WO2017146335A1 - Dispositif de retrait de pilier d'implant - Google Patents

Dispositif de retrait de pilier d'implant Download PDF

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Publication number
WO2017146335A1
WO2017146335A1 PCT/KR2016/011410 KR2016011410W WO2017146335A1 WO 2017146335 A1 WO2017146335 A1 WO 2017146335A1 KR 2016011410 W KR2016011410 W KR 2016011410W WO 2017146335 A1 WO2017146335 A1 WO 2017146335A1
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WO
WIPO (PCT)
Prior art keywords
abutment
hollow
implant
rod
removal device
Prior art date
Application number
PCT/KR2016/011410
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English (en)
Korean (ko)
Inventor
조상춘
Original Assignee
(주)이비아이
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 (주)이비아이 filed Critical (주)이비아이
Publication of WO2017146335A1 publication Critical patent/WO2017146335A1/fr

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    • 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
    • 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
    • A61C3/00—Dental tools or instruments
    • 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 an implant abutment removal device, and more particularly to an implant abutment removal device that can safely remove the abutment from the fixture without damaging the alveolar bone simply by rotating the rod.
  • Dental implants also called artificial or third teeth are dental implants that restore the function of natural teeth by implanting a biocompatible implant body into the jawbone of the site of the missing or pulled tooth. It's a treatment.
  • Such an implant is generally a fixture that is implanted in the alveolar bone and becomes an artificial root, an abutment for implant which is abutment screwed to the upper end of the fixture, and an upper end of the abutment. And a crown that is a dental prosthesis to be joined.
  • the conventional implant abutment is, as shown in FIG. 3, in the state where the fixture is disposed in a direction C1 perpendicular to the implantation direction of the fixture 1 on the upper side of the fixture 1 ( 1) is combined with the top hole (3).
  • the type and use method of such abutments for implants vary depending on the purpose of use, and an example of such abutments M is illustrated in FIG. 3.
  • the abutment (M) has a hollow (H) formed parallel to the central axis (C1) of the fixture (1), is inserted into the upper hole (3) of the fixture (1) and then a separate screw (Not shown) is firmly fixed by inserting into the hollow (H) by screwing the top hole (3).
  • the abutment (M) when the abutment (M) is to be separated from the fixture (1) during the procedure of implantation, first remove the screw (not shown) from the upper hole (3) of the fixture (1), and then separately The abutment (M) was pulled out of the top hole (3) of the fixture (1) using a tool of, or a part of the abutment (M) was cut and removed, but the fixture (1) was already removed. After adhering to the alveolar bone, the fixture 1 is swayed left and right in the process of separating the abutment M, thereby causing a high risk of damage to the surrounding alveolar bone of the fixture 1.
  • the present invention has been made to solve the above problems, the purpose of the implant abutment removal device for improved implant structure can be removed to safely remove the abutment from the fixture without damaging the alveolar bone simply by rotating the rod portion To provide.
  • the abutment removal device for an implant is coupled to a fixture that is an artificial tooth and separates an abutment having a hollow formed in parallel with a central axis of the fixture from the fixture.
  • Apparatus for removing by, as long as extending along the central axis, the middle portion is formed with a male screw portion, the rod portion having one end that can be inserted into the hollow of the abutment;
  • a through hole rotatably receiving the rod portion about the central axis, a coupling portion that can be inserted into and coupled to the hollow of the abutment, and is formed on an inner circumferential surface of the through hole so as to be screwable with the male screw portion.
