WO2006111049A1 - Appareil auxiliaire pour operation plastique de l’angle mandibulaire - Google Patents

Appareil auxiliaire pour operation plastique de l’angle mandibulaire Download PDF

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Publication number
WO2006111049A1
WO2006111049A1 PCT/CN2005/000759 CN2005000759W WO2006111049A1 WO 2006111049 A1 WO2006111049 A1 WO 2006111049A1 CN 2005000759 W CN2005000759 W CN 2005000759W WO 2006111049 A1 WO2006111049 A1 WO 2006111049A1
Authority
WO
WIPO (PCT)
Prior art keywords
mandibular angle
limiting piece
piece
outer side
mandibular
Prior art date
Application number
PCT/CN2005/000759
Other languages
English (en)
Chinese (zh)
Inventor
Pengwu Zhou
Ming Li
Yahua Tian
Wenting Ding
Original Assignee
Pengwu Zhou
Ming Li
Yahua Tian
Wenting Ding
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 Pengwu Zhou, Ming Li, Yahua Tian, Wenting Ding filed Critical Pengwu Zhou
Publication of WO2006111049A1 publication Critical patent/WO2006111049A1/fr

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Classifications

    • 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
    • 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
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
    • A61B17/8071—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
    • 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
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8085—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with pliable or malleable elements or having a mesh-like structure, e.g. small strips
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/28—Bones
    • A61F2/2803—Bones for mandibular reconstruction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/28—Bones
    • A61F2/2803—Bones for mandibular reconstruction
    • A61F2002/2807—Chin implants

