的感觉经验以人工目测的方式确定人工牙根的位置,以“盲种”的方式进行种植牙加大了手术的风险。随着技术的发展,医生发展出手术导板的定位方式来降低手术风险。The initial implant surgery did not have the aid of effective equipment. The doctor's sensory experience relied on the manual visual inspection to determine the position of the artificial root, and the blind implant method increased the risk of surgery. With the development of technology, doctors have developed surgical guides to reduce the risk of surgery.

现有手术导板的定位方式主要有牙齿支撑、颌骨支撑和粘膜支撑三种方式。牙支撑是指利用口腔内剩余牙作为手术导板的定位基准和支撑体,根据剩余牙位置、形态信息确定种植体的位置。对于全口缺失的患者来说,无法采用牙支撑的方式,主要采用颌骨支撑和粘膜支撑。颌骨支撑是利用颌骨支撑作为手术导板的定位基准和支撑体,确定种植体的位置,手术操作过程中需要将黏膜翻开很大的范围,对患者创伤比较大;粘膜支撑是利用患者黏膜组织作为手术导板的定位基准和支撑体,确定种植体的位置,相比颌骨支撑的方式来说对患者创伤小,因此很多全口缺失的患者采用了粘膜支撑的方式来进行手术,但同时需要解决准确定位的问题。The existing surgical guides are mainly positioned in three ways: dental support, jaw support and mucosal support. Dental support refers to the use of the remaining teeth in the oral cavity as a positioning reference and support for the surgical guide, and the position of the implant is determined based on the remaining tooth position and shape information. For patients with complete mouth loss, it is not possible to use dental support, mainly using jaw support and mucosal support. Jaw support is the use of the jaw support as the positioning guide and support for the surgical guide to determine the position of the implant. During the operation, the mucosa needs to be opened up to a large extent, and the patient is traumatized; the mucosal support is the use of the patient's mucosa. The tissue is used as the positioning reference and support for the surgical guide to determine the position of the implant. Compared with the way of the jaw support, the patient has less trauma. Therefore, many patients with full-mouth loss use mucosal support for the operation, but at the same time Need to solve the problem of accurate positioning.

传统的齿科种植导板多为包裹式塑料材质形态,而齿科手术种植导向板要求在齿科种植手术实施过程中应具有不易产生形变、不易弯折、可降温、操作空间大、可视范围广等特性。而传统塑料导板材质存在这些弊端,直接影响着种植手术的实施。The traditional dental implant guides are mostly wrapped plastic materials, and the dental surgery guide plates are required to be deformed, not easy to bend, can be cooled, and have large operation space and visual range during the implementation of dental implant surgery. Wide range of features. The traditional plastic guide material has these drawbacks, which directly affects the implementation of implant surgery.

公开于该背景技术部分的信息仅仅旨在增加对本发明的总体背景的理解,而不应当被视为承认或以任何形式暗示该信息构成已为本领域一般技术人员所公知的现有技术。The information disclosed in this Background section is only intended to provide an understanding of the general background of the invention, and should not be construed as an admission

发明内容:Summary of the invention:

本发明的目的在于提供一种3d打印的齿科全口牙列缺失手术种植导向板,从而克服上述现有技术中的缺陷。SUMMARY OF THE INVENTION It is an object of the present invention to provide a 3D printed dental full-mouth dentition surgical implant guide plate that overcomes the deficiencies of the prior art described above.

为实现上述目的,本发明提供了一种齿科全口牙列缺失手术种植导向板,安装固定于患者口腔中用于辅助假牙种植定位,主要由手术种植导向板和辅助定位板组成,所述手术种植导向板包括:In order to achieve the above object, the present invention provides a dental full-mouth dentition surgery implant guide plate, which is installed and fixed in a patient's mouth for assisting denture implant positioning, and is mainly composed of a surgical planting guide plate and an auxiliary positioning plate. Surgical implant guide plates include:

种植导向管模块,包括与种植体数量相当的导向管,所述导向管与即将装配的种植体同轴,其内径与医生使用钻头直径相适配;Planting a guide tube module comprising a guide tube of the same number as the implant, the guide tube being coaxial with the implant to be assembled, the inner diameter of which is adapted to the diameter of the drill bit used by the doctor;

种植固位管模块,包括至少两个均匀分布在种植导向管两侧的固位管,所述固位管与即将打入骨骼的固位钉同轴;The planting retention tube module comprises at least two retention tubes evenly distributed on both sides of the planting guide tube, the retention tube being coaxial with the retention nails to be driven into the bone;

连接桥体模块,整体形状适配患者牙弓曲线,截面为梯形或者近似梯形,近似梯形的短底边为曲线,连接桥体模块的较短底面对应辅助定位板;The bridge module is connected, and the overall shape is adapted to the curve of the patient's arch, the section is trapezoidal or approximately trapezoidal, and the short bottom edge of the trapezoid is a curve, and the shorter bottom surface of the connecting bridge module corresponds to the auxiliary positioning plate;

辅助定位板模块,其下侧同时与手术种植导向板和牙颌粘膜数据精确适配,用于将手术种植导向板装配其中后至于病人牙颌粘膜上,方便医生进行打入种植固位钉操作;The auxiliary positioning plate module has the lower side precisely matched with the surgical planting guide plate and the dental and maxillofacial data, and is used for assembling the surgical planting guide plate to the patient's dental and maxillofacial mucosa, so that the doctor can perform the operation of implanting the fixing nail. ;

插销模块,包括多个插接于手术种植导向板与辅助定位板模块之间,用于手术种植导向板与辅助定位板模块之间精密衔接起到固位作用。The latch module includes a plurality of plugs between the surgical planting guide plate and the auxiliary positioning plate module, and is used for fixing the position between the surgical planting guide plate and the auxiliary positioning plate module.

增材制造(Additive Manufacturing,AM)俗称3D打印,在各行各业的应用快速发展,其特点是制造复杂产品精准、应对多样化的产品可以个性设计、成型速度快等。金属增材制造(3D打印),是融合了计算机辅助设计、材料加工与成形制造技术、以数字模型文件为基础,通过软件与数控系统将专用的金属材料,按照熔融方式逐层堆积,制造出实体物品的制造技术。Additive Manufacturing (AM), commonly known as 3D printing, is rapidly evolving in a wide range of industries. It is characterized by the complexity of manufacturing complex products, the ability to respond to diverse products, and the ability to design and shape quickly. Metal additive manufacturing (3D printing) is a combination of computer-aided design, material processing and forming manufacturing technology, based on digital model files, and dedicated metal materials are stacked in layers by software and numerical control system. Manufacturing technology for physical goods.

