JP6109515B2 - 撓み抵抗性を有する寛骨臼カップ - Google Patents
撓み抵抗性を有する寛骨臼カップ Download PDFInfo
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- JP6109515B2 JP6109515B2 JP2012211997A JP2012211997A JP6109515B2 JP 6109515 B2 JP6109515 B2 JP 6109515B2 JP 2012211997 A JP2012211997 A JP 2012211997A JP 2012211997 A JP2012211997 A JP 2012211997A JP 6109515 B2 JP6109515 B2 JP 6109515B2
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- wall
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- acetabular
- edge
- acetabular shell
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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
- A61F2/3094—Designing or manufacturing processes
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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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/32—Joints for the hip
- A61F2/34—Acetabular cups
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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
- 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
- A61F2002/30003—Material related properties of the prosthesis or of a coating on the prosthesis
- A61F2002/30004—Material related properties of the prosthesis or of a coating on the prosthesis the prosthesis being made from materials having different values of a given property at different locations within the same prosthesis
- A61F2002/30014—Material related properties of the prosthesis or of a coating on the prosthesis the prosthesis being made from materials having different values of a given property at different locations within the same prosthesis differing in elasticity, stiffness or compressibility
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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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- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
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- A61F2002/30317—The prosthesis having different structural features at different locations within the same prosthesis
- A61F2002/30324—The prosthesis having different structural features at different locations within the same prosthesis differing in thickness
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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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- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30383—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by laterally inserting a protrusion, e.g. a rib into a complementarily-shaped groove
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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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- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30563—Special structural features of bone or joint prostheses not otherwise provided for having elastic means or damping means, different from springs, e.g. including an elastomeric core or shock absorbers
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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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- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30565—Special structural features of bone or joint prostheses not otherwise provided for having spring elements
