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WO2016065445A1 - Système de guidage pour la réalisation par perforation d'au moins un logement pour implant dentaire - Google Patents

Système de guidage pour la réalisation par perforation d'au moins un logement pour implant dentaire Download PDF

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Publication number
WO2016065445A1
WO2016065445A1 PCT/BR2015/000161 BR2015000161W WO2016065445A1 WO 2016065445 A1 WO2016065445 A1 WO 2016065445A1 BR 2015000161 W BR2015000161 W BR 2015000161W WO 2016065445 A1 WO2016065445 A1 WO 2016065445A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide
handpiece
wall
surgical
drill
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/BR2015/000161
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English (en)
Portuguese (pt)
Inventor
João Alfredo BORGES
Elias CANTARELLI HOFFMAN
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.)
Prototipos Industria E Comercio De Produtos Prototipos Ltda - Me
Original Assignee
Prototipos Industria E Comercio De Produtos Prototipos Ltda - Me
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Prototipos Industria E Comercio De Produtos Prototipos Ltda - Me filed Critical Prototipos Industria E Comercio De Produtos Prototipos Ltda - Me
Publication of WO2016065445A1 publication Critical patent/WO2016065445A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/08—Machine parts specially adapted for dentistry
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0089—Implanting tools or instruments
    • A61C8/009—Implanting tools or instruments for selecting the right implanting element, e.g. templates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/08—Machine parts specially adapted for dentistry
    • A61C1/082—Positioning or guiding, e.g. of drills
    • A61C1/084—Positioning or guiding, e.g. of drills of implanting tools
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools

Definitions

  • the present invention relates to a guide system for drilling at least one dental implant store.
  • a dental implant surgery is an intervention to provide a dental prosthesis in one or more edentulous spaces of a patient who has had one or more lost or damaged natural teeth.
  • a hole called a store
  • the implant serves as an anchor member for a post that will receive the dental prosthesis.
  • the dental prosthesis may comprise a single crown or multiple crowns, each reproducing the shape of a natural tooth.
  • Anchoring a multi-crown type prosthesis requires more than one implant and therefore opening more than one bone store in the patient's mouth. For example, in the case of a fully edentulous patient prosthesis, typically four to eight implants per mandible or maxilla are required.
  • a shop is obtained with the aid of a hand tool called a dental handpiece, which conventionally comprises a handle and a head holding a drill.
  • a dental handpiece which conventionally comprises a handle and a head holding a drill.
  • the surgeon drills holes sequentially from a smaller diameter drill bit to a final diameter drill corresponding to the desired store diameter for implant placement.
  • This implant technique is subject to errors caused by the surgeon's motor inaccuracy.
  • the surgeon is often unable to specify the most appropriate position and orientation of the drilling spindle to favor correct drilling. osseointegration of the implant.
  • a conventional surgical guide consists of a base comprising a fitting surface with geometry to fit the anatomy of the patient's mouth, said base including at least one through cylindrical bore positioned coaxially to a respective implant bone shop geometric axis planned in the virtual environment.
  • the surgical guide comprises a cylindrical hole for each planned store and implant.
  • Each cylindrical hole in the surgical guide is coated with a metal glove having a standard diameter opening.
  • a set of instruments called a drill guide is used to perform the surgery, each comprising a handle and a tubular-shaped guide head of round cross-section, therefore having an outside diameter and a hole diameter internal.
  • the outside diameter of the guide head of each drill guide is slightly smaller than the standard diameter of the surgical guide sleeve opening, so that the drill guide guide head is fitted into the surgical guide sleeve opening according to a first adjustment with clearance.
  • the hole diameter of the drill guide is slightly larger than the diameter of the handpiece drill so that the handpiece drill is inserted into the drill guide hole according to a second slack adjustment.
  • the drill guide hole serves to guide the manual movement of the handpiece drill driving surgeon toward the implant shop geometry.
  • the drill guides may consist only of the guide head, also having a bore having a diameter varying with the diameter of the drill in order to guide it.
  • a first problem is lateral, angular, and other deviations between the planned implant position and the position obtained as a result of surgery due to too much freedom of movement of the handpiece drill during drilling.
  • these clearances present in the drill engagement position provide increased freedom of movement at the tip of the drill in view of the lever arm represented by the length of the drill.
  • the clearance between a drill bit and its drill guide also increases as these components are used due to the wear of the drill guide hole. caused by drill friction during drilling. Deviations from implants have led to unfavorable clinical results.
  • a second problem is the heating of the drill bit due to its friction with the drill guide during drilling. This heating is transferred to the patient's bone structure and may cause the patient to fail so as to compromise the future osseointegration of the implant, with consequent rejection.
  • Rotational movement serves to better position the handpiece so that its handle has less interference with the patient's mouth
  • translational movement serves to drill the hole by inserting the drill into the patient's bone structure.
  • EP2189130 describes a guided surgery system comprising a surgical guide to be fitted into the patient's buccal cavity, said surgical guide having a guide means in the form of a cylindrical guide hole designed to receive and guide the head of the part. including an opening to allow the cable to pass through the handpiece.
  • the width of said opening is smaller than the diameter of the guide hole. Consequently, and further considering that the handpiece can be rotated only until the edge of its handle contacts the edge of the opening, the free angle for the rotational movement of the handpiece is extremely restricted, causing limitations in surgery due to interference between the handpiece cord and the patient's mouth.
  • This guided surgery system also restricts side-by-side implants since their use requires a minimum distance between adjacent implant geometrical axes necessarily greater than twice the radius of the handpiece head plus the wall thickness of the implant.
  • surgical guide present between adjacent guide holes. There may be clinical needs where the distance between side-by-side implants should be less than the distance that can be obtained using the system described in EP2189130.
  • the described surgical guide does not provide control of the maximum depth of the store being performed and may lead to surgical errors.
  • WO2010025191 also describes a guided surgery system wherein the surgical guide comprises a guide means acting on the head of the dental handpiece. More particularly, the surgical guide has an engaging surface engageable in the patient's buccal cavity and comprises a guiding support in the form of a projection extended from the surgical guiding surface opposite the engaging surface, said guiding support defining walls of a concentric arc-shaped groove to a through guide hole through the surgical guide.