针对齿科种植方面,计算机辅助设计(Computer Aided Design,CAD)导板种植利用三维重建软件,详细测量患者牙床的骨质密度、牙槽骨本身的高度、宽度等条件,设计最佳力学种植点,并在手术中避开重要的神经和血管,大大提升手术的安全性;种植导板由于其精准度要求高、产品个性化定制需求强等特点,非常适用于增材制造方式。For dental implants, Computer Aided Design (CAD) guide plate planting uses three-dimensional reconstruction software to measure the bone density of the patient's gum bed, the height and width of the alveolar bone itself, and design the best mechanical planting point. In the operation, it avoids important nerves and blood vessels, greatly improving the safety of the operation; the planting guide plate is very suitable for the additive manufacturing method because of its high precision requirements and strong product customization requirements.

本方面进一步限定的技术方案为:The technical solution further defined in this aspect is:

优选地,上述技术方案中,当导向管轴向与z轴存在夹角,则增加种植导管固位孔的壁厚,最终达到此导向管外侧管壁与z轴平行,z轴为垂直于牙床的 方向;Preferably, in the above technical solution, when the axial direction of the guiding tube is at an angle with the z-axis, the wall thickness of the fixing hole of the implanting conduit is increased, and finally the outer tube wall of the guiding tube is parallel to the z-axis, and the z-axis is perpendicular to the gum Direction

连接桥体和辅助定位板模块相互之间的贴合面可以设置凹槽或凸起。The fitting surface between the connecting bridge body and the auxiliary positioning plate module may be provided with a groove or a protrusion.

优选地,上述技术方案中,凸起为轴向平行的圆柱形凸起或轴向平行的圆台,目的:这些凹槽和凸起能加强辅助定位板和种植导板的固位,医生打固位钉时能提供额外的固位力。Preferably, in the above technical solution, the protrusions are axially parallel cylindrical protrusions or axially parallel circular tables, and the purpose is: the grooves and the protrusions can strengthen the position of the auxiliary positioning plate and the planting guide, and the doctor fixes the position. Provides additional retention when nailed.

优选地,上述技术方案中,多个插销间,至少存在两个插销,其轴向方向的夹角大于90°,这是为了增加两者之间的连接牢固性和受力平衡性。Preferably, in the above technical solution, at least two pins are present between the plurality of pins, and the angle in the axial direction is greater than 90°, which is to increase the connection stability and the force balance between the two.

优选地,上述技术方案中,连接桥体两端之间架有连接杆,可以进一步防止变形,连接杆可以在医生打固位钉的时候提供额外的支撑力。这种情况下,可以减小连接体的横截面积,也可以不进行热处理,不进行热处理的优势是样品表面氧化层薄,具有金属光泽,患者视觉感受好。Preferably, in the above technical solution, a connecting rod is arranged between the two ends of the connecting bridge body, which can further prevent deformation, and the connecting rod can provide additional supporting force when the doctor hits the fixing nail. In this case, the cross-sectional area of the connecting body can be reduced, or the heat treatment can be omitted, and the advantage of not performing the heat treatment is that the surface oxide layer of the sample is thin, has a metallic luster, and the patient feels good.

优选地,上述技术方案中,连接体可以是横杆,也可以是曲杆。Preferably, in the above technical solution, the connecting body may be a cross bar or a curved bar.

优选地,上述技术方案中,上颌部分采用横杆,下颌采用曲杆,以避开患者舌头Preferably, in the above technical solution, the upper jaw portion adopts a cross bar, and the lower jaw adopts a curved bar to avoid the patient tongue.

优选地,上述技术方案中,连接体的横截面为矩形,方便精准匹配。Preferably, in the above technical solution, the connecting body has a rectangular cross section for convenient matching.

优选地,上述技术方案中,连接桥体与种植固位管相结合的部位设有凹形水槽,不仅医生视野好,也方便手术中冲水降温,水流可以顺着水槽流出口腔。Preferably, in the above technical solution, the joint between the connecting bridge body and the planting retention pipe is provided with a concave water tank, which not only has a good vision of the doctor, but also facilitates flushing and cooling in the operation, and the water flow can flow out of the oral cavity along the water tank.

优选地,上述技术方案中,辅助定位板模块和种植导板模块上设有供插销插入的插销孔,所述插销孔以唇侧、颊侧为起点设计孔位,贯穿辅助定位板模块和种植导板模块。Preferably, in the above technical solution, the auxiliary positioning plate module and the planting guide plate module are provided with a pin hole for inserting the pin, and the pin hole is designed with the lip side and the buccal side as a starting point, and the auxiliary positioning plate module and the planting guide plate are penetrated. Module.

优选地,上述技术方案中,插销略长于插销孔的深度,推荐比插销空长2mm,插销尖端设计成圆锥形,便于装配及固位,推荐使用标准件。Preferably, in the above technical solution, the plug is slightly longer than the depth of the pin hole, and it is recommended to be 2 mm longer than the plug. The tip of the pin is designed to be conical, which is convenient for assembly and retention. It is recommended to use standard parts.

齿科全口牙列缺失手术种植导向板制作方法,按照如下步骤进行:To make a dental implant guide plate manufacturing method, follow the steps below:

S1,患者数据获取,通过测量获取患者口腔治疗方案数据,包括CT数据、牙颌粘膜数据和义齿设计模版数据;S1, patient data acquisition, obtaining patient oral treatment plan data by measurement, including CT data, dental and maxillofacial data and denture design template data;

S2,种植模版设计,根据步骤S1获得的数据制作齿科种植导板模块和辅助定位板模块;S2, planting a template design, and preparing a dental implant guide module and an auxiliary positioning plate module according to the data obtained in step S1;

S3,数字化模型打印,打印出步骤S2中设计出的齿科种植导板模块和辅助定位板模块;S3, digital model printing, printing out the dental implant guide module and the auxiliary positioning plate module designed in step S2;

S4,打印模型测量确认,将步骤S3打印出的齿科种植导板模块和辅助定位板模块装配在一起,按压两者间无撬动则合格,否则不合格,重新进行步骤S1或者S2;S4, the print model measurement confirms that the dental implant guide module and the auxiliary positioning plate module printed in step S3 are assembled together, and if there is no movement between the two, it is qualified, otherwise it is not qualified, and step S1 or S2 is performed again;

S5,等待放入患者口腔,辅助医生定位口腔中牙齿种植位置。S5, waiting to be placed in the patient's mouth, assisting the doctor to locate the dental implant site in the mouth.

