JP2007275273A - 人工指関節 - Google Patents
人工指関節 Download PDFInfo
- Publication number
- JP2007275273A JP2007275273A JP2006104908A JP2006104908A JP2007275273A JP 2007275273 A JP2007275273 A JP 2007275273A JP 2006104908 A JP2006104908 A JP 2006104908A JP 2006104908 A JP2006104908 A JP 2006104908A JP 2007275273 A JP2007275273 A JP 2007275273A
- Authority
- JP
- Japan
- Prior art keywords
- head
- socket
- window
- finger joint
- artificial finger
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- 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
- A61F2/30—Joints
- A61F2/42—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes
- A61F2/4241—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes for hands, e.g. fingers
-
- 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
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
Abstract
【解決手段】中手骨1に挿入されるステム5の先端にヘッド6を形成した中手骨部材2と、基節骨3に挿入されるステム8の先端にヘッドを上下に回動可能に収受するソケット9を形成した基節骨部材4とからなる人工指関節において、ソケットをヘッド側が開口した弱半筒体にする他、ヘッドの後方に上下に貫通する窓7を形成し、ソケットの上下にヘッドの外周に添い、かつ、屈曲時に窓に挿入して屈曲を増すに従って窓との間隙が漸小して零になる角10を形成したことを特徴とする人工指関節。
【選択図】図1
Description
2 中手骨部材
3 基節骨
4 基節骨部材
5 中手骨部材のステム
6 〃 のヘッド
7 〃 の窓
8 基節骨部材のステム
9 〃 のソケット
10 〃 の角
11 中手骨部材のリブ
12 基節骨部材の金属
Claims (4)
- 中手骨に挿入されるステムの先端にヘッドを形成した中手骨部材と、基節骨に挿入されるステムの先端にヘッドを伸展位から屈曲位に亘って回動可能に収受するソケットを形成した基節骨部材とからなる人工指関節において、ソケットをヘッド側が開口した弱半筒体にする他、ヘッドの後方に上下に貫通する窓を形成し、ソケットの上下にヘッドの外周に添い、かつ、屈曲時に窓に挿入して屈曲を増すに従って窓との間隙が漸小して零になる角を形成したことを特徴とする人工指関節。
- ヘッドとソケットの嵌合をある程度ガタのあるものにした請求項1の人工指関節。
- ヘッドが軸芯を左右方向に延ばすラグビーボール状をした円柱体であり、ソケット及び角がこれを収受する側面視C形をした強半筒体である請求項1又は2の人工指関節。
- 角の左右幅が先端に行くほど細くなるテーパに形成された請求項1〜3いずれかの人工指関節。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006104908A JP4678867B2 (ja) | 2006-04-06 | 2006-04-06 | 人工指関節 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006104908A JP4678867B2 (ja) | 2006-04-06 | 2006-04-06 | 人工指関節 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007275273A true JP2007275273A (ja) | 2007-10-25 |
JP4678867B2 JP4678867B2 (ja) | 2011-04-27 |
Family
ID=38677422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006104908A Expired - Fee Related JP4678867B2 (ja) | 2006-04-06 | 2006-04-06 | 人工指関節 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4678867B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111134908A (zh) * | 2018-11-06 | 2020-05-12 | 天津富华医疗科技有限公司 | 仿生人工指间关节 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5162296U (ja) * | 1974-11-12 | 1976-05-17 | ||
JPS56500677A (ja) * | 1979-06-14 | 1981-05-21 | ||
JP2003509117A (ja) * | 1999-09-14 | 2003-03-11 | ザ・フリンダーズ・ユニバーシティ | 人工関節 |
JP2004525652A (ja) * | 1998-07-03 | 2004-08-26 | ファン・シュトラーテン・ベヘール・ビー・ブイ | 人工関節、特に人工指関節 |
JP2005073740A (ja) * | 2003-08-28 | 2005-03-24 | Ito Kaoru | 人工指関節 |
JP2006075564A (ja) * | 2004-09-11 | 2006-03-23 | Toru Suguro | 人工指関節 |
-
2006
- 2006-04-06 JP JP2006104908A patent/JP4678867B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5162296U (ja) * | 1974-11-12 | 1976-05-17 | ||
JPS56500677A (ja) * | 1979-06-14 | 1981-05-21 | ||
JP2004525652A (ja) * | 1998-07-03 | 2004-08-26 | ファン・シュトラーテン・ベヘール・ビー・ブイ | 人工関節、特に人工指関節 |
JP2003509117A (ja) * | 1999-09-14 | 2003-03-11 | ザ・フリンダーズ・ユニバーシティ | 人工関節 |
JP2005073740A (ja) * | 2003-08-28 | 2005-03-24 | Ito Kaoru | 人工指関節 |
JP2006075564A (ja) * | 2004-09-11 | 2006-03-23 | Toru Suguro | 人工指関節 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111134908A (zh) * | 2018-11-06 | 2020-05-12 | 天津富华医疗科技有限公司 | 仿生人工指间关节 |
Also Published As
Publication number | Publication date |
---|---|
JP4678867B2 (ja) | 2011-04-27 |
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