[go: up one dir, main page]

WO2023085641A1 - Implant ayant une structure de support multiple - Google Patents

Implant ayant une structure de support multiple Download PDF

Info

Publication number
WO2023085641A1
WO2023085641A1 PCT/KR2022/016228 KR2022016228W WO2023085641A1 WO 2023085641 A1 WO2023085641 A1 WO 2023085641A1 KR 2022016228 W KR2022016228 W KR 2022016228W WO 2023085641 A1 WO2023085641 A1 WO 2023085641A1
Authority
WO
WIPO (PCT)
Prior art keywords
alveolar bone
root
implant
wing plate
implanted
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/KR2022/016228
Other languages
English (en)
Korean (ko)
Inventor
소재정
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of WO2023085641A1 publication Critical patent/WO2023085641A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/70—Tooth crowns; Making thereof
    • 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 dental implant having multiple support structures.
  • An object of the present invention is to provide an implant capable of providing multiple supports capable of withstanding an occlusal force, and thus providing an implant that does not require the formation of a helical thread.
  • an object of the present invention is to provide an implant that can prevent perforation of the maxillary sinus or fall into a weak bone during the implantation process.
  • an object of the present invention is to provide an implant capable of significantly reducing the possibility of bacterial penetration.
  • An implant according to one aspect of the present invention includes a root implantation unit 10 which is placed where the tooth root is located in the alveolar bone 1; And a cover placement unit integrally formed on the upper part of the root placement unit 10 and partially implanted into the alveolar bone 1 from the upper surface of the alveolar bone 1 while covering the upper surface of the alveolar bone 1 ( 20); characterized in that it is configured to include.
  • An implant according to one aspect of the present invention includes two root implantation units (10; 10-1, 10-2) respectively placed where two roots of a single tooth were located in the alveolar bone (1); and a cover that is integrally formed on the upper part of the two root placement parts 10 and covers the upper surface of the alveolar bone 1 and partially implanted into the alveolar bone 1 from the upper surface of the alveolar bone 1. It is characterized in that it is configured to include; part (20).
  • An implant according to one aspect of the present invention includes three root implantation parts (10; 10-3, 10-4, 10-5) each placed where three roots of a single tooth were located in the alveolar bone (1); and a cover that is integrally formed on the upper part of the three root placement parts 10 and covers the upper surface of the alveolar bone 1 and partially implanted into the alveolar bone 1 from the upper surface of the alveolar bone 1. It is characterized in that it is configured to include; part (20).
  • a rod-shaped guide having one end extending downward from the lower side of the cover placement part 20 at the center between the three root insertion parts 10; 10-3, 10-4, 10-5.
  • Ding post (Guiding Post); may be further provided.
  • the cover placement part 20 has a disk shape integrally coupled to the upper part of the root placement part 10 and transmits and distributes the occlusal force to the upper surface of the alveolar bone 1.
  • a plurality of models having different thicknesses of the wing plate 21 are provided, and as the loss of alveolar bone increases, a model having a thicker wing plate 21 may be selected.
  • At least the upper surface of the wing plate 21 is highly polished, and a circular trench 21a is provided on the lower surface of the wing plate 21 so that the bones of the upper surface of the alveolar bone grow and fill. can make it possible
  • the side surface of the wing plate 21 may be filled with artificial bone as much as the height of the wing plate 21 .
  • a dedicated bur 60 is used to form a space in the alveolar bone where the cylinder blade 22 is to be implanted, and the dedicated bur 60 is obstructed from the upper side.
  • a cylindrical grinding part 62 having a cylindrical shape may be provided.
  • the root placement unit 10 includes a columnar body 11; and a plurality of vertical blades 12 integrally coupled to the outer circumferential surface of the body 11 and having a blade shape extending in the vertical direction.
  • the root implantation part 10 protrudes from the body 11 but protrudes at a height lower than that of the vertical blade 12, and extends in the transverse direction between the adjacent vertical blades 12
  • a stop bar 13 is further provided, and in the longitudinal direction of the root planting part 10, a plurality of the stop bars 13 may be disposed at intervals.
  • the implant described above it is integrally formed on the upper part of the cover placement part 20, has a retention hole 30a for coupling with the crown 50, and has a crown coupling portion with a closed lower side. (30); may be further provided.
