JP2009530059A - 人工股関節インプラント - Google Patents
人工股関節インプラント Download PDFInfo
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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
- A61F2/32—Joints for the hip
- A61F2/36—Femoral heads ; Femoral endoprostheses
-
- 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
-
- 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
- A61F2/30907—Nets or sleeves applied to surface of prostheses or in cement
-
- 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
- A61F2/32—Joints for the hip
- A61F2/34—Acetabular cups
-
- 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
- A61F2/32—Joints for the hip
- A61F2/36—Femoral heads ; Femoral endoprostheses
- A61F2/3662—Femoral shafts
-
- 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
- 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
-
- 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
- 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
- A61F2002/30579—Special structural features of bone or joint prostheses not otherwise provided for with mechanically expandable devices, e.g. fixation devices
-
- 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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
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- 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
Description
Claims (27)
- 近位端(28、78)及び遠位端(30)を有するステム部(22、72)と、前記近位端から突き出るネック部(24、80)と、を有し、
前記ステム部は内側/外側( medial/lateral )平面を形成し、
前記ネック部は、前記内側/外側平面に対して前方に( anteriorly )13度から25度までの第一の角度に方向付けられた長手軸(68、79)を有することを特徴とする、人工股関節ステム(20、70、90)。 - 前記ステム部が、さらに、コア(36)と、該コアの少なくとも一部を被覆するポリマーマトリクス層(38)と、該ポリマーマトリクス層を実質的に被覆する多孔性金属層(40)と、を備えることを特徴とする、請求項1に記載の股関節ステム。
- 前記ネック部が前記ステム部と一体的に形成されることを特徴とする、請求項1または2に記載の股関節ステム。
- さらに、実質的に球形のヘッド部が前記ネック部と一体的に形成されることを特徴とする、請求項1から3のいずれか一項に記載の股関節ステム。
- 前記ネック部が前記ステム部とは別個のモジュール式コンポーネント(80)を備え、前記ネック部が異なる第一の角度を有する複数のネック部(80a、80b、80c)から選択されることを特徴とする、請求項1または2に記載の股関節ステム。
- さらに、実質的に球形でありかつ前記第一の軸に配置される中心を有するヘッド部(84)が、前記第一の軸に対して前方に1度から25度までの第二の角度で配置される第二の軸(86)に沿って前記ネック部に接続されることを特徴とする、請求項1、2、3または5に記載の股関節ステム。
- 前記ヘッド部が前記ネック部とは別個のモジュール式コンポーネント(84)を備え、前記ヘッド部が異なる第二の角度を有する複数のヘッド部(84a、84b、84c)から選択されることを特徴とする、請求項6に記載の股関節ステム。
- 近位端(28、78)及び遠位端(30)を有するステム部(22、72)と、
前記ステム部の前記近位端から突き出て第一の長手軸(68、79)を有するネック部(24、80)と、
実質的に球形であり前記第一の軸に沿って前記ネック部に接続されるヘッド部(84)と、を含み、
前記ステム部は、前記ステム部を通過する内側/外側( medial/lateral )平面(61、76)を形成し、
前記ヘッド部は、その中心が前記第一の軸に対して前方に( anteriorly )1度から25度までの第二の角度で配置される第二の軸(86)に配置されることを特徴とする、人工股関節ステム(20、90)。 - 前記第一の長手軸が前記内側/外側平面に対して前方に13度から25度までの第一の角度で配置されることを特徴とする、請求項8に記載の股関節ステム。
- 前記ステム部、前記ネック部及び前記ヘッド部が相互に一体的に形成されることを特徴とする、請求項8または9に記載の股関節ステム。