  • the system further comprises a handpiece guide including an interface structure conducive to connecting with the handpiece head, said handpiece guide having a cylindrical shank parallel to the drill bit and insertable into the holder groove. surgical guide guide.
  • the surgeon guides the handpiece following a movement toward the geometry axis of the store and introduces the cylindrical shank into the arched slot of the surgical guide, thereby introducing the drill through the hole. guide present in the surgical guide.
  • the interaction between the handpiece guide cylindrical shank with the surgical guide groove guides the handpiece, and consequently the drill, then a translational movement toward the shop geometry axis and a rotational movement around the geometry axis. from the store.
  • This system for guided surgery has the drawback of restricting side-by-side implants since its use requires a sufficient distance between adjacent implant geometrical axes to accommodate two slot-shaped guide supports. of bow positioned side by side. Eventually, to reduce the distance between side-by-side implants, it is possible to reduce the angle opening of each arch, thereby reducing the coverage area of each guide holder. However, in this case, inconveniently there will be a restriction on the rotational movement of the handpiece, which may cause limitations in performing surgery due to interference between the handpiece cord and the patient's mouth. In addition, inserting the handpiece guide cylindrical stem into the surgical guide slot requires an impractical patient's mouth opening.
  • the present invention aims to provide a guide system for drilling at least one dental implant store that overcomes all reported drawbacks.
  • the present invention proposes a guide system for drilling at least one dental implant store including a dental handpiece comprising a handle with one end having a head holding a drill having a point and a shaft. geometric.
  • the system also includes a surgical guide for aligning the drill spindle with a geometrical spindle of at least one store according to a predefined position to be drilled into a respective patient implant space, said surgical guide consisting of a base having a geometry engaging surface that fits over at least part of a patient's teething region, and an opposite surface.
  • the handpiece head comprises a handpiece guide having walls defining an arc-shaped guide slot, said guide slot being concentric and parallel to the geometrical axis of the drill.
  • the base of the surgical guide comprises at least one arc-shaped guide wall extending from the opposite surface, said guide wall being concentric and parallel to the shop axis, the handpiece guide guide groove being insertable around the wall. surgical gutter guide.
  • the arcuate guide groove of the handpiece guide has an angular amplitude greater than an angular amplitude of the arcuate guide wall of the surgical guide, so that the interaction between the guide wall of the surgical guide and handpiece guide guide groove guides the handpiece following a rotational movement about the shop geometry axis. This rotational movement serves to better position the handpiece during surgery so that its handle has less interference with the patient's mouth.
  • the proposed guide system favors the drilling of adjacent stores for the installation of side-by-side implants, since the minimum spacing of adjacent storeys should be sufficient for the surgical guide base to accommodate two guide walls. positioned side by side, so that the path of a guide groove handpiece guide inserted into a first guide wall due to the rotational movement of the handpiece does not collide with the adjacent second guide wall.
  • this minimum distance according to the invention is less than the minimum distance required for the installation of adjacent implants using the guide system proposed by WO201002519, for the same rotational movement capability of the handpiece.
  • Figure 1 shows an exploded perspective view of the guide system proposed by the invention, in an embodiment wherein the handpiece guide is integrated with the handpiece head.
  • Figure 2 shows an assembled view of the guide system shown in Figure
  • Figure 3 shows an exploded perspective view of the guide system. proposed by the invention, in an embodiment wherein the handpiece guide is couplable to the handpiece head.
  • Figure 4 shows an assembled perspective view of the guide system proposed by the invention, in an embodiment wherein the handpiece guide is couplable to the handpiece head, where the handpiece is in a first position.
  • Figure 5 shows a top view of the guide system shown in Figure 4.
  • Figure 6 shows an assembled perspective view of the guide system proposed by the invention, in an embodiment wherein the handpiece guide is couplable to the handpiece head, where the handpiece is in a second position.
  • Figure 7 shows an assembled perspective view of the guide system proposed by the invention, in an embodiment wherein the handpiece guide is couplable to the handpiece head, where the handpiece is in an end position. of drilling stroke.
  • Figure 8 shows a longitudinal sectional view along the handpiece in position according to Figure 7.
  • Figure 9 shows a top view of the guide system proposed by the invention, in an embodiment wherein the handpiece guide is couplable to the handpiece head.
  • a guide system for drilling at least one dental implant store (30) includes a dental handpiece (10) comprising a handle (12) with one end having a head (14) holding a drill (16) having a tip (161) and a geometrical axis (B).
  • a surgeon handles the handpiece (10) holding it by the handle (12) to drill at least one store (30) into a respective implant space (El) of a patient's jaw or jaw.
  • Store 30 will further serve to accommodate a dental implant (not shown), which will serve as an anchor member for a post (not shown) that will receive a dental prosthesis (not shown).
