WO2015065057A1 - Gabarit de guide de transfert de mâchoire supérieure pour la chirurgie orthognatique et son procédé de fabrication - Google Patents

Gabarit de guide de transfert de mâchoire supérieure pour la chirurgie orthognatique et son procédé de fabrication Download PDF

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Publication number
WO2015065057A1
WO2015065057A1 PCT/KR2014/010282 KR2014010282W WO2015065057A1 WO 2015065057 A1 WO2015065057 A1 WO 2015065057A1 KR 2014010282 W KR2014010282 W KR 2014010282W WO 2015065057 A1 WO2015065057 A1 WO 2015065057A1
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WIPO (PCT)
Prior art keywords
template
cutting guide
guide template
surgery
cutting
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Application number
PCT/KR2014/010282
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English (en)
Korean (ko)
Inventor
이상휘
Original Assignee
연세대학교 산학협력단
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Publication of WO2015065057A1 publication Critical patent/WO2015065057A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/17—Guides or aligning means for drills, mills, pins or wires
    • A61B17/1739—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body
    • A61B17/176—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body for the jaw
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/14—Surgical saws ; Accessories therefor
    • A61B17/15—Guides therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/17—Guides or aligning means for drills, mills, pins or wires
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • 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
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B2017/568—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor produced with shape and dimensions specific for an individual patient

Definitions

  • the present invention relates to a maxillary cutting guide template for orthognathic surgery and a method for manufacturing the same, and more particularly, to a cutting guide template and a method for manufacturing the same to enable accurate and stable procedures in double surgery.
  • 2-jaw surgery is a type of maxillofacial surgey that corrects jaw bones and irregularities of teeth, and involve osteotomy of abnormally developed upper and lower jaws It is a surgical technique that separates and moves to fix it for normal occlusion.
  • Fixing the jawbone in the right position during orthognathic surgery is an important factor that determines the success or failure of the surgery, and the surgical device is mainly used for manual plaster model surgery. Use it to predict postoperative and to set the target position of the jawbone.
  • a mold having a tooth piece shaped like a mouthpiece inserted between the maxilla and the mandible is used to be used during the procedure.
  • the frame thus produced is fixed and cut on the upper and lower teeth.
  • the maxillary jaw bone is located where you want.
  • the mouthpiece type commonly used in maxillofacial surgery is called a "wafer" or splint.
  • the present invention is to solve the conventional problems as described above, and relates to a cutting guide to accurately and securely cut the maxilla, the occlusion of the occlusion utilizing the image of the patient's skull 3D image and teeth 3D image fusion
  • the purpose of the present invention is to provide a maxillary cutting guide template for orthognathic surgery and a method of manufacturing the same that can ensure accuracy and reliability of surgery.
  • the method of manufacturing a maxillary cutting guide template for orthognathic surgery a) generating a skull 3D image file and a tooth region 3D image file of the target patient; b) fusing a skull 3D image and a dental 3D image to generate a fusion image; c) performing a surgical simulation on the fusion image; d) generating a shape of a cutting guide template consisting of a template body, a cutting guide slit, and a perforation after the calibration simulation; And e) manufacturing the cutting guide template using the shape data of the generated cutting guide template.
  • the step d) may include setting the position of the cutting guide slits to be formed on the template body of the cutting guide template and the position of the perforation in the fusion image and setting the outline shape of the template body (S141); Extracting surface data of the fusion image corresponding to the outline shape of the template body of the cutting guide template (S142); Generating a template body shape having a thickness based on surface data of the fusion image corresponding to the outline shape of the template body of the cutting guide template (S143); It may include at least one or more of the step (S144) of generating a cutting guide slit and a perforation in the template body of the cutting guide template.
  • the template body of step d) after cutting the maxilla from the skull, and the site of interference between the skull and the maxilla occurs when the maxilla is corrected and placed in a desired position;
  • the interference part may further include a cutting guide part.
  • the step e) may be a step manufactured using Rapid Prototyping equipment based on data using CAD / CAM technology.
  • the present invention also provides a cutting guide template for orthognathic surgery produced by the manufacturing method, the orthodontic cutting guide template according to an aspect of the present invention, the contact surface and the maxilla of the shape corresponding to the surface of the maxilla A template body having two or more perforations to be bolted to it; And at least one cutting guide slit formed through the slit shape at a position corresponding to the maxillary cutting line of the template main body.
  • the template body may further include an interference site cutting guide portion corresponding to an interference site between the skull and the maxilla, which occurs when the maxilla is cut from the skull and then the maxilla is moved to a desired corrected position.