Definitions

  • the present invention relates to the field of medical plastic surgery, and more particularly to a method and apparatus that can be used for a predetermined shaping range before a mandibular angle plastic surgery and that can accurately indicate a predetermined shaping range during surgery.
  • the mandible is arched and consists of a horizontal mandibular body and a vertical mandibular ascending branch.
  • the intersection of the mandibular body and the mandibular ascending branch is called the mandibular angle.
  • the size of the mandibular angle varies greatly, generally about 120°. The appearance should look like there should be no obvious angularity.
  • the mandibular angle hypertrophy mainly includes two aspects: First, the angle of the mandibular angle is too small, showing the word “ ⁇ ” Face, for women, it seems to be lack of beauty in terms of oriental aesthetics. Second, the mandibular valgus is thickened, making the face trapezoidal.
  • Mandibular angle hypertrophy is not morbid. It is only a developmental defect that affects the human body in vitro. Therefore, medical treatment is not required, but its defects can be corrected by the whole cosmetic surgery technique.
  • the limitations of the range of mandibular angle resection in all currently known procedures are controlled by the following methods.
  • 1 According to the preoperative predetermined general resection range, the osteotomy operation is completed according to the surgeon's experience; 2 according to the preoperative predetermined resection range, the line osteotomy method is adopted, that is, the osteotomy line is drawn first, and then the line is used to complete the osteotomy. Operation; 3 according to the pre-operative predetermined resection range, using the corresponding template to complete the osteotomy operation.
  • the disadvantages of the above methods 1 and 2 are obvious.
  • the disadvantage of the method 3 is that the individualized differences of the different subjects cannot be satisfied, and since the plexiglass template cannot be in close contact with the mandibular angle, the actual osteotomy range may have a large error with the expectation.
  • the technical solution of the present invention is to provide a mandibular angle shaping auxiliary device, comprising a limiting piece and two fixing pieces respectively located on an outer side of the limiting piece, the fixing piece being bendable along the outer side of the limiting piece
  • the folding manner is connected to the limiting piece, and the inner side of the limiting piece matches the predetermined cutting line.
  • the outer side of the limiting piece matches the contour line of the mandible angle.
  • the length of the horizontal portion of the outer side of the limiting piece is smaller than the length of the lower jaw body, and the length of the vertical portion is smaller than the length of the lower jaw raising.
  • the fixing pieces are respectively located on the outer side of the limiting piece Both ends
  • the thickness of the limiting piece and the fixing piece is 0.5 to 2 mm.
  • the invention also provides a preparation method of a mandibular angle shaping auxiliary device, comprising the following steps: (a) obtaining a cut line shape data; (b) forming a limit piece with the cut line shape data as an inner side, and respectively Two fixing pieces on the outer side of the limiting piece, the fixing piece being connected to the limiting piece in a manner of being bendable along the outer side of the limiting piece, the inner side of the limiting piece is predetermined The cut lines match.
  • the step (a) further includes the step of acquiring a mandibular angle parameter.
  • the acquiring mandibular angle shape data is acquired by a CT scanning method.
  • the step (b) further comprises the step of fabricating the outer side of the limiting piece matched with the mandibular angle based on the mandibular angle morphology data.
  • the length of the horizontal portion of the outer side of the limiting piece is smaller than the length of the mandible body, and the length of the vertical portion is smaller than the length of the lower jaw.
  • the mandibular angle shaping assisting device and the preparation method thereof of the invention improve the effect of the mandibular plastic surgery by providing the limiting piece so that the predetermined resection range shape is completely consistent with the actual shape.
  • the lower alveolar vascular nerve bundle in the medullary cavity of the mandible can be effectively protected from damage.
  • Figure 1 is a schematic illustration of the exact extent of resection of a preoperative predetermined formation of the present invention.
  • Fig. 2 is a plan view showing the mandibular angle shaping assisting device of the present invention.
  • Figure 3 is a perspective view of the mandibular angle shaping aid of Figure 2;
  • Fig. 4 is a view showing the state of use of the mandibular angle shaping assisting device of the present invention.
  • the shape data of the mandibular angle resection range must first be obtained in the shaping of the mandibular angle 1.
  • the morphological parameters of the mandibular angle 1 on both sides can be acquired using existing CT scans or X-rays, and then the position and shape of the predetermined resection range 6 of the mandibular angle 1 can be obtained with the aid of a computer plane or three-dimensional image technique, the predetermined resection range 6 There is a cut line 5.
  • the process of obtaining the position and shape of the predetermined resection range 6 can be performed with reference to aesthetic and medical criteria. Of course, the process of obtaining the position and shape of the cut-out range 6 can also be achieved by drawing directly on the drawing.
  • the mandibular angle shaping assisting device can be made based on the morphological data of the mandibular angle 1 and the resection line 5 obtained as described above.
  • the limiting device can be produced in accordance with the mandibular angle 1 outputted by 1:1 and the mandibular lateral plane of the resection line 5.
  • the mandibular angle shaping assisting device comprises a limiting piece 2 and two fixing pieces 3, 4 located at the ends of the outer side edges 8 of the limiting piece 2, respectively.
  • the fixing pieces 3, 4 are members of the defining piece 2, which are joined to the limiting piece in such a manner as to be bendable along the outer side edge 8 of the limiting piece (dashed line as shown in Fig. 2).
  • the inner side 7 of the limiting piece 2 is matched with a predetermined cutting line 5
  • the outer side 8 of the limiting piece 2 is matched with the side contour of the lower jaw angle 1
  • the horizontal portion of the outer side of the limiting piece 2 is The length is smaller than the length of the mandible, and the length of the vertical portion is smaller than the length of the lower jaw, so that the shape and size of the limiting piece 2 are substantially the same as the predetermined cutting range.
  • the fixing pieces 3, . 4 of the limiting device can be bent along the outer side edge 8 of the limiting piece 2 to respectively abut the vertical jaw and the horizontal position of the lower jaw.
  • the shape in which the fixing pieces 3, 4 in use are in contact with the limiting piece 2 is curved.
  • the medical device is made of medical metal plates (such as stainless steel, alloy materials, etc.), and its thickness is generally rooted. According to the hardness of the material, 0.5 ⁇ 2 mm is used (to be able to bend the same piece). Of course, the material and thickness of the limiting device are not limited to those described above.
  • the limiting device of the present invention has the outer side edge 8 of the limiting piece 2 aligned with the edge of the mandibular angle 1, and the fixing pieces 3, 4 are respectively placed at the trailing edge and the lower edge of the mandibular angle 1, while being externally pressed to fix The pieces 3 and 4 are respectively attached to the trailing edge and the lower edge of the mandibular angle.
  • the micro-bone saw is placed and the kerf is accurately cut along the inner side 7 of the stop piece 2.
  • the outer side 8 is positioned to define the position of the device in use, and the position of the fixed piece is used to position the defining device. That is, the bending direction of the fixing pieces 3, 4 located at different positions on the outer side 8 of the positioning piece 2 is used to position the limiting device, but the positioning of the solution may not be accurate enough.