  • the implant according to one aspect of the present invention can provide multiple supports capable of withstanding occlusal force, and thus has the advantage of not having to form a helical thread.
  • the implant according to one aspect of the present invention has the advantage of being able to prevent perforation of the maxillary sinus or falling into a weak bone during the implantation process.
  • the implant according to one aspect of the present invention has the advantage of significantly reducing the possibility of bacterial penetration.
  • FIG. 1 is a perspective view showing the appearance of an implant according to a first embodiment of the present invention.
  • FIG. 2 is a cross-sectional view taken along sections 1A-1A of FIG. 1 .
  • FIG. 3 is a cross-sectional view taken along 2A-2A in FIG. 2;
  • FIG. 6 shows an implant according to a second embodiment of the present invention.
  • FIG. 7 shows an implant according to a third embodiment of the present invention.
  • FIG. 8 is a partial cutaway view showing a dedicated bur 60 for forming or trimming a space in which a cylinder blade of the present invention is to be placed, partially cut away for convenience of understanding.
  • FIG. 1 is a perspective view showing the appearance of an implant according to a first embodiment of the present invention
  • FIG. 2 is a cross-sectional view taken along 1A-1A of FIG. 1
  • FIG. 3 is a cross-sectional view taken along 2A-2A of FIG. am. 4 and 5 show the situation after the procedure using the implant according to the first embodiment of the present invention.
  • the implant according to the first embodiment of the present invention includes a root insertion unit 10, a cover installation unit 20, and a crown coupling unit 30.
  • the root implantation part 10 is placed where the tooth root was located in the alveolar bone 1, and the upper part extends downward after being integrally (integrally) combined with the cover implantation part 20, and various components are installed on the surface. It forms a column, but it is roughly columnar, and it is tapered at the bottom so that the tip has a pointed shape.
  • the root planting part 10 constitutes a vertical blade 12 and a stop bar 13 on the outer circumferential surface of the body 11 having a tapered column shape at the bottom.
  • the vertical blades 12 are integrally (as one body) coupled to the outer circumferential surface of the body 11 and have a blade shape extending in the longitudinal direction, and a plurality (plural) are formed on the outer circumferential surface of the body 11. Referring to FIG. 2, the vertical blade 12 in cross section has a sharp triangular pyramid shape as it moves away from the body, and forms a space between adjacent vertical blades 12, but partially the stop bar 13 in that space is formed.
  • the vertical blade 12 extends downward, but at least the outer diameter formed by the entire vertical plate 12 at the lower portion has a shape that decreases as it goes downward.
  • the root implantation unit 10 does not form a spiral threaded portion, and thus does not need to be rotated and placed during implant treatment.
  • a blade-like structure (vertical blade) is formed on the outer surface of the root implantation part 10 from top to bottom instead of a normal threaded part, and the root implantation part of the implant is tapped by a doctor at the implant placement part formed to some extent. (10) penetrates directly downward into the pubic bone to allow the implant to be fixed.
  • a vertical blade is made in the longitudinal direction at the fixture part of a conventional implant, and the tip of the vertical blade is sharpened so that the root implantation part 10 of the implant itself penetrates the alveolar bone and enters. can be fixed
  • the stop bar 13 protrudes from the body 11, but protrudes at a lower height than the vertical blade 12, and extends in the transverse direction in the space between the adjacent vertical blades 12.
  • the stop bar 13 extends in the circumferential direction on the outer circumferential surface of the body 11, except where the vertical blade 12 is formed.
  • a plurality of stop bars 13 are spaced apart from each other from the top to the bottom of the body 11 at intervals.
  • a space 10a (see FIG. 3) is formed between the vertically adjacent stop bars 13, and bones grow into this space 10a (see FIGS. 4 and 5).
  • a horizontal structure (stop bar) is connected between the vertical blades of the root planting unit 10 to better withstand the occlusal force after the procedure. By allowing vertical blades formed in the longitudinal direction to be connected to each other again in the transverse direction, the implant can better withstand the occlusal force after being combined with the bone.
  • the cover placement unit 20 is integrally (as one body) formed on the upper part of the root placement unit 10 and covers the upper surface (more than half of the upper surface) of the alveolar bone 1 from the upper surface of the alveolar bone 1. A portion is implanted into the alveolar bone (1).