  • An accommodating member having a female thread portion, wherein the rod portion is rotated relative to the accommodating member along the central axis while the male screw portion of the rod portion is screwed with the female screw portion of the accommodating member. Characterized in that the reciprocating movement along the central axis of the rod portion.
  • the rod part is a circular rod whose diameter gradually decreases toward the one end part.
  • the cylindrical head part is provided in the other end part of the said rod part.
  • a plurality of mounting grooves are formed along the circumference of the outer circumferential surface of the head portion.
  • the accommodation member the cylindrical body portion; And a protrusion protruding from the main body portion along the central axis, wherein the coupling portion is formed on an outer surface of the protrusion.
  • the protrusion is preferably formed in a pipe shape having the through hole in the hollow, and the female screw portion is formed on the inner circumferential surface of the protrusion.
  • a plurality of mounting grooves are formed along the circumference of the outer circumferential surface of the body portion.
  • the coupling portion is preferably formed of a male screw having a screw thread inclined in one direction so as not to fall after being inserted into the hollow of the abutment by rotation.
  • a portion extending along the central axis, the middle portion is formed with a male screw portion, the rod portion having one end that can be inserted into the hollow of the abutment;
  • a through hole rotatably receiving the rod portion about the central axis, a coupling portion that can be inserted into and coupled to the hollow of the abutment, and is formed on an inner circumferential surface of the through hole so as to be screwable with the male screw portion.
  • An accommodating member having a female thread portion, wherein the rod portion is rotated relative to the accommodating member along the central axis while the male screw portion of the rod portion is screwed with the female screw portion of the accommodating member.
  • the abutment removal device for implants can be removed to remove the abutment from the fixture safely without damaging the alveolar bone simply by rotating the rod relative to the receiving member. There is an effect that can be provided.
  • FIG. 1 is an exploded view of an implant abutment removal device of an embodiment of the present invention.
  • FIG. 2 is an assembly view of the abutment removal device for the implant shown in FIG. 1.
  • FIG. 3 is a view illustrating a state in which an abutment to be used in the implant abutment removal device shown in FIG. 1 is coupled to a fixture.
  • FIG 4 is a view showing a state in which the implant abutment removal device shown in Figure 1 is coupled to the hollow of the abutment coupled to the fixture.
  • FIG. 5 is a view showing a state in which the distal end of the rod portion of the implant abutment removal device shown in FIG. 1 moves forward to contact the bottom of the top hole of the fixture.
  • FIG. 6 is a view illustrating a state in which the abutment and the fixture are separated from each other by moving the receiving member of the implant abutment removal device shown in FIG. 1 backward with respect to the rod part.
  • FIG. 7 is a left side view of the driver shown in FIG. 1.
  • FIG. 7 is a left side view of the driver shown in FIG. 1.
  • FIG. 8 is a cross-sectional view taken along the line A-A of the driver shown in FIG.
  • FIG. 9 is a cross-sectional view taken along the line B-B of the driver shown in FIG.
  • FIG. 10 is a left side view of the receiving member shown in FIG. 1.
  • FIG. 11 is a cross-sectional view taken along the line C-C of the receiving member shown in FIG.
  • FIG. 12 is a cross-sectional view taken along the line D-D of the receiving member shown in FIG. 1.
  • FIG. 13 is an enlarged view of a coupling part of the accommodation member illustrated in FIG. 1.
  • FIG. 1 is an exploded view of an implant abutment removal device for an embodiment of the present invention
  • Figure 2 is an assembly view of the implant abutment removal device shown in FIG.
  • FIG. 3 is a view illustrating a state in which an abutment to be used in the implant abutment removal device shown in FIG. 1 is coupled to a fixture.