  • the guide system also includes a surgical guide (20) for aligning the geometry axis (B) of the drill (16) with a geometry axis (L) of at least one store (30) according to a predefined position.
  • said surgical guide (20) consisting of a base (22) having a socket surface (222), with geometry suitable to fit over at least part of a dentition region (D) of the patient, and an opposite surface (224).
  • the definition of the store position (30), including the orientation of its geometric axis (L) can be performed based on images of the patient's buccal region, obtained for example by computed tomography.
  • CAD-CAM 3D software can import images into CAD-CAM 3D software in which the surgeon can plan the best store position (30) for each implant installation.
  • the surgeon can design the surgical guide (20) with the engaging surface (222) having a suitable geometry to fit over it.
  • this dentition region (D) responsible for accommodating the surgical guide (20) may be either covered with the patient's natural teeth or with previously placed dental prostheses, or may be an edentulous space, depending on each patient's situation. Examples of the software mentioned are the applicant's own P3Dental and NobelClinician from Nobel Biocare.
  • the surgical guide (20) may be made of suitable material, such as metal or polymer, by an appropriate means of manufacture.
  • a surgical guide (20) may be made of polymer on a 3D printer.
  • the handpiece head (14) (10) comprises a handpiece guide (18, 18 ') having walls defining an arc-shaped guide groove (182), said guide groove (182) being concentric and parallel to the geometrical axis (B) of the drill (16).
  • the base (22) of the surgical guide (20) comprises at least one arc-shaped guide wall (24, 24'a, 24'b) extended from the opposite surface (224), said guide wall (24, 24 ' a, 24'b) being concentric and parallel to the geometric axis (L) of the store (30), the guide groove (82) of the handpiece guide (18, 18 ') being insertable around the guide wall (24, 24'a, 24'b) of the surgical guide (20).
  • the arcuate guide groove (182) of the handpiece guide (18, 18 ') has an angular amplitude ( ⁇ 1) greater than an angular amplitude ( ⁇ 2) of the guide wall (24, 24' a, 24'b) of the surgical guide (20) so that the interaction between the guide wall (24, 24'a, 24'b) of the surgical guide (20) and the guide slot (182)
  • the handpiece guide (18, 18 ') guides the handpiece (10) following a rotational movement about the shop axis (L) (30). This rotational movement serves to better position the handpiece (10) during surgery, so that its cable (12) has less interference with the patient's mouth.
  • the angular amplitude ( ⁇ 1) of the guide groove (182) may be between 90 ° and 210 ° and the angular amplitude ( ⁇ 2) of the guide wall (24, 24'a, 24'b) can have a value between 5 ° and 80 °.
  • the proposed guide system favors the drilling of adjacent stores (30) for the installation of side-by-side implants, since the minimum wheelbase (L) of adjacent stores (30) should be sufficient for the base (22) of the surgical guide (20) accommodates two guide walls (24'a, 24'b) positioned side by side so that the path of a hand slot guide (18, 18 ') with guide slot (182) inserted into a first guide wall (24'a) due to the rotational movement of the handpiece (10) not collided with the adjacent second guide wall (24'b).
  • this minimum distance according to the invention is less than the minimum distance required for the installation of adjacent implants using the guide system proposed by WO2010025191, for the same rotational movement capability of the handpiece (10).
  • the patient has a first implant space (E1) in which one store should be drilled (30) to accommodate an implant and a second implant space ( ⁇ ) in which two stores should be drilled. (30) positioned side by side each to accommodate an implant.
  • the surgical guide (20) has a first guide wall (24'a) concentric and parallel to the geometrical axis (L) of a respective store (30) to be and a second guide wall (24'b) positioned next to the first guide wall (24'a), said second guide wall (24'b) being concentric and parallel to the geometry axis (L) of another store (30) to be bored.
  • Figure 9 you can see the handpiece (10) with the handpiece guide (18) the guide groove (182) inserted into the first guide wall (24'a), the handpiece guide (18) being able to develop a T1 path due to the rotational movement of the handpiece (10) without colliding with the second guide wall (24'b).
  • the base (22) of the surgical guide (20) has an access cutout (26) which reveals an area around a respective implant space (E1).
  • the access cutout (26) enables the surgeon, while performing the procedure of drilling the store (30), to have full view of the implant space (El, El ') and drill (16), as well as to have ease to clean up hurricane bleeds.
  • the base (22) of the surgical guide (20) has a cylindrical bore concentric with the geometrical axis (L) of each store (30) to be drilled, said cylindrical bore being of sufficient diameter to enable drill bit (16) without friction with the base (22).
  • the walls defining the guide groove (182) are shaped like arc have an access opening (184, 184 ') at at least one end of the arc.
  • An example of an aperture handpiece guide (18, 18 ') at the right end of the arc can be seen in Figures 1 to 7, while an example of an aperture handpiece guide (18)
  • the access opening (184 ') at the left end of the arc can be seen in Figure 9.
  • the access opening (184, 184') enables the insertion of the guide groove (182) of the handpiece guide (18, 18 ') around the guide wall (24, 24'a, 24'b) is made from a rotational movement of the handpiece (10).