  • the cover mounting unit 20 includes a wing plate 21 and a cylinder blade 22.
  • the wing plate 21 is integrally coupled to the upper portion of the root placement unit 10, has a roughly disk shape with a thickness, and serves to transmit and disperse the occlusal force to the upper surface of the alveolar bone 1, and to transmit the occlusal force It has sufficient thickness.
  • the wing plate 21 is integrally coupled between the root planting part 10 and the crown coupling part 30, but has a substantially disk-shaped wing extending horizontally.
  • the cylinder blade 22 has a cylindrical shape extending vertically from the edge of the wing plate 21, and is formed thinner than the wing plate 21.
  • the cylinder blade 22 is implanted into the alveolar bone 1 from the upper surface of the alveolar bone 1 at the rim of the wing plate 21 (see Figs. 4 and 5).
  • the lower end of the cylinder blade 22 is sharp and facilitates the implantation process into the alveolar bone.
  • the cover placement part 20 can have strong adhesion and mutual coupling with the alveolar bone. .
  • the cover placement part 20 adheres to the upper surface of the alveolar bone and enters the alveolar bone again by the cylinder blade, thereby promoting a stable connection between the cover placement part 20 and the alveolar bone and preventing bacterial penetration and separation. .
  • the gap between the wing plate 21 and the alveolar bone can more easily allow bacterial penetration, and the bonding force between the wing plate 21 and the alveolar bone will be smaller.
  • the crown coupling unit 30 and the root planting unit 10 help to disperse the occlusal force by the cover planting unit 20 configured (connecting) between the root planting unit ( 10), it has the effect of increasing the bonding force by the cylinder blade 22 of the cover installation part 20 and preventing the penetration of bacteria.
  • the wing plate 21 extends outward from the root placement part 10, so that the path from the outside to the alveolar bone and further to the root placement part To lengthen the path, external bacteria must pass through the interface between the wide upper surface of the wing plate and the gingiva 2 to reach the bone, and furthermore, from this, the side surfaces (outer and inner surfaces) of the cylinder blade 22 and the alveolar bone
  • the root implantation unit 10 can be reached only after passing through the interface between the wing plates and the interface between the lower surface of the wing plate and the alveolar bone.
  • cover placement unit 20 even if oral care is neglected after the crown 50 is later coupled to the crown coupling unit 30, oral bacteria are prevented from penetrating into the root placement unit 10. It protects and prolongs the life of the implant.
  • a plurality of models having different thicknesses of the wing plate 21 are provided, and a model having a thicker thickness of the wing plate 21 can be selected as the loss of alveolar bone increases.
  • the thickness of the wing plate 21 in the implant shown in FIG. 5 is thicker than the thickness T1 of the wing plate 21 in the implant shown in FIG. 4 .
  • the thickness of the wing plate 21 is thickened by the amount of the lowered alveolar bone to make the ideal occlusal surface height, so that the final prosthesis can be made similar to the shape of the natural tooth.
  • the length of the abutment, etc. was lengthened to match the occlusal surface with neighboring teeth when the loss of alveolar bone was great, but according to one aspect of the present invention, the thickness (height) of the wing plate Since it is necessary to thicken the height of the alveolar bone, even for patients with a lowered height of the alveolar bone, the C/R ratio is idealized to withstand the occlusal pressure better, and there is an effect that the occlusal surface can be aligned with a more stable structure.
  • the side of the wing plate 21 can be filled with artificial bone 3 over the side of the wing plate and the remaining upper surface of the alveolar bone, starting from the side height of the wing plate 21 to have a gently falling profile.
  • the surface of the root planting part 10, the lower surface of the wing plate 21, and the surface of the cylinder blade 22 may be surface treated with HA (Hydroxyapatite) or SLA (Sandblasted, Large Grit, Acid-etched).
  • HA Hydroapatite
  • SLA Sandblasted, Large Grit, Acid-etched
  • the surface between the crown coupling part 30 and the cover placement part 20 and the upper surface of the wing plate 21 are highly polished to prevent foreign substances (bacteria) from sticking to them.
  • the lower surface of the wing plate 21 is provided with a circular (annular) trench 21a so that the bones of the upper surface of the alveolar bone can grow and fill, thereby further improving bonding strength (adhesion).
  • the crown coupling part 30 is integrally formed (as one body) on the upper part of the cover placement part 20, and has an annular space at the lower end to be constricted, and has a cylindrical shape with a thick upper part and a closed lower part. there is.