本方面进一步限定的技术方案为:The technical solution further defined in this aspect is:

优选地,上述技术方案中,步骤S1具体为:从医生处获取患者口腔治疗方案数据,包括实体义齿设计模型、种植导向管模块和种植固位管模块的三维模型的位置信息;通过扫描获得义齿设计模型的三维模型数据;将患者义齿设计模版数据、牙颌粘膜数据、CT数据同时导入软件,医生和设计师合作确认种植导向管模块和种植固位管模块的位置信息。Preferably, in the above technical solution, the step S1 is specifically: obtaining the patient oral treatment plan data from the doctor, including the physical denture design model, the planting guide tube module, and the position information of the three-dimensional model of the planting retention tube module; obtaining the denture by scanning The 3D model data of the model is designed; the patient denture design template data, the dental and maxillofacial data, and the CT data are simultaneously imported into the software, and the doctor and the designer cooperate to confirm the position information of the planting guide tube module and the planting retention tube module.

步骤S2具体为,确认至少2个固位管模块的位置信息,设计师在确认的位置处设计了内直径与固位钉直径相匹配,外直径至少大于内直径1mm,长度为5mm以上的种植固位管模块;Step S2 is specifically to confirm the position information of at least two retention tube modules, and the designer designs the inner diameter to match the diameter of the retention nail at the confirmed position, and the outer diameter is at least larger than the inner diameter of 1 mm and the length is 5 mm or more. Retaining pipe module;

步骤S3具体为,需要进行喷砂处理:去除打印表面的金属颗粒,不影响精度,能保证种植导板和辅助定位板的精确匹配Step S3 is specifically required to perform sand blasting treatment: removing metal particles on the printing surface without affecting precision, and ensuring accurate matching of the planting guide plate and the auxiliary positioning plate

生产所述手术种植导向板的金属粉末,应当采购经食品药品监督管理部门批准注册或备案的义齿原材料,其技术指标应当符合强制性标准或经注册或备案的产品技术要求;The metal powder for the production of the surgical planting guide plate shall be purchased from the denture raw materials approved by the food and drug supervision and administration department for registration or filing, and the technical indicators shall comply with the mandatory standards or the technical requirements for the products registered or filed;

根据种植需要,确认对应个数的种植导向管模块的位置信息,如果种植导向管的轴向方向与z轴有明显倾斜角度,在此种植导向管外侧方向增加固位孔壁厚,最终达到此外侧管壁与z轴平行的效果;According to the planting needs, confirm the corresponding position information of the planting guide tube module. If the axial direction of the planting guide tube has a sharp inclination angle with the z-axis, increase the wall thickness of the retaining hole in the outer side of the planting guide tube, and finally reach the outer tube. The effect of the wall parallel to the z-axis;

步骤S4具体为:S4.1辅助导板与手术导板的匹配验证:将辅助定位板模块和种植导板模块安装在一起,按压无撬动,再通过插销将两者精确匹配,与义齿设计模型组合,按压无撬动即可;若有撬动现象,则需重新制作齿科全口牙列缺失种植导板。Step S4 is specifically as follows: S4.1 Auxiliary guide plate and surgical guide plate matching verification: the auxiliary positioning plate module and the planting guide plate module are installed together, the pressing is not moved, and then the two are precisely matched by the bolt, and combined with the denture design model, Pressing without swaying; if there is any swaying phenomenon, it is necessary to re-create the dental pedicle missing implant guide.

S4.2手术导板与患者口腔的匹配验证:S4.2.1辅助定位板模块与种植导板模块制作完毕,将两者通过咬合限位后,通过插销将两者精确匹配组合成种植模版,包括种植导板、辅助定位板和插销,通过种植固位钉将种植模版固定在牙颌粘膜石膏模型上,把测量杆插在种植导向管内借助扫描仪取得手术计划中种植体植入的角度与位置信息;S4.2.2在计算机辅助设计Computer Aided Design,CAD下进行设计数据与实物数据拟合验证,在设计数据与实物数据拟合验证通过的基础上,进一步地验证手术导板是否符合允许的误差值内,拟合数据如在误差值内,齿科全口牙列缺失种植导板合格,可以用于手术;种植手术前,病人打好种植固位孔后再次进行CT扫描,最终确保手术导板与患者口腔是按照术前规划精确匹配的。S4.2 Surgical guide plate and patient's oral cavity matching verification: S4.2.1 Auxiliary positioning plate module and planting guide plate module are completed, after the two are passed through the bite limit, the two are accurately matched and combined into a planting template through the bolt, including the planting guide plate. The auxiliary positioning plate and the bolt are fixed on the dental jaw and the gypsum plaster model by planting the fixing nail, and the measuring rod is inserted into the planting guiding tube to obtain the angle and position information of the implant implantation in the surgical plan by using the scanner; S4 .2.2 In the computer-aided design Computer Aided Design, CAD, the design data and the physical data fit verification, based on the design data and the physical data fitting verification, further verify whether the surgical guide plate meets the allowable error value, If the data is within the error value, the dental full-tooth dentition is missing the implant guide and can be used for surgery. Before the implant operation, the patient is implanted with the fixation hole and then CT scan again to ensure that the surgical guide and the patient's mouth are in accordance with Preoperative planning is precisely matched.

