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WO2015046675A1 - Procédé de production pour butée de balayage d'implant - Google Patents

Procédé de production pour butée de balayage d'implant Download PDF

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Publication number
WO2015046675A1
WO2015046675A1 PCT/KR2014/000627 KR2014000627W WO2015046675A1 WO 2015046675 A1 WO2015046675 A1 WO 2015046675A1 KR 2014000627 W KR2014000627 W KR 2014000627W WO 2015046675 A1 WO2015046675 A1 WO 2015046675A1
Authority
WO
WIPO (PCT)
Prior art keywords
scan
abutment
edge providing
implant
coating
Prior art date
Application number
PCT/KR2014/000627
Other languages
English (en)
Korean (ko)
Inventor
박광범
Original Assignee
주식회사 메가젠임플란트
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 주식회사 메가젠임플란트 filed Critical 주식회사 메가젠임플란트
Publication of WO2015046675A1 publication Critical patent/WO2015046675A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00—Dental auxiliary appliances
    • A61C19/04—Measuring instruments specially adapted for dentistry
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C9/00—Impression cups, i.e. impression trays; Impression methods
    • A61C9/004—Means or methods for taking digitized impressions
    • A61C9/0046—Data acquisition means or methods
    • A61C9/0053—Optical means or methods, e.g. scanning the teeth by a laser or light beam
    • 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
    • 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
    • A61C8/0001—Impression means for implants, e.g. impression coping
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/28—Materials for coating prostheses
    • A61L27/34—Macromolecular materials