  • the crown coupling part 30 is for coupling with the crown 50 and includes a retention hole 30a in a depth direction from the upper center.
  • FIG. 6 shows an implant according to a second embodiment of the present invention
  • FIG. 7 shows an implant according to a third embodiment of the present invention.
  • two root implantation parts 10 (10-1, 10-2) are provided under the cover implantation part 20 (see FIG. 6), and in the alveolar bone 1 Each tooth is placed in the place where two roots were located on a single tooth.
  • three root placement parts 10 (10-3, 10-4, 10-5) are provided under the cover placement part 20 (see FIG. 7), and the alveolar bone ( In 1), each tooth is placed in the place where three roots were located on a single tooth.
  • the cover placement part 20 is integrally formed on the upper part of the two or three root placement parts 10 and partially covers the upper surface of the alveolar bone 1 from the upper surface of the alveolar bone 1 into the alveolar bone 1. This is installed, and is provided with a wing plate 21 and a cylinder blade 22, etc., and the description of similar parts will be omitted.
  • the anterior teeth, premolars, and posterior teeth, where the roots are occasionally gathered, are single root teeth, the lower posterior teeth are mainly 2 roots, and the maxillary posterior teeth are mainly 3 roots.
  • the root implantation part is made in a shape similar to the root of natural teeth.
  • the implant according to the present invention is inserted by tapping from top to bottom instead of turning the root insertion part, so that the number of root insertion parts (conventional fixtures) can be made according to the number of roots of natural teeth. Due to the placement part, it can withstand the occlusal pressure much better and prolong the life of the implant.
  • the implant of the third embodiment further includes a guiding post 40 that functions as a guide, and the guiding post has three root implantation parts 10; 5), one end has a rod shape extending downward from the lower side of the cover mounting portion 20 at the center between them.
  • the guiding post 40 serves as a guide when placing the three root implants in the maxillary posterior teeth and enables additional support to be obtained.
  • Implants can be applied immediately after tooth extraction, but to improve accuracy, a bur is used to clean the extraction socket and remove inflammatory tissue after tooth extraction.
  • a bur is used to clean the extraction socket and remove inflammatory tissue after tooth extraction.
  • the extraction socket is shaped according to the implant to be placed, and a dedicated bur 60 is used to form a space where a cylinder blade or the like is to be placed.
  • FIG. 8 is a partial cutaway view showing a dedicated bur 60 for forming or trimming a space in which a cylinder blade of the present invention is to be placed, partially cut away for convenience of understanding.
  • the dedicated bur 60 has a cylindrical shape with an upper side closed in order to form a space in the alveolar bone where the cylinder blade 22 is to be placed, and includes a cylindrical grinding part 62 having a surface for grinding, and a center of the inner surface of the cylindrical grinding part. and a post portion 61 extending downward from and having a surface for grinding.
  • the post portion 61 is shown in a shape corresponding to the guiding post of the third embodiment, but it may be made to have a shape corresponding to the root planting portion of the first embodiment. Also, the post portion 61 may be formed without a surface for grinding.
  • a part corresponding to a conventional fixture and an abutment is an integrated implant in one body, but in special cases, it may be made into a dual structure of a fixture and an abutment like a conventional implant. there is.
  • the implant according to one aspect of the present invention does not require additional surgery such as incision of the gum for coupling of the fixture, so the treatment period can be shortened.
  • a vertical blade extending longitudinally and a stop bar connecting them transversely, a wing plate bonded to the upper surface of the alveolar bone, and a cylinder blade extending vertically from the end of the wing plate It has the advantage of obtaining additional fixation and retention in several areas.
  • the cylinder blade extending vertically from the end of the wing plate can be changed into various shapes. For example, it is not completely circular, the length to the bottom is not constant, or a plurality of perforated holes are formed By allowing the growing bone to pass through the perforated hole, bonding strength with the alveolar bone may be improved.
  • the shape of the fixture (root placement part) similar to the root of the tooth, and the number of fixtures (root placement part) equal to the number of the root of the tooth, closer to the natural tooth and natural contact with the alveolar bone binding can be better induced.