  • the thickness t of the template body may be 1.0 to 3.0 mm.
  • the perforation may be formed in the tool guide extending from the template body.
  • the tool guide may be a structure further comprising a structure connected to the template body by a connecting portion extending from the template body, protruding by a predetermined length in a shape corresponding to the head portion of the bolting tool.
  • a bolt-type tool guide having a through hole may be further mounted to the perforated portion of the tool guide.
  • the present invention can also provide a recording medium storing a program for executing the method of producing the orthodontic cutting guide template on a computer.
  • the present invention also provides a production device for manufacturing the orthodontic cutting guide template, according to an aspect of the present invention, orthodontic cutting guide template production apparatus, the recording medium; It may include a control processing unit for controlling a 3D printer for manufacturing a cutting guide template based on the cutting guide template shape data calculated using the orthodontic cutting guide template manufacturing method.
  • 1 and 2 is a flow chart illustrating a method for manufacturing a maxillary cutting guide template for orthognathic surgery according to an embodiment of the present invention.
  • FIG. 3 is a diagram showing the cutting lines and perforations of the maxilla on the image in which the 3D data of the skull and the teeth are fused.
  • FIG. 4 is a diagram in which a shape is formed by giving a predetermined thickness to the surface data shown in FIG. 3 to generate template body data of the cutting guide template of the present invention.
  • 5 and 6 are diagrams showing the steps of specifying the shape of the cutting guide slot of the present invention in a state of projecting together with the skull in a plan view.
  • FIG. 7 is a front view showing the picture shown in FIG. 6.
  • FIG. 8 is a cutting guide slot of the present invention is formed in the cutting guide template body, inserting the guide rod 111 to simulate the direction of entry and hole size of the screw when fixing the cutting guide template of the present invention to the skull of the target patient It is a picture
  • FIG. 9 is a diagram illustrating a state where the maxilla and the skull overlap, in order to obtain data on an interference site between the skull and the maxilla occurring when the maxilla is corrected and positioned at a desired position.
  • FIG. 10 is a diagram showing an interference site where the maxilla and skull are overlapped with the maxilla bone image removed from the figure shown in FIG. 9.
  • FIG. 11 is a diagram illustrating a state in which an interference site cutting guide part is formed on a cutting guide template body of the present invention based on data about the interference site shown in FIG. 9.
  • FIGS. 12 and 13 are perspective views of a cutting guide template for orthognathic surgery according to an embodiment of the present invention.
  • FIG. 14 is a view showing a state in which the perforation portion is formed in the skull using the orthodontic cutting guide template according to the present invention, the cutting guide template is removed, and another orthodontic surgical device is mounted on the perforation formed in the skull to be.
  • 15 is a view showing a cutting guide template for orthognathic surgery according to another embodiment of the present invention.
  • FIG. 16 is a view showing the cutting template for orthodontic surgery shown in FIG. 15 and the bolting tool together.
  • FIG. 17 is a view showing a bolt-type tool guide is further mounted on the tool guide of the cutting guide template for orthodontic surgery shown in FIG.
  • FIG. 18 illustrates a state in which a perforation part is formed in the skull using the orthodontic cutting guide template shown in FIG. 15, and then the cutting guide template is removed and another orthodontic surgical device is mounted on the perforation formed in the skull. Picture.
  • the maxilla is cut by the experience of the person performing the surgery. Therefore, there may be a case of cutting the wrong position or cutting more than necessary during the cutting operation, there was a hassle of having to perform the cutting operation several times to prevent such a cutting error.
  • the cutting guide template for orthognathic surgery according to the present invention can be produced by a computer program and a 3D printer on the basis of the fusion of the skull 3D image and the tooth 3D image of the target patient can improve the accuracy and reliability of the surgery .
  • the method of manufacturing a cutting guide template for orthognathic surgery according to the present invention is an invention devised by the recent development of electronic technology, and it is possible to change a plaster model into a digital model and change the movement of the plaster model into cyber space. This eliminates the inconvenience of having to repeat the simulation several times for accurate tooth movement and model surgery.
  • the present invention can simulate the accurate surgical method through the three-dimensional movement, rotation of the digital three-dimensional model, based on the simulation results to create a cutting guide template for orthodontic surgery to perform accurate and reliable surgery It may provide a method.
  • 1 and 2 are flowcharts showing a method for manufacturing a maxillary cutting guide template for orthognathic surgery according to an embodiment of the present invention.
  • the method for manufacturing the maxillary cutting guide template for orthognathic surgery includes generating a skull 3D image file and a tooth 3D image file of the target patient (S110) and the skull 3D
  • a fusion image may be generated by fusing the image and the 3D image of the dental region.