Definitions

  • the present invention relates to a method for manufacturing an implant scan abutment, and more particularly, to a method for manufacturing an implant scan abutment disposed on a tooth as a scanning model for manufacturing an implant.
  • the implant is a biocompatible implant body (fixture) in the jawbone that has been enlarged so that it can be sufficiently wrapped through additional surgery, such as bone graft and bone elongation, on the jawbone where the tooth is missing or the tooth is pulled out. It is a dental treatment to restore the function of natural teeth by planting.
  • the implant undergoes bone reconstruction of the jaw bone around the implant after osseointegration, a morphological, physiological and direct connection between the jawbone where the normal function is maintained and the surface of the implant body.
  • osseointegration a morphological, physiological and direct connection between the jawbone where the normal function is maintained and the surface of the implant body.
  • intraosseous implants of the screw type are mainly used.
  • the implant first checks the implant position and drills to create a hole for the implant body to enter the jawbone. In other words, drill several times until the size is suitable for the diameter of the implant body, and then carefully implant the implant body (fixture). When satisfactory bone adhesion is achieved in the planted fixture, the process of connecting the abutment to create an artificial dental prosthesis (crown) is carried out.
  • An artificial dental prosthesis creates an impression of the patient's teeth, builds a model in the dental laboratory based on that impression, and then scans with the abutment model (implant scan abutment) After the scan data is matched with the CAD data of the abutment model, it is manufactured through a process of generating a model of an artificial dental prosthesis suitable for the patient's tooth shape.
  • this method has a complicated problem of making an impression and making a model based on the impression. In consideration of this problem, it may be considered to insert the abutment model directly into the patient's mouth and scan.
  • the laser method is sensitive to light reflection, so the scan body of a conventional abutment model made of metal was not accurately scanned.
  • an implant scan aer to manufacture an implant scan abutment that can be scanned directly in the oral cavity without making an impression or based on the impression, and can ensure accurate scan data when scanning It is to provide a method for producing a butt.
  • an abutment forming step of forming an implant scan abutment having a scan body portion provided with an arrangement pattern reference portion for placement and shape recognition during scanning; And a scan body portion coating step of forming a non-metallic coating film on the surface of the scan body portion may be provided.
  • the coating film may be made of any one of polytetrafluoroethylene (PTFE) and perfluoroalkoxy (PFA).
  • PTFE polytetrafluoroethylene
  • PFA perfluoroalkoxy
  • the scanning body coating step may include: coating coating solution coating step of coating a coating stock solution of a non-metallic material on the scan body part; A curing step of curing the coating stock solution by heating the implant scan abutment to which the coating stock solution is applied to a curing temperature in a heating furnace for a curing time; And a cooling step of cooling the implant scan abutment heated in the curing step.
  • the curing temperature may be 240 degrees Celsius to 320 degrees Celsius.
  • the curing time may be 20 minutes to 60 minutes.
  • the cooling step may include: a slow cooling step of slowly cooling the implant scan abutment to a limit temperature in the heating furnace; And an air cooling step of air cooling the implant scan abutment cooled in the slow cooling step.
  • the limit temperature may be 200 degrees Celsius.
  • the method may further include a cleaning step of ultrasonically cleaning the implant scan abutment after the abutment forming step and before the coating of the scan body part.
  • the abutment forming step includes a batch shape reference portion forming step of forming a position recognition edge providing portion providing an edge portion to the placement pattern reference portion, wherein the position recognition edge providing portion is parallel to a central axis of the scan body portion.
  • a first positioning edge providing unit arranged to be operated; And a second positioning edge providing portion disposed on the scan body portion and disposed parallel to the first positioning edge providing portion.
  • the positioning edge providing unit is disposed between the first positioning edge providing unit and the second positioning edge providing unit to form a step, and the first positioning edge providing unit and the second positioning edge providing unit It may further include a third positioning edge providing unit disposed to cross.
  • the positioning edge providing unit may further include a fourth positioning edge providing unit disposed on an upper surface of the scan body portion and intersecting the first positioning edge providing unit and the second positioning edge providing unit. .
  • the positioning edge providing unit may further include a fifth positioning edge providing unit disposed to be in contact with the first positioning edge providing unit and the third positioning edge providing unit.
  • the present invention by forming a reference shape portion disposed on the scan body portion, and forming a non-metallic coating film on the surface of the scan body portion, the light reflected from the surface of the scan body portion when scanning the implant scan abutment in the oral cavity Since there is almost no, it is possible to obtain accurate scan data on the shape of the scan body, and to manufacture an implant scan abutment that can easily match the scan data and the CAD data through the placement pattern reference unit.
  • FIG. 1 is a view showing a method of manufacturing an implant scan abutment according to an embodiment of the present invention.
  • FIG. 2 is a perspective view of an implant scan abutment produced by the manufacturing method of FIG. 1.
