JP4580322B2 - 人工寛骨臼カップ - Google Patents
人工寛骨臼カップ Download PDFInfo
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- JP4580322B2 JP4580322B2 JP2005297826A JP2005297826A JP4580322B2 JP 4580322 B2 JP4580322 B2 JP 4580322B2 JP 2005297826 A JP2005297826 A JP 2005297826A JP 2005297826 A JP2005297826 A JP 2005297826A JP 4580322 B2 JP4580322 B2 JP 4580322B2
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- metal backing
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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
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- Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Public Health (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Cardiology (AREA)
- Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
- Laminated Bodies (AREA)
Description
複合材料と骨細胞との間の障壁を形成する。
骨細胞の付着のための適切な粗さを提供する。
骨細胞が成長して進入するための開孔を提供する。
2 裏打ち層
3 生体活性材料(ヒドロキシアパタイト)
4 支承表面層
5 裏打ち層
6 スパッタリング
7 生体活性層(HAP層)
8 (内側の)支承層
9 裏打ち層
10 第2の層
11 ヒドロキシアパタイト
12 支承層
13 層
14 チタニウム構造
15 HAP層
16 固定具
20 (前成形の)シェル
21 プラスチック複合支承表面
22 内側表面層
23 緻密な層
24 外側層
25 HAP
27 支承層
28 チタニウム層
29 ヒドロキシアパタイトの層
30 支承表面層
31 裏打ち層
32 ヒドロキシアパタイト
35 複合材料支承表面層
36 PEEK材料層
37 チタニウム層
38 ヒドロキシアパタイトの層
Claims (11)
- 人工寛骨臼カップを形成するための方法であって、前記方法は、内側支承表面を形成するためにプラスチック材料から支承層を成形し、前記支承層に粗い外側表面または多孔性の外側表面を備えた金属裏打ち層を付着させることを含む、方法であって、
前記プラスチック材料はPEEK樹脂と20〜40%のカーボン繊維であり、前記金属裏打ち層は内側から外側へと変化する多孔度を有し、プラズマ気相堆積法、前記支承層の外側の非支承表面上に金属粒子をスパッタすることによって形成され、あるいは前記金属裏打ち層をレーザ焼結によって形成して多孔性の内側表面層、緻密な障壁層及び骨の成長を目的とした制御され互いにつながった多孔性を有する外側層を提供し、前記カップの外側表面をスパッタまたは化学的析出によって生体活性材料で被覆することを特徴とする、方法。 - 前記金属裏打ち層が、チタニウム、タンタル、またはニオブからなる、請求項1に記載の方法。
- 前記生体活性材料が、ヒドロキシアパタイト(HAP)または骨形成タンパク質(BMP)である、請求項1又は2に記載の方法。
- 金属粒子をスパッタすることによって形成された前記金属裏打ち層は、前記金属粒子の寸法を変化させることによって形成され、前記金属裏打ち層が形成されるにつれて前記外側表面に向かって増える互いにつながった多孔性を形成する、請求項1〜3に記載の方法。
- 前記金属粒子の寸法は、多孔度を増すために小さい寸法から大きい寸法となる、請求項4に記載の方法。
- 前記金属裏打ち層は、金属粒子をスパッタすることによって形成され、更なる層が、前記生体活性材料のコーティングが適用される前に、前記金属裏打ち層上に金属粒子とHAP粒子との混合物をスパッタすることによって前記金属裏打ち層上に形成される、請求項1〜3のいずれか1項に記載の方法。
- 前記金属裏打ち層は金属粒子をスパッタすることによって形成され、前記金属裏打ち層上のレーザ焼結プロセスによって得られるチタニウム構造を含み、前記生体活性材料コーティングが前記チタニウム構造上に適用される、請求項1〜3に記載の方法。
- 前記裏打ち層はレーザ焼結によって形成され、2〜3mmの総厚さを有する、請求項1〜3に記載の方法。
- 前記金属裏打ち層は金属粒子をスパッタすることによって形成され、所定の粗さをもたらすようにPEEK樹脂をプラズマ・トーチによって前記支承層にスパッタすることによって適用することを含み、次いで、前記生体活性材料で被覆する前に、薄いチタニウム層が真空下でプラズマ・トーチによって適用される、請求項1〜3に記載の方法。
- 固定特徴をもたらすことを含む、請求項1〜9のいずれか1項に記載の方法。
- 前記固定特徴は、フィンまたはスパイクである、請求項10に記載の方法。
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GBGB0422666.8A GB0422666D0 (en) | 2004-10-12 | 2004-10-12 | Prosthetic acetabular cups |
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EP (1) | EP1647242B1 (ja) |
JP (1) | JP4580322B2 (ja) |
AT (1) | ATE396671T1 (ja) |
AU (1) | AU2005220248A1 (ja) |
CA (1) | CA2523167C (ja) |
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CN105796211B (zh) * | 2016-05-19 | 2018-09-18 | 北京爱康宜诚医疗器材有限公司 | 假体部件及其制造方法 |
US10456262B2 (en) | 2016-08-02 | 2019-10-29 | Howmedica Osteonics Corp. | Patient-specific implant flanges with bone side porous ridges |
US10722310B2 (en) | 2017-03-13 | 2020-07-28 | Zimmer Biomet CMF and Thoracic, LLC | Virtual surgery planning system and method |
AU2018203479B2 (en) | 2017-05-18 | 2024-04-18 | Howmedica Osteonics Corp. | High fatigue strength porous structure |
US11407034B2 (en) | 2017-07-06 | 2022-08-09 | OmniTek Technology Ltda. | Selective laser melting system and method of using same |
CN110526731B (zh) * | 2019-09-27 | 2022-03-25 | 长沙晟天新材料有限公司 | 一种胸腔填充心脏托杯及其制备方法 |
CN111529135A (zh) * | 2020-05-22 | 2020-08-14 | 北京科仪邦恩医疗器械科技有限公司 | 一种髋臼杯及髋臼假体系统 |
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- 2005-10-07 AU AU2005220248A patent/AU2005220248A1/en not_active Abandoned
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- 2005-10-11 EP EP05256308A patent/EP1647242B1/en active Active
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ATE396671T1 (de) | 2008-06-15 |
EP1647242B1 (en) | 2008-05-28 |
EP1647242A1 (en) | 2006-04-19 |
DE602005007138D1 (de) | 2008-07-10 |
CA2523167A1 (en) | 2006-04-12 |
CA2523167C (en) | 2013-04-16 |
AU2005220248A1 (en) | 2006-04-27 |
US20060116774A1 (en) | 2006-06-01 |
US20070191962A1 (en) | 2007-08-16 |
GB0422666D0 (en) | 2004-11-10 |
JP2006158953A (ja) | 2006-06-22 |
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