Landscapes

  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Neurology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Vascular Medicine (AREA)
  • Plastic & Reconstructive Surgery (AREA)
  • Cardiology (AREA)
  • Transplantation (AREA)
  • Dentistry (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Prostheses (AREA)

Abstract

L’invention porte sur un appareil auxiliaire pour l’opération plastique de l’angle mandibulaire, incluant une pièce localisatrice (2) et deux pièces de fixation (3, 4) positionnées à l’extrémité externe (8) de la pièce localisatrice (2) respectivement. Lesdites pièces de fixation (3, 4) sont reliées à la pièce localisatrice (2) de façon à permettre la courbure le long de l’extrémité externe (8) de la pièce localisatrice (2), l’extrémité interne (7) de la pièce localisatrice (2) correspondant à la ligne de coupage prédéfinie (5).
PCT/CN2005/000759 2005-04-22 2005-05-31 Appareil auxiliaire pour operation plastique de l’angle mandibulaire WO2006111049A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200510034217.5 2005-04-22
CNB2005100342175A CN100403999C (zh) 2005-04-22 2005-04-22 下颌角整形范围限定装置及其制备方法

Publications (1)

Publication Number Publication Date
WO2006111049A1 true WO2006111049A1 (fr) 2006-10-26

Family

ID=37114697

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2005/000759 WO2006111049A1 (fr) 2005-04-22 2005-05-31 Appareil auxiliaire pour operation plastique de l’angle mandibulaire

Country Status (3)

Country Link
KR (1) KR100898606B1 (fr)
CN (1) CN100403999C (fr)
WO (1) WO2006111049A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108066007A (zh) * 2016-11-18 2018-05-25 深圳市普天阳医疗科技股份有限公司 一种下颌骨开窗导板及制作方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204636470U (zh) * 2015-01-26 2015-09-16 杭州华山连天美医疗美容医院有限公司 一种下颌角整形限位装置
CN105662529A (zh) * 2015-12-31 2016-06-15 中国医学科学院整形外科医院 一种下颌角弧形截骨导向器

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4018273A1 (de) * 1989-07-06 1991-01-17 Schwestka Rainer Dr Med Dent Verfahren zur herstellung von operationssplinten und vorrichtung zum positionieren von kieferteilen bei zentriertem kiefergelenk
CN2551195Y (zh) * 2002-06-05 2003-05-21 钟胜华 颌面肥大塑形器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6045522A (en) * 1997-11-03 2000-04-04 Grober; Arieh Cervical spine traction apparatus
JP4115012B2 (ja) 1998-10-16 2008-07-09 株式会社 マックインタ−ナショナル 体外式気道確保補助装置
DE10310978B3 (de) * 2003-03-06 2004-08-26 Karl Storz Gmbh & Co. Kg Medizinisches Instrumentarium zum Schaffen eines operativen Arbeitsraumes bei Kieferoperationen
CN2810517Y (zh) * 2005-04-26 2006-08-30 深圳鹏程医院 下颌角整形辅助装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4018273A1 (de) * 1989-07-06 1991-01-17 Schwestka Rainer Dr Med Dent Verfahren zur herstellung von operationssplinten und vorrichtung zum positionieren von kieferteilen bei zentriertem kiefergelenk
CN2551195Y (zh) * 2002-06-05 2003-05-21 钟胜华 颌面肥大塑形器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108066007A (zh) * 2016-11-18 2018-05-25 深圳市普天阳医疗科技股份有限公司 一种下颌骨开窗导板及制作方法

Also Published As

Publication number Publication date
KR20070121772A (ko) 2007-12-27
CN1850012A (zh) 2006-10-25
KR100898606B1 (ko) 2009-05-21
CN100403999C (zh) 2008-07-23

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