一种假牙装配方法,按照如下步骤进行:A method of assembling a denture is carried out as follows:

(1)医生获得种植模版后,包括种植导板模块、辅助定位板模块和插销模块,将三种模块组合成种植模版后,医生要保证患者种植模版试戴合适:粘膜支撑密合;咬合稳定准确;(1) After the doctor obtains the planting template, including the planting guide module, the auxiliary positioning plate module and the plug module, after the three modules are combined into the implanting template, the doctor must ensure that the patient implants the template to try on: the mucosal support is tight; the bite is stable and accurate. ;

(2)术前需要对种植导板模块、辅助定位板模块和插销模块进行常规的消毒;(2) routine disinfection of the planting guide module, auxiliary positioning plate module and latch module before surgery;

(3)手术时,将种植导板模块、辅助定位板模块和插销模块组合成种植模版,医生让患者戴上种植模版,准确咬合后,打种植固位钉,然后去除插销模块和辅助定位板模块,最终患者口内留存种植固位钉固定的种植导板模块;(3) During the operation, the planting guide module, the auxiliary positioning plate module and the latch module are combined into a planting template, and the doctor allows the patient to wear the implanting template, after the accurate biting, the planting retaining nail, and then the plug module and the auxiliary positioning plate module are removed. Finally, the implant guide module fixed by the planting retention nail is retained in the patient's mouth;

(4)病人打好种植固位孔后再次进行CT扫描,最终确保手术导板与患者口腔是按照术前规划精确匹配的;(4) The patient performs a CT scan again after planting the retention hole, and finally ensures that the surgical guide and the patient's mouth are precisely matched according to the preoperative planning;

(5)根据术前规划,在种植导板模块的帮助下进行种植体植入;(5) According to the preoperative planning, the implant is implanted with the help of the implant guide module;

(6)拆除种植导板模块;(6) Removing the planting guide module;

(7)根据患者具体情况,可以当天就进行义齿模块的装配;也可以将软组织缝合,确保种植体稳定后,若干时间后再进行义齿模块的装配。(7) According to the specific circumstances of the patient, the denture module can be assembled on the same day; the soft tissue can also be sutured to ensure the assembly of the denture module after a certain period of time after the implant is stabilized.

与现有技术相比,本发明具有如下有益效果:Compared with the prior art, the present invention has the following beneficial effects:

与传统的包裹式塑料材质的齿科种植导板不同,采用本发明方法制作的骨 架式金属材质的齿科种植导板,除了不易产生形变、不易弯折等材料特性上的区别,在形态上本发明采用的骨架式导板结构设计相比传统的包裹式设计同样具有明显优势:在齿科种植手术实施过程中,不仅为医生提供更大的操作空间、更广的可视范围,种植固位管附近的凹形水槽设计还能实现手术过程中的冲水降温。Different from the traditional dental plastic guide plate, the skeletal metal dental implant guide made by the method of the present invention has the difference in material properties such as deformation and difficulty in bending, and the invention is in the form of the invention. The skeletal guide structure design also has obvious advantages compared with the traditional wrap design: during the implementation of the dental implant surgery, it not only provides the doctor with more operation space, wider visibility range, and near the planting retention tube. The concave sink design also enables flushing and cooling during the operation.

附图说明:BRIEF DESCRIPTION OF THE DRAWINGS:

图1为上下颌粘膜石膏模型;Figure 1 is a gypsum model of the upper and lower jaw mucosa;

图2为种植导向管模块、种植固位管模块与上颌粘膜模型的位置关系;2 is a positional relationship between a planting guide tube module, a planting retention tube module and a maxillary mucosa model;

图3为种植导板模块;Figure 3 is a planting guide module;

图4增厚修正前、后的倾斜种植导向管;Figure 4: Inclined planting guide tube before and after thickening correction;

图5连接桥体模块横截面设计方案;Figure 5 is a cross-sectional design of the connecting bridge module;

图6为具有加固连接杆的种植导板;Figure 6 is a planting guide with a reinforcing connecting rod;

图7a义齿设计模版数据A;Figure 7a denture design template data A;

图7b牙颌粘膜数据B;Figure 7b Dental and mucosal data B;

图7c义齿设计模版数据A”┐“牙颌粘膜数据B”,从粘膜面正视图;Figure 7c denture design template data A" 牙 "dental mucosa data B", from the mucosal front view;

图7d种植导板数据C”;Figure 7d planting guide data C";

图7e“辅助定位板模块D”,从粘膜面正视图;Figure 7e "Auxiliary positioning plate module D", from the mucosal front view;

图7f“辅助定位板模块D”,侧视图;Figure 7f "Auxiliary positioning plate module D", side view;

图8带有种植模拟孔的辅助定位板;Figure 8 is an auxiliary positioning plate with a simulated hole;

图9带有辅助导板固位孔的种植导板模块与辅助定位板模块;Figure 9 is a planting guide module with an auxiliary guide plate retention hole and an auxiliary positioning plate module;

图10辅助定位板与种植导板装配验证图。Figure 10 is a verification drawing of the auxiliary positioning plate and the planting guide assembly.

图中:1粘膜石膏模型,2用于生成种植导向管的圆柱体模型,3用于生成种植固位管的圆柱体模型,4种植导向管模块,5种植固位管模块,6连接桥体模块,7凹形水槽,8固位凸起,9辅助导板固位孔,10增厚修正的倾斜种植导向管,11加固连接杆,12义齿设计模版数据A,13“义齿设计模型A”┐“牙颌粘膜模型B”,14辅助定位板模块D,15辅助定位板模块中央部分,16辅助定位板模块边缘部分,17种植模拟孔,18插销,19带有辅助导板固 位孔的辅助定位板模块。In the figure: 1 mucosal gypsum model, 2 is used to generate a cylindrical model of planting guide tube, 3 is used to generate a cylindrical model of planting retention tube, 4 planting guide tube module, 5 planting retention tube module, 6 connection bridge body Module, 7 concave sink, 8 retaining bulges, 9 auxiliary guide retaining holes, 10 thickened modified inclined planting guide tube, 11 reinforced connecting rod, 12 denture design template data A, 13 "denture design model A" ┐ "Dental and maxillofacial model B", 14 auxiliary positioning plate module D, 15 auxiliary positioning plate module central part, 16 auxiliary positioning plate module edge part, 17 planting simulation hole, 18 bolt, 19 auxiliary positioning with auxiliary guide plate retaining hole Board module.

具体实施方式:detailed description:

下面对本发明的具体实施方式进行详细描述,但应当理解本发明的保护范围并不受具体实施方式的限制。The specific embodiments of the present invention are described in detail below, but it should be understood that the scope of the present invention is not limited by the specific embodiments.

除非另有其它明确表示,否则在整个说明书和权利要求书中,术语“包括”或其变换如“包含”或“包括有”等等将被理解为包括所陈述的元件或组成部分,而并未排除其它元件或其它组成部分。The term "comprising" or variations such as "comprises" or "comprises", etc., are to be understood to include the recited elements or components, and Other components or other components are not excluded.