  • the abutment removal device 100 for an implant is an abutment coupled to a fixture 1 that is an artificial tooth as shown in FIG. 3.
  • An apparatus for separating and removing the article M from the fixture 1, comprising a driver 10 and a receiving member 20.
  • the abutment (M) has a hollow (H) formed parallel to the central axis (C1) of the fixture (1), the fixture (1) is an outer surface (2) coupled to the alveolar bone And it will be described on the premise having a top hole (3) which is a hole formed in the upper end.
  • the driver 10 includes a rod portion 11 and a head portion 12 and is a member coupled to the accommodation member 20 so as to be relatively rotatable with respect to the central axis C1.
  • the rod portion 11 is a circular rod extending along the central axis C1, and is formed such that diameters D1, D2, D3, and D4 decrease in steps toward the distal end portion 14.
  • the distal end portion 14 of the rod portion 11 has a diameter D4 that can be inserted into the hollow H of the abutment M.
  • a male screw portion 13 is formed in the middle portion of the rod portion 11 over the length of 10 to 15 mm along the central axis C1.
  • the head portion 12 is a cylindrical portion having the center axis C1 as the center of the circle, and is provided on the opposite side of the distal end portion 14.
  • a plurality of mounting grooves 16 are formed along the circumference.
  • the mounting groove 16 is a groove cut to have an arcuate cross section as shown in FIG.
  • a pair of mounting jaws 15 are formed in parallel with each other, as shown in FIG.
  • the mounting groove 16 and the mounting jaw 15 are portions to which a separate tool (not shown) used to rotate or fix the driver 10 may be coupled.
  • a circular hole 17 is formed as shown in Figs.
  • the hole 17 of the head portion 12 is a hole formed to reduce the weight of the head portion 12 and to reduce the material cost.
  • the accommodating member 20 is a member for rotatably accommodating the rod part 11 of the driver 10, and includes a protrusion 21, a main body part 22, and a through hole 24.
  • the protruding portion 21 is a pipe-shaped portion having the through hole 24 in the hollow, and extends along the central axis C1.
  • the main body portion 22 is a cylindrical portion having the center axis C1 as the center of the circle, and the through hole 24 is formed therein.
  • a plurality of mounting grooves 27 are formed along the circumference.
  • the mounting groove 27 is a groove cut to have an arcuate cross section as shown in FIGS. 2 and 12.
  • a pair of mounting jaws 25 are formed to be parallel to each other as shown in FIG.
  • the mounting groove 27 and the mounting jaw 25 are portions to which a separate tool (not shown) used to rotate or fix the accommodation member 20 may be coupled.
  • the protrusion 21 is connected to the right end of the main body 22, as shown in FIG.
  • the through hole 24 is a circular hole rotatably accommodating the rod portion 11 about the central axis C1 so as to completely penetrate the main body portion 22 and the protruding portion 21. It is.
  • a coupling portion 23 that can be inserted into the hollow (H) of the abutment (M) is coupled is formed.
  • the coupling portion 23 is inserted into the hollow (H) of the abutment (M) by rotating the screw thread 231 inclined in one direction as shown in Figures 1 and 13 so as not to fall out. It is formed by the male screw provided.
  • the upper right surface of the thread 231 has a first angle ⁇ 1
  • the upper left surface of the thread 231 has a second angle greater than the first angle ⁇ 1.
  • the first angle ⁇ 1 is 15 degrees
  • the second angle ⁇ 2 is 75 degrees.
  • the abutment M may not be easily pulled out even when the abutment M is simply pulled from the outside. It has a structure.
  • a female screw portion 26 which is screwable with the male screw portion 13 is formed.
  • the female screw portion 26 is formed along the central axis C1 over a length of 3 to 8 mm.
  • the male screw portion 13 of the rod portion 11 and the female screw portion 26 of the accommodation member 20 are screwed together so that the accommodation member 20 is connected to the driver ( Insert into the rod part 11 of 10). At this time, the distal end portion 14 of the rod portion 11 is exposed to the outside of the receiving member 20.