  • this feature enables the tip (161) of the drill (16) to be very close to the implant space (El) already in the starting position of the handpiece (10), as evidenced in Figure 4, continuing in this position very close to the implant space (El) to the final position of the handpiece (10) as shown in shown in Figure 6, which allows the positioning of the handpiece (10) to start drilling without requiring large mouth openings of the patient.
  • the guide groove (182) has been inserted into the guide wall (24) by rotating in a position in which nearly half height of the guide wall (24) has interacted with the guide groove (182).
  • the guide system comprises a stroke limiting means that interrupts a translational movement of the handpiece (10) towards the geometry (L) of the store (30) when the tip (161) ) of the drill bit (16) to reach a depth within the implant space ( ⁇ l, El ') equivalent to a predefined maximum depth for the store (30j!
  • the stroke limiting means consists of a limiting wall of stroke (28) at the base (22) of the surgical guide (20), said stroke limiting wall (28) contacting a lower surface (186) of the handpiece guide (18, 18 ') when the tip (161) reach a depth within the implant space (El, ⁇ ) equivalent to the maximum depth previously set for the store (30) to interrupt the translational movement of the handpiece (10) towards the geometry axis (L) of the store (30).
  • stroke pointer (28) in contact with the lower surface (186) of the handpiece guide (18, 18 ') can be seen in Figures 2, 7 and 8. This position will be referred to hereafter as the end position. of course. Note that the position of the stroke limiting wall (28) must be defined at design time.
  • the features of the invention provide that the head (14) of the handpiece (10) is too close to the implant space (El, ⁇ ), which advantageously enables the use of shorter drills (16), which reduces the incidence of deviations between the planned implant position and the position obtained as a result of surgery.
  • the handpiece guide (18 ') can be integrated with the head (14) of the handpiece (10) to form a single body. This configuration may be advantageous for new handpieces (10).
  • the handpiece guide (18 ') integrated with the head (14) can also be used to replace a head of an existing conventional handpiece if this handpiece is of a model that has the head attached to the cable .
  • the handpiece guide (18) may have a coupling means for removably connecting to the head (14) of the handpiece (10).
  • This configuration may be advantageous for adapting the handpiece guide (18) to an existing handpiece head (14).
  • the coupling means must be of a shape suitable for connecting to the head (14) of the existing handpiece (10).
  • An embodiment of the handpiece guide coupling means (18) according to the invention can be seen in Figures 3 to 9.
  • the head (14) of the handpiece (10) is shaped like a inverted cone trunk, which is very common in handpieces.
  • the coupling means is formed by a wall defining a receptacle (187) conducive to partially enclosing a side surface of the head (14), by a lower wall (188) connected to the receptacle wall (187) to support a surface. bottom of head (14), said lower wall (188) having an opening (189) for passage of the drill (16), and by an edge (181) connected to the receptacle wall (187) so as to slightly cover an upper surface of the head (14).
  • the connection of the handpiece guide (18) to the head (14) is accomplished by conducting one element against another in the direction of the geometric axis (B) of the drill (16), as suggested for example by arrow S3 in Figure 3.
  • Edge 181 imposes some resistance to connection while imposing some resistance to disconnection.
  • the receptacle wall 187 surrounds more than half of the side surface of the head 14, preventing head 14 from detaching from the receptacle 187 from lateral movement.
  • the guide wall 24'a, 24'b can be integrated with the base 22 of the surgical guide 20 to form a single body.
  • the guide wall (24'a, 24'b) must be designed together with the surgical guide (20).
  • the surgical guide (20) may have a connecting means for removably receiving the guide wall (24).
  • the connecting means must be capable of holding the guide wall (24) stable in use during surgery and at least allowing the guide wall (24) to be removed from the base (22) of the surgical guide (20) .
  • An embodiment of the connecting means according to the invention can be seen in Figures 1 to 9 to receive the guide wall (24) corresponding to the individual implant space (E1).
  • the connecting means is formed by a recess (29) in the base (22) of the surgical guide (20), said recess (29) having a shape suitable to accommodate a lower region of the guide wall (24) and a lateral projection ( 241) extended from the guide wall (24) according to an interference fit.
  • the guide wall connection (24) to the recess (29) It is performed by guiding the guide wall (24) to meet the recess (29) following the direction of the shop axis (L) (30), as suggested by arrow S4 in Figures 1 and 3. Interference adjustment maintains the guide wall (24) is firm and stable in connection with the recess (29), allowing the guide wall (24) to be used for drilling a shop (30).
  • This configuration is advantageous in that it allows the guide wall (24) to be made as a standard piece and can be reused in other surgeries, whereas in this case the recess (29) must be designed together with the surgical guide (20) so that when it receives the guide wall (24) it is concentric and parallel to the geometric axis. (L) of the store (30).
  • the fact that the guide wall (24) is removable from the base (22) of the surgical guide (20) favors the use of this configuration for side-by-side implants, since the guide wall (24) will be present in joints. undercut (29) at a time.
  • the configuration adopted may vary according to the patient's surgical needs and the surgeon's preferences, so that the surgical guide (20) can be configured only with guide walls (24'a, 24'b) integrated into the base. (22), only with guide walls (24) connectable to base (22), or both configurations as illustrated in the drawings.