本发明的齿科全口牙列缺失手术种植导向板的制作方法,以上颌手术种植导向板为例,制作步骤如下:The method for manufacturing the dental full-tooth dentition surgery implant guide plate of the present invention, and the above-mentioned jaw surgery planting guide plate is taken as an example, the production steps are as follows:

从医生处获取患者口腔治疗方案数据,包括实体义齿设计模型、种植导向管模块和种植固位管模块的三维模型的位置信息如图1和图2。通过扫描获得义齿设计模型的三维模型数据。将患者义齿设计模版数据、牙颌粘膜数据、CT数据同时导入软件,医生和设计师合作确认种植导向管模块4和种植固位管模块5的位置信息。【图2】The patient's oral treatment plan data is obtained from the doctor, and the position information of the three-dimensional model including the physical denture design model, the planting guide tube module, and the planting retention tube module is shown in FIGS. 1 and 2. The three-dimensional model data of the denture design model is obtained by scanning. The patient's denture design template data, the dental and maxillofacial data, and the CT data are simultaneously imported into the software, and the doctor and the designer cooperate to confirm the position information of the planting guide tube module 4 and the planting retention tube module 5. 【figure 2】

如上所述医生和设计师共同确认了3个种植固位管模块5的位置信息,已知医生手术时通过种植固位管模块5打固位钉时采用的是2.0mm的钻头,设计师在共同确认的位置处设计了内直径为2mm,外直径为4mm,长度为5mm的种植固位管模块。【图3】As described above, the doctor and the designer jointly confirmed the position information of the three planting retention tube modules 5. It is known that the doctor uses a 2.0 mm drill bit when planting the retention tube module 5 by the planting retention tube module 5, and the designer is A planting retention tube module with an inner diameter of 2 mm, an outer diameter of 4 mm and a length of 5 mm was designed at a common confirmation position. 【image 3】

如上所述医生和设计师共同确认了4个种植导向管模块4的位置信息,其中一个种植导向管的轴向方向与z轴(牙床垂直方向)有明显倾斜角度,在此固位孔倾斜轴与xy平面(牙床平面)倾斜角为锐角的外侧方向增加固位孔壁厚,最终达到此外侧管壁与z轴平行的效果。【图4】As described above, the doctor and the designer jointly confirmed the position information of the four planting guide tube modules 4, wherein the axial direction of one of the planting guide tubes has a significant inclination angle with the z-axis (the vertical direction of the gums), and the tilting axis of the retaining hole is fixed. The outer direction of the oblique angle of the xy plane (the gum plane) is increased, and the wall thickness of the retaining hole is increased, and finally the outer wall is parallel to the z-axis. 【Figure 4】

在软件中将种植导向管通过连接桥体模块组合起来,连接桥体横截面如【图5】所示,梯形横截面长边宽度为3mm,高度为4mm,两侧的角度α和β角均为6°。连接体的两个端点间添加横截面为2mm*2mm的横杆,在手术时打入固位钉时能保证整个装置不变形。连接桥体与种植固位管相结合的部位设计成了凹形水槽7。【图6】In the software, the planting guide tubes are combined by connecting the bridge modules. The cross-section of the connecting bridge body is as shown in Fig. 5. The width of the trapezoidal cross-section is 3 mm and the height is 4 mm. The angles α and β on both sides are both It is 6°. A crossbar with a cross-section of 2 mm*2 mm is added between the two ends of the connector, and the entire device is not deformed when the retaining nail is inserted during surgery. The portion where the connecting bridge body is combined with the planting retention tube is designed as a concave water tank 7. 【Figure 6】

基于患者义齿设计模版数据A、牙颌粘膜数据B、种植导板数据C,按照三者间关系通过计算机三维数据中布尔运算融合得到辅助定位板模块的初步模型,布尔运算公式:“辅助定位板模块D”=(“义齿设计模版数据A”┐“牙颌粘膜数据B”)┐“种植导板数据C”【图7a到图7g】Based on the patient's denture design template data A, dental and maxillofacial data B, planting guide data C, according to the relationship between the three through the computer three-dimensional data in the Boolean operation to obtain a preliminary model of the auxiliary positioning plate module, Boolean formula: "Auxiliary positioning board module D" = (" denture design template data A" ┐ "dental and mucosal data B") ┐ "planting guide data C" [Fig. 7a to 7g]

Figure PCTCN2018083529-appb-000001
Figure PCTCN2018083529-appb-000001

对辅助定位板模块的进一步优化,如【图7的15和16】所示,中央部分调整为2mm,包裹牙龈的边缘部分调整为3mm。Further optimization of the auxiliary positioning plate module, as shown in [15 and 16 of Fig. 7], the central portion is adjusted to 2 mm, and the edge portion of the wrapped gum is adjusted to 3 mm.

根据医生设计的植体方向,在四颗牙齿模型上设计“模拟植体”孔位,方便医生术前模拟。【图8】According to the direction of the implant designed by the doctor, the “simulated implant” hole position is designed on the four tooth models to facilitate the doctor to simulate before surgery. [Figure 8]

在三维设计软件中,以颊侧为起点设计4个孔位,贯穿辅助定位板模块和种植导板基体模块。插销为标准件,尺寸为2.0mm,辅助导板固位孔尺寸设置为2.05mm,稍大于插销尺寸。4个辅助导板固位孔位在义齿设计模型上分得较开,两个辅助导板固位孔位轴向方向的最大夹角约为120°【图9】In the 3D design software, four holes are designed starting from the buccal side, running through the auxiliary positioning plate module and the planting guide base module. The bolt is a standard part with a size of 2.0 mm, and the auxiliary guide plate retaining hole size is set to 2.05 mm, which is slightly larger than the bolt size. The four auxiliary guide plate retaining holes are separated on the denture design model, and the maximum angle of the axial direction of the two auxiliary guide retaining holes is about 120° [Fig. 9]

生成的辅助定位板模块打印数据导入切片软件,切片完成后将切片文件导入树脂打印设备中进行打印。The generated auxiliary positioning board module print data is imported into the slicing software, and after the slicing is completed, the slice file is imported into the resin printing device for printing.

树脂打印的后处理:包括去支持面和打磨阶层纹。Post-treatment of resin printing: including the support surface and the polished layer.

生成的齿科种植导板基体模块切片然后导入切片软件,摆放时金属模型与塑料件的贴合面作为上表面,添加支撑,切片完成后将切片文件导入金属熔融打印设备中进行打印。The generated dental implant guide base module slice is then introduced into the slicing software, and the bonding surface of the metal model and the plastic part is placed as the upper surface, and the support is added. After the slicing is completed, the slice file is introduced into the metal melting printing device for printing.

