JP7493861B2 - 筋肉機能維持型全側頭下顎関節プロテーゼ - Google Patents
筋肉機能維持型全側頭下顎関節プロテーゼ Download PDFInfo
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- 210000000216 zygoma Anatomy 0.000 claims description 20
- 210000004373 mandible Anatomy 0.000 claims description 7
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- 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
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- 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
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- 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
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- 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
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- 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
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- A61F2002/30576—Special structural features of bone or joint prostheses not otherwise provided for with extending fixation tabs
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- 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
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- 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
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- A—HUMAN NECESSITIES
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- 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
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- A—HUMAN NECESSITIES
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- 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
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- A—HUMAN NECESSITIES
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- 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
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- 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
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- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
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- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
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- Plastic & Reconstructive Surgery (AREA)
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- Prostheses (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Description
11 関節窩部
111 骨面
112 運動機能面
12 頬骨弓保持部
2 関節頭部材
21 下顎後縁固定板
22 S字状切痕固定板
23 関節頭部
231 湾曲部
3 固定ねじ孔
A 外側翼突筋付着領域
B 咬筋付着領域
C 関節窩部の下方延伸部分
D 下顎後縁固定板の湾曲部分
Claims (9)
- 筋肉機能維持型全側頭下顎関節プロテーゼであって、前記プロテーゼは上から下に、関節窩部材及び前記関節窩部材と当接する関節頭部材を少なくとも含み、前記関節窩部材は互いに接続する関節窩部と人体頬骨弓に固定される頬骨弓保持部とを含み、前記関節頭部材は下顎後縁固定板、S字状切痕固定板及び関節頭部を含み、前記関節頭部は全体的又は部分的な顆状突起形態であり、かつ、前記関節窩部材と当接し、前記下顎後縁固定板は前記関節頭部の下端に連結されて下方に延伸し、板状構造をなして下顎後縁表面接合面を含み、前記S字状切痕固定板は前記下顎後縁固定板の一側から突出するとともに前記下顎後縁固定板から離れる方向に延伸し、板状構造をなして下顎上行枝略S字状切痕部接合面を含み、
前記関節窩部は骨面及び運動機能面を含み、前記骨面は人体の関節窩と関節結節とに個人化された接合を行うことができ、前記運動機能面は関節頭部材に当接する凹面であり、
前記関節頭部の上端は凹凸型湾曲部であり、骨に近い面が凹面、骨から遠い面が凸面であり、骨から遠い面と前記関節窩部とは凹凸嵌合することを特徴とする筋肉機能維持型全側頭下顎関節プロテーゼ。 - 前記下顎後縁固定板が前記関節頭部の下端から下方に延伸する長さは25~35mmであり、及び/又は、前記S字状切痕固定板が前記下顎後縁固定板から突出する延伸長さは15~25mmであることを特徴とする請求項1に記載の筋肉機能維持型全側頭下顎関節プロテーゼ。
- 前記下顎後縁固定板と前記S字状切痕固定板の接続部分は、前記下顎後縁固定板の幅が5~15mmであり、及び/又は、前記S字状切痕固定板の幅が5~15mmであることを特徴とする請求項1に記載の筋肉機能維持型全側頭下顎関節プロテーゼ。
- 前記下顎後縁固定板の延伸末端の幅は5~10mmであり、及び/又は、前記S字状切痕固定板の延伸末端の幅は5~10mmであることを特徴とする請求項1に記載の筋肉機能維持型全側頭下顎関節プロテーゼ。
- 前記下顎後縁固定板及び前記S字状切痕固定板の厚さは2~3mmであることを特徴とする請求項1に記載の筋肉機能維持型全側頭下顎関節プロテーゼ。
- a.前記下顎後縁固定板の延伸末端は人体の下顎骨後縁の後ろ側に向かって骨面が湾曲し、
b.前記下顎後縁固定板と前記S字状切痕固定板の延伸方向間の夾角は60~90°であり、
c.前記関節頭部の幅は5~10mmであり、及び/又は、前記関節頭部の深さは10~20mmであり、
d.前記頬骨弓保持部、前記下顎後縁固定板及び前記S字状切痕固定板の板面には固定ねじ孔がそれぞれ設けられる、
との特徴のうちの1つ又は複数を更に含むことを特徴とする請求項1に記載の筋肉機能維持型全側頭下顎関節プロテーゼ。 - 前記関節頭部材の内表面は粗面又は多孔構造であることを特徴とする請求項1に記載の筋肉機能維持型全側頭下顎関節プロテーゼ。
- 前記運動機能面は凹面であることを特徴とする請求項1に記載の筋肉機能維持型全側頭下顎関節プロテーゼ。
- 前記頬骨弓保持部は人体の頬骨弓に個人化された接合を行うことができる頬骨弓接合面を含み、前記頬骨弓保持部の厚さは2~3mmであることを特徴とする請求項1に記載の筋肉機能維持型全側頭下顎関節プロテーゼ。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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CN202010850275.XA CN111839817A (zh) | 2020-08-21 | 2020-08-21 | 一种肌功能保存型全颞下关节假体 |
CN202021764320.1U CN212755995U (zh) | 2020-08-21 | 2020-08-21 | 一种肌功能保存型全颞下关节假体 |
CN202010850275.X | 2020-08-21 | ||
CN202021764320.1 | 2020-08-21 | ||
PCT/CN2020/129722 WO2022036899A1 (zh) | 2020-08-21 | 2020-11-18 | 一种肌功能保存型全颞下关节假体 |
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CN207125817U (zh) | 2017-01-20 | 2018-03-23 | 北京爱康宜诚医疗器材有限公司 | 一种可术中调节下颌支位置的下颌关节假体 |
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---|---|---|---|---|
DE3666340D1 (en) * | 1985-04-30 | 1989-11-23 | Vitek Inc | Implant for reconstruction of temporomandibular joint |
US4917701A (en) * | 1988-09-12 | 1990-04-17 | Morgan Douglas H | Temporomandibular joint prostheses |
JPH11146889A (ja) * | 1997-09-10 | 1999-06-02 | Tsunehisa Shimoda | 人工顎関節 |
GB2480682A (en) * | 2010-05-28 | 2011-11-30 | Eric Abel | Temporomandibular joint prosthesis |
CN205626192U (zh) | 2016-02-18 | 2016-10-12 | 上海交通大学医学院附属第九人民医院 | 关节窝一体式个性化全颞下颌关节假体 |
WO2017195022A1 (en) * | 2016-05-12 | 2017-11-16 | Cadskills Bvba | Prosthesis for a temporomandibular joint |
CN108720969B (zh) * | 2018-06-20 | 2024-05-31 | 上海交通大学医学院附属第九人民医院 | 一种仿生人工颞下颌关节置换假体 |
CN111839817A (zh) * | 2020-08-21 | 2020-10-30 | 上海交通大学医学院附属第九人民医院 | 一种肌功能保存型全颞下关节假体 |
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2020
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- 2020-11-18 DE DE212020000833.7U patent/DE212020000833U1/de active Active
- 2020-11-18 KR KR1020237009549A patent/KR20230051706A/ko unknown
- 2020-11-18 WO PCT/CN2020/129722 patent/WO2022036899A1/zh active Application Filing
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CN207125817U (zh) | 2017-01-20 | 2018-03-23 | 北京爱康宜诚医疗器材有限公司 | 一种可术中调节下颌支位置的下颌关节假体 |
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