  • FIG. 2 is a perspective view of an implant scan abutment produced by the manufacturing method of FIG. 1.
  • FIG. 3 is a front view of FIG. 2.
  • FIG. 4 is a plan view of FIG. 3.
  • FIG. 5 is a cross-sectional view taken along line II of FIG. 4.
  • FIG. 6 is an operational state diagram of scanning after coupling the implant scan abutment of FIG. 2 to a fixture.
  • FIG. 1 is a view showing a method of manufacturing an implant scan abutment according to an embodiment of the present invention
  • Figure 2 is a perspective view of an implant scan abutment manufactured by the manufacturing method of Figure 1
  • Figure 3 2 is a front view of FIG. 4
  • FIG. 4 is a plan view of FIG. 3
  • FIG. 5 is a sectional view taken along the line I-I of FIG. 4
  • FIG. 6 is a scan after coupling the implant scan abutment of FIG. 2 to the fixture. This is the operation state diagram.
  • a scan body in which an arrangement pattern reference unit 120 is provided for placement and shape recognition during scanning is provided.
  • Abutment forming step (S10) for molding the implant scan abutment 100 having a portion 110, and a scan body portion to form a non-metal coating film (not shown) on the surface of the scan body portion 110 It includes a coating step (S30).
  • Abutment molding step (S10) in the present embodiment the batch shape reference portion molding step for molding the position recognition edge providing unit 130 to provide the corner portion 125 to the layout pattern reference portion 120 (not shown) ).
  • the edge portion 125 is formed at the boundary of the position recognition edge providing unit 130, the position recognition edge providing unit 130 is processed through a milling (Milling).
  • the coating film (not shown) is made of any one material of polytetrafluoroethylene (PTFE) and perfluoroalkoxy (PFA) (hereinafter referred to as 'teflon' for convenience of description). Prepared.
  • PTFE polytetrafluoroethylene
  • PFA perfluoroalkoxy
  • the scan body coating step (S30), the coating stock solution coating step (S31) for applying a coating stock solution of a non-metallic material to the scan body 110, and the implant scan abutment 100 to which the coating stock solution is applied A curing step (S32) for curing the coating stock solution by heating for a curing time at a curing temperature in a furnace (not shown), and a cooling step (S33) for cooling the implant scan abutment 100 heated in the curing step (S32). It includes.
  • a liquid teflon which is a coating stock solution
  • a spray is applied to the scan body 110 through a spray.
  • other portions of the implant scan abutment 100 for example, the spaced body portion 150 to be described later
  • Masking is performed.
  • the Teflon-coated implant scan abutment 100 is heated to a curing temperature in a heating furnace for curing time to cure the coating stock solution.
  • the curing temperature is 240 degrees Celsius to 320 degrees
  • the curing time is 20 minutes to 60 minutes.
  • the thermal deformation of the implant scan abutment 100 can be minimized.
  • the implant scan abutment 100 is made of titanium or stainless steel.
  • the cooling step (S33) the implant scan abutment 100 heated in the curing step S32 is cooled.
  • the cooling step (S33) is a slow cooling step (S34) to slow the cooling of the implant scan abutment (100) to the limit temperature in the heating furnace, and the implant scan abutment cooled in the slow cooling step (S34) Air cooling step (S35) for air cooling (100).
  • the slow cooling step (S34) is a process of slowly cooling the implant scan abutment 100 in a heating furnace to a limit temperature, and in this embodiment, the limit temperature is 200 degrees Celsius.
  • This slow cooling step (S34) by slowly cooling the implant scan abutment 100 in the heating furnace, to prevent the hardened coating film (not shown) to break or fall off in the cooling step (S33).
  • the implant scan abutment 100 is taken out of the furnace to naturally cool the implant scan abutment 100 at room temperature.
  • the manufacturing method of the implant scan abutment according to the present embodiment, after the abutment forming step (S10) before the scan body portion coating step (S30) ultrasonic cleaning (ultrasonic cleaning) It further comprises a washing step (S20).
  • the implant scan abutment 100 which has been molded, is immersed in a cleaning liquid, and foreign matter attached to the implant scanning abutment 100 by applying ultrasonic waves to the cleaning liquid. Remove the cutting oil (for example, cutting oil).
  • the method for manufacturing an implant scan abutment according to the present embodiment further includes an inspection step (S40) of inspecting a defect of a coating film (not shown) of the implant scan abutment 100 after the air cooling step (S35). do.
  • the implant scan abutment 100 includes a scan body part 110 in which an arrangement shape reference part 120 is provided for placement and shape recognition during scanning. And a spaced body portion coupled to the fixture 101 embedded in the gum provided at the lower end of the scan body 110 to space the scan body 110 from the gum so that the scan body 110 is exposed from the gum. 150 and a non-metallic coating film (not shown) provided on the surface of the scan body 110.
  • an artificial tooth prosthesis suitable for the dental environment of a patient may be manufactured. That is, when the implant scan abutment 100 is inserted into the oral cavity of the patient undergoing the implant procedure, the scan data obtained by scanning the oral structure of the patient is sent to the dental laboratory, and the fixture 101 is based on the scan data. It is possible to make artificial dental prostheses (crown) suitable for the surrounding tooth condition with CAD / CAM.
  • the placement pattern reference unit 120 provided in the implant scan abutment 100 serves as a matching criterion when matching scan data with CAD data for manufacturing an artificial dental prosthesis.
  • the arrangement pattern reference portion 120 is provided with an edge portion 125.
  • the corner portion 125 may be recognized as the most distinct line in the scan data as an edge structure.
  • the corner portion 125 of the present embodiment has three points that can be recognized by the scan. The above can be provided.