齿科种植导板基体模块取出设备后去除支撑,进行喷砂和简单车金。The dental implant guide base module removes the support after removing the equipment, performing sand blasting and simple car gold.

使用2.0mm的铣钻对固位孔进行打磨,使用2.0mm的插销插入辅助导板固位孔和固位孔,均略有阻力。The retaining holes were ground using a 2.0 mm milling drill, and the 2.0 mm pins were used to insert the auxiliary guide retaining holes and retaining holes with slight resistance.

将辅助定位板模块和种植导板安装在一起,按压无撬动,再通过插销将两者精确匹配,与上颌义齿设计模型三维实体模型组合,按压无撬动。The auxiliary positioning plate module and the planting guide plate are installed together, the pressing is not moved, and the two are precisely matched by the bolt, and combined with the three-dimensional solid model of the maxillary denture design model, and the pressing is not moved.

医生手术过程描述Doctor's surgical procedure description

(1)医生获得种植模版后,包括种植导板模块、辅助定位板模块和插销模块,将三种模块组合成种植模版后,医生要保证患者种植模版试戴合适:粘膜支撑密合;咬合稳定准确。(1) After the doctor obtains the planting template, including the planting guide module, the auxiliary positioning plate module and the plug module, after the three modules are combined into the implanting template, the doctor must ensure that the patient implants the template to try on: the mucosal support is tight; the bite is stable and accurate. .

(2)术前需要对种植导板模块、辅助定位板模块和插销模块进行常规的消毒。(2) Conventional disinfection of the planting guide module, auxiliary positioning plate module and latch module is required before surgery.

(3)手术时,将种植导板模块、辅助定位板模块和插销模块组合成种植模版,医生让患者戴上种植模版,准确咬合后,打种植固位钉,然后去除插销模块和辅助定位板模块,最终患者口内留存种植固位钉固定的种植导板模块。(3) During the operation, the planting guide module, the auxiliary positioning plate module and the latch module are combined into a planting template, and the doctor allows the patient to wear the implanting template, after the accurate biting, the planting retaining nail, and then the plug module and the auxiliary positioning plate module are removed. Finally, the implant guide module fixed by the planting retention nail is retained in the patient's mouth.

(4)病人打好种植固位孔后再次进行CT扫描,最终确保手术导板与患者口腔是按照术前规划精确匹配的。(4) The patient performs a CT scan again after planting the retention hole, and finally ensures that the surgical guide and the patient's mouth are precisely matched according to the preoperative planning.

(5)根据术前规划,在种植导板模块的帮助下进行种植体植入。(5) According to the preoperative planning, the implant is implanted with the help of the implant guide module.

(6)拆除种植导板模块。(6) Remove the planting guide module.

(7)根据患者具体情况,可以当天就进行义齿模块的装配;也可以将软组织缝合,确保种植体稳定后,若干时间后再进行义齿模块的装配。(7) According to the specific circumstances of the patient, the denture module can be assembled on the same day; the soft tissue can also be sutured to ensure the assembly of the denture module after a certain period of time after the implant is stabilized.

前述对本发明的具体示例性实施方案的描述是为了说明和例证的目的。这些描述并非想将本发明限定为所公开的精确形式,并且很显然,根据上述教导,可以进行很多改变和变化。对示例性实施例进行选择和描述的目的在于解释本发明的特定原理及其实际应用,从而使得本领域的技术人员能够实现并利用本发明的各种不同的示例性实施方案以及各种不同的选择和改变。本发明的范围意在由权利要求书及其等同形式所限定。The foregoing description of the specific exemplary embodiments of the present invention has The description is not intended to limit the invention to the precise forms disclosed. The embodiments were chosen and described in order to explain the particular embodiments of the invention Choose and change. The scope of the invention is intended to be defined by the claims and their equivalents.

Claims (15)

