JP2005278877A - 生体補綴部材およびそれを用いた人工足関節 - Google Patents
生体補綴部材およびそれを用いた人工足関節 Download PDFInfo
- Publication number
- JP2005278877A JP2005278877A JP2004096819A JP2004096819A JP2005278877A JP 2005278877 A JP2005278877 A JP 2005278877A JP 2004096819 A JP2004096819 A JP 2004096819A JP 2004096819 A JP2004096819 A JP 2004096819A JP 2005278877 A JP2005278877 A JP 2005278877A
- Authority
- JP
- Japan
- Prior art keywords
- cement
- outer edge
- fixation member
- undercut
- ankle joint
- 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
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Classifications
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- 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
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
-
- 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
-
- 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
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2002/4631—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor the prosthesis being specially adapted for being cemented
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)
- Dental Prosthetics (AREA)
Abstract
【解決手段】骨当接面にセメント溜りが凹設され、このセメント溜りの外縁の内側に該外縁に概略沿って1個以上のステップが凹設され、少なくとも1個の前記ステップがアンダーカット状の壁面を備える。
【選択図】 図1
Description
Claims (5)
- 骨と接する骨当接面を備えた部材からなり、この骨当接面にセメント溜りが凹設され、このセメント溜りの外縁の内側に該外縁に概略沿って1個以上のステップが凹設され、少なくとも1個の前記ステップがアンダーカット状の壁面からなることを特徴とする生体補綴部材。
- 前記ステップの高さが0.5〜5mmであることを特徴とする請求項1記載の生体補綴部材。
- 前記ステップのアンダーカット幅が0.5〜5mmであることを特徴とする請求項1または2記載の生体補綴部材。
- 脛骨遠位端部に固定される脛骨固定部材と、距骨部に固定される距骨固定部材とからなり、両部材の相互対向部位に設けられた関節摺動面を備えた人工足関節であって、前記脛骨固定部材が請求項1記載の生体補綴部材であることを特徴とする人工足関節。
- 前記セメント溜り内にスパイクを設けたことを特徴とする請求項4記載の人工足関節。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004096819A JP4359924B2 (ja) | 2004-03-29 | 2004-03-29 | 生体補綴部材およびそれを用いた人工足関節 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004096819A JP4359924B2 (ja) | 2004-03-29 | 2004-03-29 | 生体補綴部材およびそれを用いた人工足関節 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005278877A true JP2005278877A (ja) | 2005-10-13 |
JP4359924B2 JP4359924B2 (ja) | 2009-11-11 |
Family
ID=35177905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004096819A Expired - Fee Related JP4359924B2 (ja) | 2004-03-29 | 2004-03-29 | 生体補綴部材およびそれを用いた人工足関節 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4359924B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160104629A (ko) | 2013-12-31 | 2016-09-05 | 로레알 | 전단유도 피부 주입 |
-
2004
- 2004-03-29 JP JP2004096819A patent/JP4359924B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160104629A (ko) | 2013-12-31 | 2016-09-05 | 로레알 | 전단유도 피부 주입 |
Also Published As
Publication number | Publication date |
---|---|
JP4359924B2 (ja) | 2009-11-11 |
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