Landscapes

  • 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 Prosthetics (AREA)
  • Prostheses (AREA)

Abstract

Un implant selon la présente invention comprend : une unité d'implantation de racine (10) implanté dans une position dans laquelle une racine de dent a été placée dans l'os alvéolaire (1) ; et une unité d'implantation de recouvrement (20) qui est formée d'un seul tenant avec la partie supérieure de l'unité d'implantation de racine (10), et dont une partie est implantée à partir de la surface supérieure de l'os alvéolaire (1) dans l'os alvéolaire (1) tout en recouvrant la surface supérieure de l'os alvéolaire (1).
PCT/KR2022/016228 2021-11-09 2022-10-24 Implant ayant une structure de support multiple Ceased WO2023085641A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210153024A KR102442361B1 (ko) 2021-11-09 2021-11-09 다중지지 구조를 가진 임플란트
KR10-2021-0153024 2021-11-09

Publications (1)

Publication Number Publication Date
WO2023085641A1 true WO2023085641A1 (fr) 2023-05-19

Family

ID=83279621

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2022/016228 Ceased WO2023085641A1 (fr) 2021-11-09 2022-10-24 Implant ayant une structure de support multiple

Country Status (2)

Country Link
KR (1) KR102442361B1 (fr)
WO (1) WO2023085641A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102442361B1 (ko) * 2021-11-09 2022-09-08 소재정 다중지지 구조를 가진 임플란트

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100304333A1 (en) * 2009-06-02 2010-12-02 Ali Babazadeh Ghavidel Expandable dental implant
JP2015047195A (ja) * 2013-08-30 2015-03-16 京セラメディカル株式会社 歯科インプラント用フィクスチャーおよび歯科インプラント
KR20150041595A (ko) * 2013-10-08 2015-04-16 주식회사 이덴테크 치과용 임플란트 기구
KR20190107228A (ko) * 2018-03-07 2019-09-19 한국산업기술시험원 발치후 즉시 식립이 가능한 맞춤형 임프란트
KR102442361B1 (ko) * 2021-11-09 2022-09-08 소재정 다중지지 구조를 가진 임플란트

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060194169A1 (en) * 2005-02-28 2006-08-31 Chung Ho C Dental implant system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100304333A1 (en) * 2009-06-02 2010-12-02 Ali Babazadeh Ghavidel Expandable dental implant
JP2015047195A (ja) * 2013-08-30 2015-03-16 京セラメディカル株式会社 歯科インプラント用フィクスチャーおよび歯科インプラント
KR20150041595A (ko) * 2013-10-08 2015-04-16 주식회사 이덴테크 치과용 임플란트 기구
KR20190107228A (ko) * 2018-03-07 2019-09-19 한국산업기술시험원 발치후 즉시 식립이 가능한 맞춤형 임프란트
KR102442361B1 (ko) * 2021-11-09 2022-09-08 소재정 다중지지 구조를 가진 임플란트

Also Published As

Publication number Publication date
KR102442361B1 (ko) 2022-09-08

Similar Documents

Publication Publication Date Title
KR100841218B1 (ko) 임플란트 장치
US6325628B1 (en) Temporary implant components, system and method
US8128402B2 (en) Tubular bone anchoring element
WO2013077672A1 (fr) Butée de cicatrisation
WO2010098543A2 (fr) Implant dentaire
WO2013151258A1 (fr) Accessoire de fixation de prothèse dentaire présentant un angle et une position librement ajustables
WO2010110541A2 (fr) Ensemble de pièces d'implant prothétique et procédé de fabrication d'un modèle de réplique en plâtre comprenant un tenon radiculaire utilisant l'ensemble de pièces
WO2015133698A1 (fr) Fixation d'implant dentaire pouvant recevoir facilement du sang
WO2010128771A2 (fr) Ostéotome écarteur et ciseau à os alvéolaire unitaire pour implant dentaire
US20240024081A1 (en) Abutment and healing cuff device for dental implant
US20140363788A1 (en) Hybrid temporary anchorage device implant system and associated methods
WO2011040687A1 (fr) Bloc de guidage pour procédure d'implantation dentaire et ensemble bloc de guidage associé, et technique de procédure d'implantation dentaire mettant en oeuvre ledit bloc
WO2023085641A1 (fr) Implant ayant une structure de support multiple
WO2019240478A1 (fr) Implant comprenant un matériau biodégradable
WO2015012431A1 (fr) Coiffe d'empreinte pouvant être accouplée à une butée de cicatrisation
KR20090016560A (ko) 성장기 개인에서 단일 치아 대치를 위한 방법 및 시스템
WO2015037812A1 (fr) Implant intégré
WO2010090399A2 (fr) Fixation pour implant dentaire
WO2012134094A2 (fr) Dispositif d'élévation de membrane sous-antrale en toute sécurité en mesure d'ajuster directement une membrane sous-antrale à des fins d'élévation en toute sécurité de la membrane sous-antrale dans une direction souhaitée sur une distance souhaitée, et procédé de fonctionnement utilisant celui-ci
KR101037892B1 (ko) 임플란트 디텍터 커버스크류
RU2187283C2 (ru) Дентальный имплантат
WO2012161356A1 (fr) Elément de fixation d'implant
WO2020032607A1 (fr) Membrane de protection pour régénérer un tissu parodontal
KR20150086699A (ko) 멀티플 어버트먼트
WO2019093659A1 (fr) Implant dentaire de type monobloc

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22893064

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 22893064

Country of ref document: EP

Kind code of ref document: A1