一种齿科全口牙列缺失手术种植导向板,安装固定于患者口腔中用于辅助假牙种植定位,其特征在于,主要由手术种植导向板和辅助定位板组成,所述手术种植导向板包括:A dental full-tooth dentition surgery implant guide plate is installed and fixed in a patient's mouth for assisting denture implant positioning, and is characterized in that it is mainly composed of a surgical planting guide plate and an auxiliary positioning plate, and the surgical planting guide plate comprises : 种植导向管模块,包括与种植数量相当的导向管,所述导向管与即将装配的种植体同轴,其内径与医生使用钻头直径相适配;Planting a guide tube module comprising a guide tube of comparable number to the implant, the guide tube being coaxial with the implant to be assembled, the inner diameter of which is adapted to the diameter of the drill bit used by the doctor; 种植固位管模块,包括至少两个均匀分布在种植导向管两侧的固位管,所述固位管与即将打入骨骼的固位钉同轴;The planting retention tube module comprises at least two retention tubes evenly distributed on both sides of the planting guide tube, the retention tube being coaxial with the retention nails to be driven into the bone; 连接桥体模块,整体形状适配患者牙弓曲线,截面为梯形或者近似梯形,近似梯形的短底边为曲线,连接桥体模块的较短底面对应辅助定位板;The bridge module is connected, and the overall shape is adapted to the curve of the patient's arch, the section is trapezoidal or approximately trapezoidal, and the short bottom edge of the trapezoid is a curve, and the shorter bottom surface of the connecting bridge module corresponds to the auxiliary positioning plate; 辅助定位板模块,其下侧同时与手术种植导向板和牙颌粘膜数据精确适配,用于将手术种植导向板装配其中后至于病人牙颌粘膜上,方便医生进行打入种植固位钉操作;The auxiliary positioning plate module has the lower side precisely matched with the surgical planting guide plate and the dental and maxillofacial data, and is used for assembling the surgical planting guide plate to the patient's dental and maxillofacial mucosa, so that the doctor can perform the operation of implanting the fixing nail. ; 插销模块,包括多个插接于手术种植导向板与辅助定位板模块之间的插销,用于手术种植导向板与辅助定位板模块之间精密衔接起到固位作用。The latch module includes a plurality of pins inserted between the surgical planting guide plate and the auxiliary positioning plate module, and is used for fixing the position between the surgical planting guide plate and the auxiliary positioning plate module. 根据权利要求1所述的齿科全口牙列缺失手术种植导向板,其特征在于:The dental full-mouth dentition surgery implant guide plate according to claim 1, wherein: 当导向管轴向与z轴存在夹角,则增加种植导管固位孔的壁厚,最终达到此导向管外侧管壁与z轴平行,z轴为垂直于牙床的方向;When the axial direction of the guiding tube is at an angle with the z-axis, the wall thickness of the fixing hole of the implanting conduit is increased, and finally the outer tube wall of the guiding tube is parallel to the z-axis, and the z-axis is perpendicular to the direction of the gum. 连接桥体和辅助定位板模块相互之间的贴合面可以设置凹槽或凸起,凸起可为轴向平行的圆柱形凸起或轴向平行的圆台。The bonding surface between the connecting bridge body and the auxiliary positioning plate module may be provided with grooves or protrusions, and the protrusions may be axially parallel cylindrical protrusions or axially parallel circular stages. 根据权利要求1所述的齿科全口牙列缺失手术种植导向板,其特征在于:多个插销间,至少存在两个插销,其轴向方向的夹角大于90°。The dental full-mouth dentition surgery implanting guide plate according to claim 1, wherein at least two latches are present between the plurality of latches, and the angle in the axial direction is greater than 90°. 根据权利要求1或2所述的齿科全口牙列缺失手术种植导向板,其特征在于:连接桥体两端之间架有连接杆,连接体可以是横杆,也可以是曲杆。The dental full-mouth dentition surgery implant guiding plate according to claim 1 or 2, wherein a connecting rod is arranged between the two ends of the connecting bridge body, and the connecting body may be a cross bar or a curved bar. 根据权利要求4所述的齿科全口牙列缺失手术种植导向板,其特征在于:上颌部分采用横杆,下颌采用曲杆。The dental full-mouth dentition surgery implant guide plate according to claim 4, wherein the upper jaw portion is a crossbar and the lower jaw is a curved rod. 根据权利要求5所述的齿科全口牙列缺失手术种植导向板,其特征在 于:连接体的横截面为矩形。The dental full-mouth dentition surgery implant guide according to claim 5, wherein the connecting body has a rectangular cross section. 根据权利要求1所述的齿科全口牙列缺失手术种植导向板,其特征在于:连接桥体与种植固位管相结合的部位设有凹形水槽。The dental full-mouth dentition surgery implant guide plate according to claim 1, wherein the joint between the connecting bridge body and the planting retention tube is provided with a concave water tank. 根据权利要求1所述的齿科全口牙列缺失手术种植导向板,其特征在于:辅助定位板模块和种植导板模块上设有供插销插入的插销孔,所述插销孔以唇侧、颊侧为起点设计孔位,贯穿辅助定位板模块和种植导板模块。The dental full-mouth dentition surgery implanting guide plate according to claim 1, wherein the auxiliary positioning plate module and the planting guide plate module are provided with a pin hole for inserting a pin, the pin hole is a lip side and a cheek hole. The side is designed as a starting point for the hole, running through the auxiliary positioning plate module and the planting guide module. 根据权利要求1所述的齿科全口牙列缺失手术种植导向板,其特征在于:插销略长于插销孔的深度,推荐比插销空长2mm,插销尖端设计成圆锥形,便于装配及固位,推荐使用标准件。The dental full-mouth dentition surgery implant guiding plate according to claim 1, wherein the plug is slightly longer than the depth of the bolt hole, and the recommended length is 2 mm longer than the plug, and the plug tip is designed to be conical, which is convenient for assembly and retention. It is recommended to use standard parts. 齿科全口牙列缺失手术种植导向板制作方法,其特征在于:按照如下步骤进行:The method for manufacturing a dental implant guide plate for a complete dental dentition is characterized in that the following steps are performed: S1,患者数据获取,通过测量获取患者口腔治疗方案数据,包括CT数据、牙颌粘膜数据和义齿设计模版数据;S1, patient data acquisition, obtaining patient oral treatment plan data by measurement, including CT data, dental and maxillofacial data and denture design template data; S2,种植模版设计,根据步骤S1获得的数据制作齿科种植导板模块和辅助定位板模块;S2, planting a template design, and preparing a dental implant guide module and an auxiliary positioning plate module according to the data obtained in step S1; S3,数字化模型打印,用3D打印设备打印出步骤S2中设计出的齿科种植导板模块和辅助定位板模块;S3, digital model printing, using the 3D printing device to print out the dental implant guide module and the auxiliary positioning plate module designed in step S2; S4,打印模型测量确认,将步骤S3打印出的齿科种植导板模块和辅助定位板模块装配在一起,按压两者间无撬动则合格,否则不合格,重新进行步骤S1或者S2;S4, the print model measurement confirms that the dental implant guide module and the auxiliary positioning plate module printed in step S3 are assembled together, and if there is no movement between the two, it is qualified, otherwise it is not qualified, and step S1 or S2 is performed again; S5,等待放入患者口腔,辅助医生定位口腔中牙齿种植位置。S5, waiting to be placed in the patient's mouth, assisting the doctor to locate the dental implant site in the mouth. 根据权利要求10所述的齿科全口牙列缺失手术种植导向板制作方法,其特征在于:步骤S1具体为:从医生处获取患者口腔治疗方案数据,包括实体义齿设计模型、种植导向管模块和种植固位管模块的三维模型的位置信息;通过扫描获得义齿设计模型的三维模型数据;将患者义齿设计模版数据、牙颌粘膜数据、CT数据同时导入软件,医生和设计师合作确认种植导向管模块和种植固位管模块的位置信息。