- 前記ネック部が前記ステム部とは別個のモジュール式コンポーネント(80)を備え、前記ネック部が異なる第一の角度を有する複数のネック部(80a、80b、80c)から選択され、かつ前記ヘッド部が前記ネック部とは別個のモジュール式コンポーネント(84)を備え、前記ヘッド部が異なる第二の角度を有する複数のヘッド部(84a、84b、84)から選択されることを特徴とする、請求項8または9に記載の股関節ステム。
- 前記ステム部が、さらに、
コア(36)と、
前記コアの少なくとも一部を被覆するポリマーマトリクス層(38)と、
前記ポリマーマトリクス層を実質的に被覆する多孔性金属層(40)と、を備える、請求項1から11のいずれか一項に記載の股関節ステム。 - 近位端(28、118)及び遠位端(30)及び第一の近位/遠位長手軸を有するステム部(22、112)と、
前記近位端から突き出るネック部(104、120)と、を含み、
前記ネック部は、前記第一の軸に対して90度から145度までの第一の角度に方向付けられた第二の長手軸(102、116)を有することを特徴とする、人工股関節ステム(100、110)。 - 前記ネック部が前記ステムと一体的に形成されることを特徴とする、請求項13に記載の股関節ステム。
- 前記ネック部が前記ステム部とは別個のモジュール式コンポーネント(120)であり、前記ネック部が異なる第一の角度を有する複数のネック部(120a、120b、120c)から選択されることを特徴とする、請求項13に記載の股関節ステム。
- 近位端(137)及び遠位端(133、152)を有するステム部(135)を含む人工股関節ステム(130、150)であって、
該ステムが、前記ステム部の前記遠位端が前記ステム部の内側/外側( medial/lateral )平面、及び前側/後側( anterior/posterior )平面のうち少なくとも1つに関して第一の幅を有する第一状態と前記ステム部の前記遠位端が前記内側/外側平面、及び前記前側/後側平面のうち少なくとも1つに関して第二の幅を有する第二状態との間で作動可能な遠位端固定メカニズムを有し、前記第二の幅が前記第一の幅より大きい、人工股関節ステム。 - 前記遠位端固定メカニズムが前記ステム部の半径方向に膨張可能な部分(138)を形成する少なくとも1つの膨張点(140)を前記ステム部に備えることを特徴とし、前記ステム部が前記第一状態のとき、前記半径方向膨張可能部が実質的に膨張しておらず、前記ステム部が第二状態のとき前記半径方向膨張可能部が少なくとも部分的に膨張している、請求項16に記載の股関節ステム。
- 前記遠位端固定メカニズムが前記ステム部に膨張可能構造(155)及び少なくとも1つの通路を備え、前記少なくとも1つの通路を介して充填物質(156)を注入すると前記充填物質が前記膨張可能構造を膨張させ、前記ステム部が前記第一状態であるとき前記膨張可能構造が実質的に空であり、前記ステム部が前記第二状態であるとき、前記充填物質がその内部にあることにより前記膨張可能構造が少なくとも部分的に膨張している、請求項16に記載の股関節ステム。
- 実質的に半球形のカップ部(170)及び前記カップ部内部に嵌められるライナ(166)を含む寛骨臼カップ(160)であって、前記ライナが実質的に半球形の座面(168)を含み、前記カップ部が比較的薄い可撓性の多孔性金属で作られることを特徴とする、寛骨臼カップ。
- 実質的に半球形の座面(188)を含むライナ(182)及び多孔性金属カップ部(186)を含む寛骨臼カップ(180)であって、該カップが前記ライナと前記多孔性金属カップ部との間に配置される中間層(184)を持ち、前記中間層がポリマーマトリクスで形成されることを特徴とする、寛骨臼カップ。
- 実質的に半球形の座面(196)を含むライナ(192)及び外側半球部を含むカップ部(194)を含む寛骨臼カップ(190)であって、前記カップ部が実質的に環形の負荷リブ(198)を持つことを特徴とする、寛骨臼カップ。
- 近位端(28)がコア(36)、該コアの少なくとも一部を被覆するポリマーマトリクス層(36)及び該ポリマーマトリクス層を実質的に被覆する多孔性金属層(40)を含み、遠位端(30)がコア(36)及び該コアを実質的に被覆する多孔性金属層(40)を含むことを特徴とする、人工股関節ステム(200)。
- 近位部(212)及び遠位部(214)を含む人工股関節ステム(210)であって、該股関節ステムが内側コア(36)、多孔性金属外層(40)及び前記遠位部に形成される細長いキャビティ(232)を有し、前記遠位部が可撓性であることを特徴とする、人工股関節ステム。
- 前記近位部が30mmから45mmまでの長さであり、前記遠位端が100mmから135mmまでの長さであることを特徴とする、請求項23に記載の股関節ステム。
- 前記近位部が実質的に補完的な丸味を帯びる外側( lateral side )(222)及び内側( medial side )(224)を含むことを特徴とする、請求項23または24に記載の股関節ステム。
- 前記近位部が前記股関節ステムの近位端に近づくにつれて各々外向きに広がる前側( anterior side )(226)及び後側( posterior side )(228)を含むことを特徴とする、請求項23から25のいずれか一項に記載の股関節ステム。
- 前記遠位部が前側/後側寸法( posterior/ anterior dimension )で10mmから18mmまでの幅及び内側/外側寸法( medial/lateral dimension )で11mmから19mmまでの幅を持つ遠位端(230)を含むことを特徴とする、請求項23から26のいずれか一項に記載の股関節ステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US78388006P | 2006-03-20 | 2006-03-20 | |