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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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- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30593—Special structural features of bone or joint prostheses not otherwise provided for hollow
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Prostheses (AREA)
Description
(1) 股関節形成術に使用される寛骨臼シェルであって、
外側表面、内側表面及び縁を有する第1の壁と、
前記第1の壁の前記外側表面から延び、かつ外側表面、内側表面及び縁を有する第2の壁と、を含み、
前記第2の壁の前記縁が、前記第1の壁の前記縁から外方向に離間されている、寛骨臼シェル。
(2) 前記第1の壁の前記内側表面が、前記シェルにライナーをロックするためのロック機構を含む、実施態様1に記載の寛骨臼シェル。
(3) 前記ロック機構がテーパを含む、実施態様2に記載の寛骨臼シェル。
(4) 前記ロック機構がロック凹部を含む、実施態様2に記載の寛骨臼シェル。
(5) 前記第1の壁の前記外側表面が凸状である、実施態様1に記載の寛骨臼シェル。
(6) 前記第1の壁の前記外側表面が第1の半径を有し、前記第2の壁の前記内側表面が、前記第1の半径よりも大きい第2の半径を有する、実施態様5に記載の寛骨臼シェル。
(7) 前記第2の壁が、外方向に延びる複数のフランジを含む、実施態様1に記載の寛骨臼シェル。
(8) 前記第1の壁の前記外側表面が円筒形である、実施態様1に記載の寛骨臼シェル。
(9) 前記第1の壁の前記内側表面が凹状である、実施態様1に記載の寛骨臼シェル。
(10) 股関節形成術に使用される寛骨臼アセンブリであって、
シェルであって、
外側表面及び内側表面を有し、前記外側表面が第1の半径を有する第1の壁と、
前記第1の壁の前記外側表面から延び、かつ外側表面及び内側表面を有し、前記内側表面が第2の半径を有する第2の壁と、含み、
前記第2の壁の前記内側表面の前記第2の半径が、前記第1の壁の前記外側表面の前記第1の半径よりも大きい、シェルと、
前記第1の壁の前記内側表面に結合するよう適合されたライナーと、を含む、寛骨臼アセンブリ。
(12) 前記第1の壁の前記外側表面が円筒形である、実施態様10に記載の寛骨臼システム。
(13) 前記第1の壁の前記外側表面が略球形である、実施態様10に記載の寛骨臼システム。
(14) 前記第1の壁の前記内側表面が、前記シェルに前記ライナーをロックするためのロック機構を含む、実施態様10に記載の寛骨臼システム。
(15) 前記シェルが複数のシェルから選択され、前記ライナーが複数のライナーから選択される、実施態様10に記載の寛骨臼システム。
(16) 前記複数のライナーが、前記複数のライナーのうち少なくとも1つの他のライナーとは異なる材料から形成された少なくとも1つのライナーを含む、実施態様15に記載の寛骨臼システム。
(17) 寛骨臼シェルの製造方法であって、
前記寛骨臼シェルの第1の壁を製造することと、
前記寛骨臼シェルの第2の壁を製造することと、
前記寛骨臼シェルの前記第2の壁を前記第1の壁上に摺動させることと、
前記第2の壁を前記第1の壁に固着させることと、を含む、方法。
(18) 前記第2の壁を前記第1の壁に固着させることが、焼結によって前記第2の壁を前記第1の壁に固着させることを含む、実施態様17に記載の方法。
(19) 前記第2の壁を製造することが、外方向に延びる複数のフランジを有する前記第2の壁を形成することを含む、実施態様17に記載の方法。
(20) 前記第1の壁を製造することが、第1の半径を有する外側壁を製造することを含み、前記第2の壁を製造することが、第2の半径を有する内側壁を製造することを含み、前記第2の半径が前記第1の半径よりも大きい、実施態様17に記載の方法。
Claims (9)
- 股関節形成術に使用される寛骨臼シェルであって、
外側表面、内側表面及び縁を有する第1の壁と、
前記第1の壁の前記外側表面から延び、かつ外側表面、内側表面、頂部及び縁を有する第2の壁であって、前記第2の壁は前記第1の壁の全周囲のまわりに配置された複数のフランジを有し、隣接したフランジは、前記第2の壁に切り込まれ、かつ、前記第2の壁の前記縁から前記頂部の方向に延びているスリットによってお互いに分離されている、第2の壁と、
を含み、
前記第2の壁の前記縁が、前記第1の壁の前記縁から外方向に離間されており、前記第2の壁の前記フランジのそれぞれが、凹部によって前記第1の壁から分離されており、前記凹部及び前記スリットは、前記シェルが寛骨臼に挿入された際に、前記第2の壁の前記フランジが曲がることを可能にし、
前記第2の壁の前記縁が、前記第1の壁の全周縁の周囲で前記第1の壁の前記縁から外方向に離間されている、寛骨臼シェル。 - 前記第1の壁の前記内側表面が、前記シェルにライナーをロックするためのロック機構を含む、請求項1に記載の寛骨臼シェル。
- 前記ロック機構がテーパを含む、請求項2に記載の寛骨臼シェル。
- 前記ロック機構がロック凹部を含む、請求項2に記載の寛骨臼シェル。
- 前記第1の壁の前記外側表面が凸状である、請求項1に記載の寛骨臼シェル。
- 前記第1の壁の前記外側表面が第1の半径を有し、前記第2の壁の前記内側表面が、前記第1の半径よりも大きい第2の半径を有する、請求項5に記載の寛骨臼シェル。
- 前記第1の壁の前記外側表面が円筒形である、請求項1に記載の寛骨臼シェル。
- 前記第1の壁の前記内側表面が凹状である、請求項1に記載の寛骨臼シェル。
- 股関節形成術に使用される寛骨臼アセンブリであって、
請求項1〜8のいずれか1つに記載の寛骨臼シェルと、
前記第1の壁の前記内側表面に結合するよう適合されたライナーと、を含む、寛骨臼アセンブリ。
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US13/245,905 | 2011-09-27 | ||
US13/245,905 US9180013B2 (en) | 2011-09-27 | 2011-09-27 | Deflection resistant acetabular cup |
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EP (2) | EP2796111A1 (ja) |
JP (1) | JP6109515B2 (ja) |
CN (1) | CN103006353B (ja) |
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JP2013071003A (ja) | 2013-04-22 |
US9713531B2 (en) | 2017-07-25 |
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US20130079887A1 (en) | 2013-03-28 |
US20160022424A1 (en) | 2016-01-28 |
EP2796111A1 (en) | 2014-10-29 |
CN103006353A (zh) | 2013-04-03 |
EP2574309B1 (en) | 2014-08-13 |
AU2012227340B2 (en) | 2014-09-18 |
ZA201207212B (en) | 2014-09-25 |
CN103006353B (zh) | 2016-05-18 |
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