  • the scan body portion 110 is provided with a position recognition edge providing portion 130, and the edge portion 125 is formed at a boundary of the plurality of position recognition edge providing portions 130. .
  • the plurality of position recognition edge providing parts 130 are formed in a flat surface to form an angle to the outer surface of the scan body part 110 so as to provide the plurality of corner parts 125.
  • the position recognition edge providing unit 130 may be provided in a variety of ways, it should be formed so that a distinct angle is relatively visible to the outer surface portion of the scan body portion 110 relatively.
  • the rounded surface is cut by milling to be flat to form the position recognition edge providing unit 130.
  • the flat position recognition edge providing unit 130 forms an angle with the outer surface of the scan body 110.
  • the position recognizing edge providing unit 130 may include a first position recognizing edge providing unit 131 disposed parallel to the center axis C of the scan body unit 110, and the scan body unit 110.
  • the second position recognition edge providing portion 132 is disposed on the upper side of the first position recognition edge providing portion 131 stepped parallel to the positioning.
  • the positioning edge providing unit 130 is disposed between the first positioning edge providing unit 131 and the second positioning edge providing unit 132 to form a step, the first positioning edge providing unit 131 ) And a third positioning edge providing unit 133 disposed to intersect the second positioning edge providing unit 132.
  • the positioning edge providing unit 130 is disposed on the upper surface of the scan body portion 110, and is disposed to cross the first positioning edge providing unit 131 and the second positioning edge providing unit 132.
  • the apparatus further includes a fourth position recognizing edge providing unit 134.
  • the positioning edge providing unit 130 further includes a fifth positioning edge providing unit 135 disposed in contact with the first positioning edge providing unit 131 and the third positioning edge providing unit 133. .
  • the third position recognition edge providing unit 133 is flat and has a first position recognition edge between the first position recognition edge providing unit 131 and the second position recognition edge providing unit 132.
  • An edge 126b is formed in the groove portion at right angles with respect to the second positioning edge providing portion 132.
  • the fourth position recognizing edge providing portion 134 disposed on the upper surface of the scan body 110 forms a corner 127 at a portion protruding in contact with the second position recognizing edge providing portion 132 at a right angle.
  • the fifth position recognition edge providing unit 135 may be slightly rounded on both sides of the first position recognition edge providing unit 131 or may be processed into a relatively flat shape so as to have angled edges on both sides of the first position recognition edge providing unit 131. 128).
  • the corners 125 formed on the boundary of the position recognition edge providing unit 130 cross each other and can be clearly recognized at the time of scanning.
  • the corners 126b and 129 of the second positioning edge providing portion 132 are orthogonal to each other.
  • the scan body part 110 may have an upper cross section 110a having a smaller cross section than the lower cross 110b to reduce interference with teeth.
  • the scan body part 110 may be formed to have a stepped upper portion 110a with respect to the lower portion 110b to reduce interference with the teeth.
  • the upper portion 110a of the scan body portion 110 is disposed between the teeth, the upper portion of the tooth is generally larger than the lower portion, so that the upper interval of the teeth is narrow so that it is difficult to reach the narrow area so that the scan may not be clear. Can be.
  • the upper portion 110a of the scan body portion 110 disposed between the upper portions of the teeth is smaller than the lower portion 110b and sufficiently spaced apart from the teeth, clear scan data can be obtained at the time of scanning. .
  • the scan body portion 110 further includes a gripping portion (spaced body portion 150) is provided to be processed flat to be gripped by the surgical tool.
  • the scan body 110 may be gripped by the tweezers for coupling, positioning, and movement of the fixture 101 embedded in the tooth. ) Can be easily gripped by tweezers.
  • the gripping portion 136 is provided as a flat surface, but the scope of the present invention is not limited thereto, and may be provided as a concave shape into which tweezers can be inserted.
  • the spaced body portion 150 is coupled to the implanted fixture 101 to arrange the scan body 110 on the fixture 101, the arranged scan body portion 110 Provide a length that can be sufficiently exposed from the gums.
  • the spaced body 150 is masked in the scan body coating step (S30) so that a coating film (not shown) is not formed on the surface.
  • a coating film not shown
  • the spaced body portion 150 may be formed such that at least one region is gradually narrowed in cross section from the top to the bottom.
  • such a spaced body portion 150 is formed to gradually narrow the cross section from the top to the bottom can be more easily coupled to the fixture 101 in the narrow space between the teeth, the spacing for the teeth also existing implant scan a Since the light can be reached by securing more wider than the butt 100, the scan can be made clearly.
  • the distance to the teeth or gums is too narrow, the interference occurs to the teeth or gums
  • the coupling to 101) is difficult, and even during scanning, the spacing can be very narrow, making it difficult to reach the light.
  • the arrangement shape reference part 120 is formed on the scan body part 110, and a non-metallic coating film (not applied) is formed on the surface of the scan body part 110.
  • the invention may be used in the field of dental implants.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dermatology (AREA)
  • Medicinal Chemistry (AREA)
  • Transplantation (AREA)
  • Dental Prosthetics (AREA)