The method for manufacturing a dental full-tooth dentition surgery implant guide plate according to claim 10, wherein the step S1 is specifically: obtaining a patient oral treatment plan data from a doctor, including an entity denture design model and a planting guide tube module. And the position information of the three-dimensional model of the implanted tube module; the three-dimensional model data of the denture design model is obtained by scanning; the patient denture design template data, the dental and maxillofacial data, and the CT data are simultaneously imported into the software, and the doctor and the designer cooperate to confirm the planting guide Location information for the tube module and the planting retention tube module. 根据权利要求10所述的齿科全口牙列缺失手术种植导向板制作方法,其特征在于:步骤S2具体为,确认至少2个固位管模块的位置信息,设计师在确认的位置处设计了内直径与固位钉直径相匹配,外直径至少大于内直径1mm,长度为5mm以上的种植固位管模块。The method for manufacturing a dental full-mouth dentition surgery implant guide plate according to claim 10, wherein the step S2 is specifically: confirming position information of at least two retention tube modules, and the designer designs at the confirmed position. The planting retention tube module has an inner diameter matching the diameter of the retention nail, and an outer diameter of at least 1 mm larger than the inner diameter and 5 mm or more. 根据权利要求10所述的齿科全口牙列缺失手术种植导向板制作方法,其特征在于:步骤S3具体为,根据种植需要,确认对应个数的种植导向管模块的位置信息,如果种植导向管的轴向方向与z轴有明显倾斜角度,在此种植导向管外侧方向增加固位孔壁厚,最终达到此外侧管壁与z轴平行的效果;The method for manufacturing a dental full-mouth dentition surgery implant guide plate according to claim 10, wherein the step S3 is specifically: determining the position information of the corresponding number of the planting guide tube modules according to the planting needs, if the planting guide The axial direction of the tube has a significant inclination angle with the z-axis, and the wall thickness of the retention hole is increased in the outer direction of the planting guide tube, and finally the effect of the outer tube wall parallel to the z-axis is achieved; 采用激光熔融技术生产的手术种植导向板,需要对打印产品进行喷砂处理:去除打印表面的金属颗粒;Surgical implant guide plates produced by laser melting technology require sandblasting of printed products: removal of metal particles on the printed surface; 生产所述手术种植导向板的金属粉末,应当采购经食品药品监督管理部门批准注册或备案的义齿原材料,其技术指标应当符合强制性标准或经注册或备案的产品技术要求。The metal powder for the production of the surgical planting guide plate shall be purchased from the denture raw materials approved by the food and drug supervision and administration department for registration or filing, and the technical indicators shall comply with the mandatory standards or the technical requirements for the products registered or filed. 根据权利要求10所述的齿科全口牙列缺失手术种植导向板制作方法,其特征在于:步骤S4具体为:S4.1辅助导板与手术导板的匹配验证:将辅助定位板模块和种植导板模块安装在一起,按压无撬动,再通过插销将两者精确匹配,与义齿设计模型组合,按压无撬动即可;若有撬动现象,则需重新制作齿科全口牙列缺失种植导板;The method for manufacturing a dental full-mouth dentition surgery implant guide plate according to claim 10, wherein the step S4 is specifically: matching verification of the S4.1 auxiliary guide plate and the surgical guide plate: the auxiliary positioning plate module and the planting guide plate The modules are installed together, the pressing is not swayed, and the two are precisely matched by the bolts, combined with the denture design model, and the pressing can be performed without pressing; if there is a swaying phenomenon, the dental full dentition missing planting needs to be re-made. Guides; S4.2手术导板与患者口腔的匹配验证:S4.2.1辅助定位板模块与种植导板模块制作完毕,将两者通过咬合限位后,通过插销将两者精确匹配组合成种植模版,包括种植导板、辅助定位板和插销,通过种植固位钉将种植模版固定在牙颌粘膜石膏模型上,把测量杆插在种植导向管内借助扫描仪取得手术计划中种植体植入的角度与位置信息;S4.2.2在计算机辅助设计Computer Aided Design,CAD下进行设计数据与实物数据拟合验证,在设计数据与实物数据拟合验证通过的基础上,进一步地验证手术导板是否符合允许的误差值内,拟合数据如在误差值内,齿科全口牙列缺失种植导板合格,可以用于手术;种植手术前,病人打好种植固位孔后再次进行CT扫描,最终确保手术导板与患者口腔 是按照术前规划精确匹配的。S4.2 Surgical guide plate and patient's oral cavity matching verification: S4.2.1 Auxiliary positioning plate module and planting guide plate module are completed, after the two are passed through the bite limit, the two are accurately matched and combined into a planting template through the bolt, including the planting guide plate. The auxiliary positioning plate and the bolt are fixed on the dental jaw and the gypsum plaster model by planting the fixing nail, and the measuring rod is inserted into the planting guiding tube to obtain the angle and position information of the implant implantation in the surgical plan by using the scanner; S4 .2.2 In the computer-aided design Computer Aided Design, CAD, the design data and the physical data fit verification, based on the design data and the physical data fitting verification, further verify whether the surgical guide plate meets the allowable error value, If the data is within the error value, the dental full-tooth dentition is missing the implant guide and can be used for surgery. Before the implant operation, the patient is implanted with the fixation hole and then CT scan again to ensure that the surgical guide and the patient's mouth are in accordance with Preoperative planning is precisely matched. 一种假牙种植方法,按照如下步骤进行:A method of implanting dentures is carried out as follows: (1)医生获得种植模版后,包括种植导板模块、辅助定位板模块和插销模块,将三种模块组合成种植模版后,医生保证患者种植模版试戴合适包括:粘膜支撑密合;咬合稳定准确;(1) After the doctor obtains the planting template, including the planting guide module, the auxiliary positioning plate module and the bolt module, after the three modules are combined into the planting template, the doctor can ensure that the patient planting template is suitable for fitting: the mucosal support is tight; the bite is stable and accurate. ; (2)术前需要对种植导板模块、辅助定位板模块和插销模块进行常规的消毒;(2) routine disinfection of the planting guide module, auxiliary positioning plate module and latch module before surgery; (3)手术时,将种植导板模块、辅助定位板模块和插销模块组合成种植模版,医生让患者戴上种植模版,准确咬合后,打种植固位钉,然后去除插销模块和辅助定位板模块,最终患者口内留存种植固位钉固定的种植导板模块;(3) During the operation, the planting guide module, the auxiliary positioning plate module and the latch module are combined into a planting template, and the doctor allows the patient to wear the implanting template, after the accurate biting, the planting retaining nail, and then the plug module and the auxiliary positioning plate module are removed. Finally, the implant guide module fixed by the planting retention nail is retained in the patient's mouth; (4)病人打好种植固位孔后再次进行CT扫描,最终确保手术导板与患者口腔是按照术前规划精确匹配的;(4) The patient performs a CT scan again after planting the retention hole, and finally ensures that the surgical guide and the patient's mouth are precisely matched according to the preoperative planning; (5)根据术前规划,在种植导板模块的帮助下进行种植体植入;(5) According to the preoperative planning, the implant is implanted with the help of the implant guide module; (6)拆除种植导板模块;(6) Removing the planting guide module; (7)根据患者具体情况,可以当天就进行义齿模块的装配;也可以将软组织缝合,确保种植体稳定后,若干时间后再进行义齿模块的装配。(7) According to the specific circumstances of the patient, the denture module can be assembled on the same day; the soft tissue can also be sutured to ensure the assembly of the denture module after a certain period of time after the implant is stabilized.
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