  • the method for manufacturing a maxillary cutting guide template for orthognathic surgery may include a step (S130) of cutting the jaw joints from the fusion image and performing a calibration simulation.
  • 3 to 11 is a shape of the cutting guide template consisting of a template body 100, a cutting guide slit 200, a perforation portion 120 after simulation of orthodontic simulation using a fusion image by fusing a skull 3D image and a tooth 3D image
  • An illustration showing the steps of creating a circuit is shown.
  • the method for manufacturing the maxillary cutting guide template for orthodontic surgery may include the step of generating a shape of (S140).
  • the calibration simulation includes a) generating a preliminary cut line in the maxilla that needs to be corrected, b) cutting the maxilla along the preliminary cut line, c) calibrating the cut maxilla to a desired location, d) maxilla Verifying the calibration position of and verifying the position of the preliminary cut line and the interference position, e) correcting the preliminary cut line, including the interference portion in the erase line, and f) determining the final cut line.
  • steps a) to e) may be repeated several times before step f) may be performed.
  • FIG. 3 is a drawing showing the cutting line 20 and the perforation portion 41 of the maxilla on the image in which the 3D data of the skull and the teeth are fused.
  • the method for manufacturing the maxillary cutting guide template for orthodontic surgery includes a position and a perforation of the cutting guide slit 200 to be formed in the template main body 100 of the cutting guide template 400.
  • the method may include extracting surface data (S142).
  • FIG. 4 is a diagram in which a shape is formed by giving a predetermined thickness to the surface data shown in FIG. 3 to generate template body data of the cutting guide template of the present invention.
  • the method of manufacturing a maxillary cutting guide template for orthognathic surgery is based on surface data of a fusion image corresponding to the outline shape of the template main body 100 of the cutting guide template 400. It may include the step of generating a template body shape having a thickness (S143).
  • the thickness t of the template body 100 is not particularly limited as long as it is a thickness that may be bolted to the skull and is not disturbed during maxillofacial surgery and may have a predetermined rigidity, for example, 1.0 to 3.0 mm. Can be. More preferably, it may be 1.5 to 2.5 mm.
  • FIG 5 and 6 are views showing the step of specifying the shape of the cutting guide slot of the present invention in a state of projecting with a skull in a plan view
  • Figure 7 is a view showing the figure shown in Figure 6 from the front Is shown.
  • the cutting guide slot of the present invention is formed in the cutting guide template body in Figure 8, and guide rods 111 for simulating the entry direction and hole size of the screw when fixing the cutting guide template of the present invention to the skull of the target patient The inserted picture is shown.
  • the method for manufacturing the maxillary cutting guide template for orthognathic surgery according to the present embodiment, the cutting guide slit 200 and the perforated portion in the template body 100 of the cutting guide template 400 ( And generating step S144.
  • the position data of the cut line and the perforated part is projected onto the plane sketch 50. do.
  • the shape of the cutting guide slit 200 illustrated in FIG. 8 may be obtained by projecting the projected shape 201 back to the skull 10 3D image.
  • the perforation part 120 inserts the guide rod 111 simulating the entry direction and the hole size of the screw when fixing the cutting guide template to the skull of the target patient, the guide rod 111 and the template body 100
  • the shape of the perforation part 120 may be obtained by extracting an intersection portion with the.
  • FIG. 9 is a diagram illustrating a state where the maxilla and the skull overlap each other in order to obtain data on a site of interference between the skull and the maxilla occurring when the maxilla is corrected and positioned at a desired position
  • FIG. 10 is illustrated in FIG. The figure showing the interfering site where the maxilla and skull overlap with the maxilla bone image is shown.
  • FIG. 11 is a view showing a state in which an interference site cutting guide part is formed on the cutting guide template body of the present invention based on data of the interference site shown in FIG. 9.
  • the method of manufacturing a cutting guide template for orthognathic surgery according to the present invention further includes the step of forming a cutting guide that can delete such interference sites, it is possible to proceed more accurate and faster than the conventional surgical method.
  • the method of manufacturing a maxillary cutting guide template for orthognathic surgery may include the step (S150) to manufacture.
  • the shape data of the maxillary cutting guide template for orthodontic surgery obtained by the method for manufacturing the maxillary cutting guide template for orthodontic surgery according to the present invention may be produced as a real product by the 3D printer.
  • the 3D printer may be a device for rapid prototyping based on data using CAD / CAM technology.
  • the present invention can provide an orthodontic surgical cutting guide template produced by the method for manufacturing the orthodontic surgical cutting guide template described above, which will be described in detail later.