Abstract

L'invention concerne un procédé de production pour une butée de balayage d'implant. Selon un mode de réalisation de la présente invention, le procédé de production pour une butée de balayage d'implant comprend : une étape de moulage de butée comprenant le moulage d'une butée de balayage d'implant ayant un corps de balayage équipé d'une partie de référence d'aspect de placement pour un placement et une reconnaissance de forme pendant le balayage ; et une étape de revêtement de partie de corps de balayage comprenant la formation d'un film de revêtement en un matériau non métallique sur la surface de la partie de corps de balayage.
PCT/KR2014/000627 2013-09-26 2014-01-22 Procédé de production pour butée de balayage d'implant WO2015046675A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130114312A KR101461105B1 (ko) 2013-09-26 2013-09-26 임플란트 스캔 어버트먼트의 제조방법
KR10-2013-0114312 2013-09-26

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WO2015046675A1 true WO2015046675A1 (fr) 2015-04-02

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018150067A1 (fr) * 2017-02-17 2018-08-23 Xam Mar Mangrane Esteban Analogue d'implant dentaire numérisable
EP3415113A3 (fr) * 2017-06-13 2019-02-13 Biomet 3I, LLC Transfert d'empreinte de combinaison et corps de balayage
US11273020B2 (en) 2017-06-13 2022-03-15 Biomet 3I, Llc Implant analogs and methods

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101688781B1 (ko) 2016-08-17 2016-12-22 주식회사 디맥스 임플란트 스캔용 붓
EP3298983B1 (fr) * 2016-09-21 2020-02-26 Global Dental Science LLC Procédé d'enregistrement d'orientation d'implants directement à partir d'une empreinte dentaire
KR102769896B1 (ko) * 2022-07-21 2025-02-17 충남대학교산학협력단 표면 반사율을 낮추고, 생체 적합성을 높인 코팅층을 포함하는 임플란트용 스캔바디
KR102640863B1 (ko) 2023-02-13 2024-02-23 강정환 진공 증착을 이용한 치과용 스캔 바디의 AlTiN 코팅방법

Citations (4)

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Publication number Priority date Publication date Assignee Title
KR100950022B1 (ko) * 2009-08-13 2010-03-29 송경준 환자 맞춤형 지대주 제작을 위한 인텍스 지대주
KR101075394B1 (ko) * 2010-02-19 2011-10-24 오스템임플란트 주식회사 임플란트의 제조방법
WO2012126475A1 (fr) * 2011-03-18 2012-09-27 Elos Medtech Pinol A/S Butée dentaire pour le balayage buccal
KR101214641B1 (ko) * 2010-09-13 2012-12-21 주식회사 덴티스 임플란트 제조장치 및 그 제조방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100950022B1 (ko) * 2009-08-13 2010-03-29 송경준 환자 맞춤형 지대주 제작을 위한 인텍스 지대주
KR101075394B1 (ko) * 2010-02-19 2011-10-24 오스템임플란트 주식회사 임플란트의 제조방법
KR101214641B1 (ko) * 2010-09-13 2012-12-21 주식회사 덴티스 임플란트 제조장치 및 그 제조방법
WO2012126475A1 (fr) * 2011-03-18 2012-09-27 Elos Medtech Pinol A/S Butée dentaire pour le balayage buccal

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018150067A1 (fr) * 2017-02-17 2018-08-23 Xam Mar Mangrane Esteban Analogue d'implant dentaire numérisable
EP3415113A3 (fr) * 2017-06-13 2019-02-13 Biomet 3I, LLC Transfert d'empreinte de combinaison et corps de balayage
AU2018204181B2 (en) * 2017-06-13 2020-01-30 Biomet 3I, Llc Combination impression coping and scan body
US11273020B2 (en) 2017-06-13 2022-03-15 Biomet 3I, Llc Implant analogs and methods

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