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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)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Dental Prosthetics (AREA)

Abstract

La présente invention concerne un système de guidage pour la réalisation par perforation d'au moins un logement (30) d'implant dentaire, comprenant une pièce à main dentaire (10) comportant un manche (12) avec une extrémité possédant une tête (14) assurant la fixation d'une mèche (16) présentant une pointe (161) et un axe géométrique (B). Le système de guidage comprend également un guide chirurgical (20) pour l'alignement de l'axe géométrique (B) de la mèche (16) avec un axe géométrique (L) d'au moins un logement (30), selon une position prédéfinie, à réaliser par perforation dans un espace respectif d'implant (EI, EI') d'un patient, ledit guide chirurgical (20) consistant en une base (22) présentant une surface d'emboîtement (222) à géométrie propice à un emboîtement sur au moins une partie d'une zone de dentition (D) du patient, et une surface opposée (224). Selon la présente invention, la tête (149 de la pièce à main (10) comprend un guide de pièce à main (18, 18') possédant des parois qui définissent une rainure de guidage (182) en forme d'arc, ladite rainure de guidage (182) étant concentrique et parallèle à l'axe géométrique (B) de la mèche (16). La base (22) du guide chirurgical (20) comprend au moins une paroi de guidage (24, 24'a, 24'b) en forme d'arc s'étendant à partir de la surface opposée (224), ladite paroi de guidage (24, 24'a, 24'b) étant concentrique et parallèle à l'axe géométrique (L) du logement (30), la rainure de guidage (182) du guide de pièce à main (18, 18') pouvant être glissée autour de la paroi de guidage (24) du guide chirurgical (24, 24'a, 24'b).
PCT/BR2015/000161 2014-10-27 2015-10-19 Système de guidage pour la réalisation par perforation d'au moins un logement pour implant dentaire Ceased WO2016065445A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BRBR102014027129-5 2014-10-27
BR102014027129-5A BR102014027129B1 (pt) 2014-10-27 2014-10-27 sistema guia para furação de ao menos uma loja de implante dentário

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WO2016065445A1 true WO2016065445A1 (fr) 2016-05-06

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AR (1) AR106861A1 (fr)
BR (1) BR102014027129B1 (fr)
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019106622A1 (fr) * 2017-11-30 2019-06-06 Toledano Luca Système de guidage mécanique à contrainte variable pour réaliser des procédures d'implant dentaire guidées

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5641287A (en) * 1994-10-25 1997-06-24 Gittleman; Neal B. Dental tool guidance template and method
WO2008089885A1 (fr) * 2007-01-26 2008-07-31 Friadent Gmbh Système comprenant un instrument pour la préparation ou la mise en oeuvre de l'insertion d'un implant
EP2191784A1 (fr) * 2008-12-01 2010-06-02 Straumann Holding AG Porte-foret pour fraise

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5641287A (en) * 1994-10-25 1997-06-24 Gittleman; Neal B. Dental tool guidance template and method
WO2008089885A1 (fr) * 2007-01-26 2008-07-31 Friadent Gmbh Système comprenant un instrument pour la préparation ou la mise en oeuvre de l'insertion d'un implant
EP2191784A1 (fr) * 2008-12-01 2010-06-02 Straumann Holding AG Porte-foret pour fraise

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019106622A1 (fr) * 2017-11-30 2019-06-06 Toledano Luca Système de guidage mécanique à contrainte variable pour réaliser des procédures d'implant dentaire guidées

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AR106861A1 (es) 2018-02-28
BR102014027129B1 (pt) 2020-12-15
BR102014027129A2 (pt) 2016-05-03

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