  • a tool such as an open wrench or a torque wrench is used.
  • the coupling portion 23 moves forward into the hollow H of the abutment M, As shown, the coupling portion 23 is coupled to the hollow (H) of the abutment (M) in the inserted state.
  • the distal end portion 14 of the rod portion 11 passes through the hollow (H) of the abutment (M) and is located inside the upper hole (3) of the fixture (1).
  • the main body 22 is fixed so as not to rotate by using a separate tool, and then, using a tool such as a torque wrench, the driver ( When the head portion 12 of 10 is rotated in one direction about the central axis C1, the rod portion 11 is moved relative to the right side with respect to the receiving member 20 as shown in FIG. 5. The end portion 14 of the rod portion 11 is in contact with the bottom of the top hole 3 of the fixture (1).
  • the implant abutment removal device 100 having the above-described configuration is a portion extending along the central axis C1, and an external thread portion 13 is formed at an intermediate portion of the implant abutment M.
  • a rod portion 11 having an end portion 14 that can be inserted into the hollow H of the rod portion 11;
  • a through hole 24 rotatably accommodating the rod part 11 about the central axis C1 and a coupling part inserted into the hollow H of the abutment M and coupled thereto (
  • a receiving member (20) having a female screw portion (26) formed on an inner circumferential surface of the through hole (24) to be screwable with the male screw portion (13).
  • the implant abutment removal device 100 is a rod having the rod portion 11 gradually smaller in diameter as it goes toward the one end portion 14, so that the rod portion 11 is disposed in the receiving member. It is easy to insert into the through-hole 24 of the (20), there is an advantage that the male screw portion 13 is easy to form in the rod portion (11).
  • the implant abutment removal device 100 includes a separate tool (not shown). By coupling to), there is an advantage that it is easy to rotate or fix the driver 10 with a small force.
  • a separate tool such as a torque wrench (not shown) Using it is an advantage that it is easy to rotate or fix the driver 10.
  • the implant abutment removal device 100 the housing member 20, the cylindrical body portion 22 of the cylindrical shape; And a protrusion 21 protruding from the main body portion 22 along the central axis C1.
  • the coupling portion 23 is formed on an outer surface of the protrusion 21. Part 23 has the advantage that it is easy to combine or detach the hollow (H) of the abutment (M).
  • the implant abutment removal device 100 is formed in a pipe shape in which the protrusion 21 has the through hole 24 in a hollow form, and the female screw portion 26 is formed on an inner circumferential surface of the protrusion 21. ) Is formed, and the coupling portion 23 is formed on the outer surface of the protrusion 21, so that the distal end 14 of the rod portion 11 is fixed to the fixture 1 as shown in FIG. 6.
  • the operating point of the force applied to the female threaded portion 26 and the operating point of the force applied to the engaging portion 23 are close to each other, and the receiving member 20 is used. There is an advantage that the possibility of unnecessarily overturning in the middle is small.
  • the implant abutment removal device 100 has a plurality of mounting grooves 27 formed on the outer circumferential surface of the body portion 22 along a circumference, so that a separate tool such as a torque wrench (not shown) is provided. Using it is an advantage that it is easy to rotate or fix the receiving member 20.
  • the implant abutment removal device 100 includes a screw thread 231 inclined in one direction such that the coupling part 23 is inserted into the hollow H of the abutment M by rotation. Since the coupling portion 23 is rotated in one direction and inserted into the hollow H of the abutment M at a predetermined depth, the abutment M is externally formed. There is an advantage that it does not fall easily even by simply pulling.