  • FIG 12 and 13 are perspective views of the cutting template produced by the method for manufacturing the orthodontic cutting guide template according to the present invention.
  • the orthodontic cutting guide template 400 may be a structure including a template body 100 having two or more perforations 120 and a cutting guide slit 200. have.
  • the template body 100 may include a contact surface 110 having a shape corresponding to the surface of the maxilla, and may be in close contact with the maxilla.
  • two or more perforations 120 may be formed in the template body 100 to be bolted to the skull.
  • the template main body 100 further includes an interference site cutting guide portion 300 corresponding to an interference site between the skull and the maxilla, which occurs when the maxilla is cut from the skull and then the maxilla is corrected and positioned at a desired position. It may be a structure.
  • the thickness t of the main body 100 is not particularly limited as long as it has a predetermined rigidity that can guide the direction of the cutting tool when cutting the maxilla, and does not interfere with the operation during dental surgery.
  • it may be 1.0 to 3.0 mm. More preferably, it may be 1.5 to 2.5 mm.
  • the orthodontic cutting guide template 400 according to the present invention can be produced by a 3D printer, the 3D printer may be a rapid prototyping equipment based on the data using the CAD / CAM technology.
  • FIG. 14 is a view showing a state in which a perforation portion is formed in the skull using the orthodontic cutting guide template according to the present invention, the cutting guide template is removed, and another orthodontic surgical device is mounted on the perforation formed in the skull Is shown.
  • the orthodontic cutting guide template according to the present invention can guide the position of the perforation to be formed in the skull as described above.
  • These perforations can basically serve to secure the cutting guide template to the skull site. It may also serve as a fixture for mounting another orthodontic surgical device (400a), as shown in Figure 14, another orthodontic surgical device (400a) screw (screw) fastening 125 It can be mounted on the skull 10 using the back.
  • FIG. 15 is a diagram showing a cutting guide template for orthodontic surgery according to another embodiment of the present invention
  • Figure 16 is a diagram showing a cutting guide template and bolting tool for orthodontic surgery shown in FIG. It is.
  • the cutting guide template 400 'for orthognathic surgery according to the present embodiment is the tool guide 121 in the aforementioned embodiment (see FIGS. 12 and 13). ) May further include a structure.
  • the tool guide 121 may have a structure in which the tool guide 121 is integrated with the template body 100 by a connection part 122 extending from the template body 100.
  • a perforation part 120 to which a bolt may be fastened may be formed in the tool guide 121.
  • the tool guide 121 may further include a structure protruding by a predetermined length in a shape corresponding to the head 124 portion of the bolting tool 123.
  • the orthodontic cutting guide template 400 ′ according to the present embodiment including such a structure may guide the head 124 portion of the bolting tool 123 to perform the bolting operation of the bolting tool 123. Make it more stable.
  • the orthodontic cutting guide template 400 ′ according to the present embodiment may allow the orthognathic surgery to be performed more stably and accurately.
  • FIG. 17 is a view illustrating a bolt-type tool guide mounted on the tool guide of the cutting guide template for orthodontic surgery shown in FIG. 15.
  • a bolt-shaped tool guide having a through hole 126 is formed in the perforation part 120 formed in the tool guide 121 of the cutting guide template 400 ′ for orthodontic surgery according to the present embodiment. 125) can be further mounted.
  • a thread of a structure corresponding to the inner surface of the punching part 120 is formed on the outer surface of the bolt tool guide 125, and the bolt tool guide 125 is stably mounted to the punching part 120. It can be done.
  • the through hole 126 formed in the bolt-shaped tool guide 125 may serve as a drill guide to drill a hole in a desired position of the skull.
  • FIG. 18 illustrates a state in which a perforation part is formed in the skull using the orthodontic cutting guide template shown in FIG. 15, and then the cutting guide template is removed and another orthodontic surgical device is mounted on the perforation formed in the skull. A picture is shown.
  • the orthodontic cutting guide template 400 ′ may guide the position of the perforation portion to be formed in the skull as described above.
  • These perforations can basically serve to secure the cutting guide template to the skull site. It may also serve as a fixture to mount another orthodontic surgical device (400b, 400c), as shown in Figure 18, another orthodontic surgical device (400b, 400c) screws (screws) By using the fastening and the like to be mounted on the skull (10).
  • the cutting guide template 400 'for orthognathic surgery after cutting the maxilla from the skull, the interference site corresponding to the interference site between the skull and the maxilla occurs when the maxilla is moved to a desired correction position. It may further include a cutting guide.