PCT/US2007/064288 WO2007109601A2 (en) | 2006-03-20 | 2007-03-19 | Prosthetic hip implants |
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JP2013010948A Division JP2014014652A (ja) | 2006-03-20 | 2013-01-24 | 人工股関節インプラント |
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JP2013010948A Pending JP2014014652A (ja) | 2006-03-20 | 2013-01-24 | 人工股関節インプラント |
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US (3) | US20070219641A1 (ja) |
EP (1) | EP2001413A2 (ja) |
JP (2) | JP2009530059A (ja) |
CA (1) | CA2646401C (ja) |
WO (1) | WO2007109601A2 (ja) |
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JP2013128707A (ja) * | 2011-12-22 | 2013-07-04 | Kyocera Medical Corp | 人工関節用コンポーネント |
JP2014176687A (ja) * | 2013-03-14 | 2014-09-25 | Depuy Synthes Products Llc | 埋め込み型股関節プロテーゼ用大腿骨コンポーネント |
JP2016530962A (ja) * | 2013-09-09 | 2016-10-06 | カペレティ,アヴァ | 人体関節用の調節可能なモジュール式スペーサ装置 |
JP2019531131A (ja) * | 2016-10-19 | 2019-10-31 | ケーシーアイエス カンパニー リミテッド | 人工股関節用ステム及びステム設置方法 |
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WO2006091423A2 (en) * | 2005-02-18 | 2006-08-31 | Zimmer, Inc. | Prosthetic hip stem with fully porous layer |
US20080167723A1 (en) * | 2006-03-20 | 2008-07-10 | Zimmer, Inc. | Prosthetic hip implants |
WO2008118896A1 (en) | 2007-03-26 | 2008-10-02 | Dynamic Flowform Corp. | Proximally self-locking long bone prosthesis |
US7857859B2 (en) * | 2007-06-13 | 2010-12-28 | Zimmer, Gmbh | Femur component for a hip joint prosthesis |
EP2217177A4 (en) * | 2007-10-01 | 2013-11-27 | Smith & Nephew Inc | MODULAR COLLARS FOR ORTHOPEDIC DEVICES |
EP2249887B1 (en) * | 2008-01-30 | 2017-06-21 | Zimmer, Inc. | Othopedic component of low stiffness |
US8029566B2 (en) * | 2008-06-02 | 2011-10-04 | Zimmer, Inc. | Implant sensors |
US20100114314A1 (en) * | 2008-11-06 | 2010-05-06 | Matthew Lomicka | Expandable bone implant |
EP2464313A4 (en) * | 2009-08-10 | 2014-04-16 | Rolls Royce Corp | PROSTHETIC IMPLANT AND METHOD FOR FORMING A PROSTHESIS IMPLANT |
WO2012035294A2 (en) * | 2010-09-13 | 2012-03-22 | Derek James Wallace Mcminn | Prosthetic component |
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Also Published As
Publication number | Publication date |
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EP2001413A2 (en) | 2008-12-17 |
US20100222893A1 (en) | 2010-09-02 |
WO2007109601A3 (en) | 2009-06-25 |
JP2014014652A (ja) | 2014-01-30 |
US20070219641A1 (en) | 2007-09-20 |
CA2646401A1 (en) | 2007-09-27 |
CA2646401C (en) | 2014-07-15 |
US20120136455A1 (en) | 2012-05-31 |
WO2007109601A2 (en) | 2007-09-27 |
US8088169B2 (en) | 2012-01-03 |
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