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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 Prosthetics (AREA)

Abstract

La présente invention concerne un dispositif de retrait de pilier d'implant et, plus particulièrement, un dispositif pour séparer et retirer un pilier, qui est couplé à un corps d'implant qui sert de racine dentaire artificielle, et qui présente un creux formé en parallèle avec l'axe central du corps d'implant, à partir dudit corps, le dispositif comprenant : une partie de tige, qui est une partie allongée le long de l'axe central, qui possède une partie de vis mâle formée sur sa partie centrale et une extrémité qui peut être insérée dans le creux du pilier; un élément de retenue ayant un trou traversant dans lequel la partie de tige est contenue afin de pouvoir tourner autour de l'axe central, une partie de couplage qui peut être insérée dans le creux du pilier et couplée à celui-ci, et une partie de vis femelle formée sur la surface périphérique interne du trou traversant de telle sorte qu'elle peut être couplée par vis à la partie de vis mâle, la partie de tige tournant par rapport à la partie de retenue le long de l'axe central tandis que la partie de vis mâle de la partie de tige reste couplée par vis à la partie de vis femelle de la partie de retenue, de telle sorte que la partie de retenue peut effectuer un mouvement en va-et-vient le long de l'axe central de la partie de tige. La présente invention peut avantageusement fournir un dispositif de retrait de pilier d'implant capable de séparer et de retirer en toute sécurité le pilier du corps d'implant sans endommager l'os alvéolaire simplement par rotation de la partie de tige par rapport à l'élément de retenue.
PCT/KR2016/011410 2016-02-23 2016-10-12 Dispositif de retrait de pilier d'implant WO2017146335A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020160021325A KR101718464B1 (ko) 2016-02-23 2016-02-23 임플란트용 어버트먼트 제거 장치
KR10-2016-0021325 2016-02-23

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WO2017146335A1 true WO2017146335A1 (fr) 2017-08-31

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WO (1) WO2017146335A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107334552A (zh) * 2017-06-27 2017-11-10 浙江广慈医疗器械有限公司 一种基台分离器

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200490301Y1 (ko) * 2017-08-10 2019-10-23 김현우 어버트먼트 분리 장치
JP7156768B2 (ja) * 2018-08-28 2022-10-19 株式会社松風 アバットメント取り外し冶具
KR102252139B1 (ko) 2019-12-12 2021-05-13 김태경 임플란트의 픽스쳐에 체결된 어버트먼트 취출장치
KR102261478B1 (ko) 2019-12-12 2021-06-04 김태경 임플란트의 픽스쳐에 체결된 어버트먼트 취출키트
KR102098662B1 (ko) 2019-12-12 2020-04-08 채희진 잇몸삽입부재 이동장치
KR102423053B1 (ko) * 2020-06-05 2022-08-25 주식회사 워랜텍 임플란트용 어버트먼트 제거 장치
KR102209520B1 (ko) * 2020-06-10 2021-01-29 주식회사 이쎈코리아 임플란트
KR102588060B1 (ko) * 2023-03-31 2023-10-16 이젠임플란트 주식회사 임플란트용 서지컬 가이드의 보조기구

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KR20070047991A (ko) * 2005-11-03 2007-05-08 장경삼 치과용 어버트먼트 분리용 유니트
US20090111072A1 (en) * 2007-10-30 2009-04-30 Alan Lombardo Dental implant and abutment mating system
KR20110055864A (ko) * 2009-11-20 2011-05-26 박영순 치과용 보철물과 어버트먼트를 분리하는 장치
WO2011132844A1 (fr) * 2010-04-22 2011-10-27 주식회사 메가젠임플란트 Tige de vis, et outil de dépose de tige de vis
KR101327746B1 (ko) * 2012-07-11 2013-11-11 이상재 임플란트유닛의 어뷰트먼트 분리구 및 이를 이용한 어뷰트먼트 분리방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070047991A (ko) * 2005-11-03 2007-05-08 장경삼 치과용 어버트먼트 분리용 유니트
US20090111072A1 (en) * 2007-10-30 2009-04-30 Alan Lombardo Dental implant and abutment mating system
KR20110055864A (ko) * 2009-11-20 2011-05-26 박영순 치과용 보철물과 어버트먼트를 분리하는 장치
WO2011132844A1 (fr) * 2010-04-22 2011-10-27 주식회사 메가젠임플란트 Tige de vis, et outil de dépose de tige de vis
KR101327746B1 (ko) * 2012-07-11 2013-11-11 이상재 임플란트유닛의 어뷰트먼트 분리구 및 이를 이용한 어뷰트먼트 분리방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107334552A (zh) * 2017-06-27 2017-11-10 浙江广慈医疗器械有限公司 一种基台分离器

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