  • the present invention also provides a recording medium storing a program for causing a computer to execute the method for producing the orthodontic cutting guide template described above.
  • the present invention also provides a recording medium storing a program for causing a computer to execute the method of manufacturing a cutting guide template for orthodontic surgery described above; Orthodontic cutting guide template for controlling orthodontic surgery characterized in that it comprises a control processing unit for controlling the 3D printer for manufacturing the cutting guide template based on the cutting guide template shape data calculated using the manufacturing method of the orthodontic surgery cutting guide template described above Provide a manufacturing apparatus.
  • the orthodontic cutting guide template and a method of manufacturing the same according to the present embodiment, by using the skull 3D image and the tooth 3D image of the target patient to be able to produce a cutting guide template for orthodontic surgery, the accuracy and operation of occlusion It is possible to secure the reliability of.
  • the orthodontic cutting guide template and the manufacturing method according to the present invention as well as significantly improved accuracy and reliability compared to the conventional dental surgery, as well as can perform the operation quickly and quickly, as a result of the operation time It has a technical advantage that can be shortened.
  • the orthodontic cutting guide template and a method of manufacturing the same according to the present invention, by using the skull 3D image and the tooth 3D image of the target patient to be able to produce a cutting guide template for orthodontic surgery, Accuracy and reliability of surgery can be secured.
  • the orthodontic cutting guide template and the manufacturing method according to the present invention as well as significantly improved accuracy and reliability compared to the conventional dental surgery, as well as can perform the operation quickly and quickly, as a result of the operation time It can be shortened.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Biophysics (AREA)
  • Epidemiology (AREA)
  • Dental Prosthetics (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Surgical Instruments (AREA)

Abstract

L'invention concerne un gabarit de guide de transfert de mâchoire supérieure pour la chirurgie orthognatique et son procédé de fabrication. Un gabarit de guide de transfert de mâchoire supérieure pour la chirurgie orthognatique et son procédé de fabrication selon un mode de réalisation de la présente invention concernent la chirurgie correctrice de mâchoire supérieure et inférieure. Le procédé est destiné à fabriquer un gabarit de guide de coupe pour guider avec précision une ligne pour la coupe de la mâchoire supérieure et comprend les étapes consistant à : a) générer un fichier d'image 3D crânienne et un fichier d'image 3D de la zone des dents d'un patient (S110) ; b) intégrer l'image 3D crânienne et l'image 3D de la zone des dents pour générer une image intégrée (S120) ; c) découper l'articulation temporomandibulaire en une zone en vue de la correction dans l'image intégrée et exécuter une simulation de correction (S130) ; d) après la simulation de correction, générer la forme d'un gabarit de guide de coupe constitué d'un corps principal de gabarit (100), d'une fente de guide de coupe (200) et d'une partie perforée (120) (S140) ; et e) fabriquer un gabarit de guide de coupe à l'aide des données de forme sur le gabarit de guide de coupe généré (S150).
PCT/KR2014/010282 2013-10-31 2014-10-30 Gabarit de guide de transfert de mâchoire supérieure pour la chirurgie orthognatique et son procédé de fabrication WO2015065057A1 (fr)

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KR1020130131493A KR101478009B1 (ko) 2013-10-31 2013-10-31 악교정 수술용 상악 절단 가이드 템플릿 및 그 제작방법
KR10-2013-0131493 2013-10-31

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KR101719576B1 (ko) * 2015-06-05 2017-04-04 연세대학교 산학협력단 양악 동시 악교정 수술용 y자형 스프린트, 그 제작방법, 기록매체 및 악교정 수술용 y자형 스프린트 제작장치
KR101749595B1 (ko) 2015-12-08 2017-06-21 연세대학교 산학협력단 환자맞춤 턱뼈 고정장치, 그 제작방법, 기록매체 및 턱뼈 고정장치 제작장치
KR101778790B1 (ko) 2016-03-23 2017-09-14 연세대학교 산학협력단 광대뼈 수술용 가이드, 그 제작방법, 기록매체 및 그 제작장치
KR101763519B1 (ko) 2016-03-29 2017-07-31 사회복지법인 삼성생명공익재단 하악상행지 골절단술 가이드 및 그 제작 방법
KR101923010B1 (ko) 2016-04-21 2018-11-28 주식회사 코어라인소프트 3차원 모델 기반 하악골 우각부 절제 수술용 가이드 기구 및 그 제조 방법
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KR101827310B1 (ko) 2016-06-15 2018-02-09 경북대학교 산학협력단 상악골 절개 및 정교합 유도장치 및 방법
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