JP6094935B2 - 人工股関節用ステムおよびそれを備える人工股関節システム、並びに人工股関節 - Google Patents
人工股関節用ステムおよびそれを備える人工股関節システム、並びに人工股関節 Download PDFInfo
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- JP6094935B2 JP6094935B2 JP2015554823A JP2015554823A JP6094935B2 JP 6094935 B2 JP6094935 B2 JP 6094935B2 JP 2015554823 A JP2015554823 A JP 2015554823A JP 2015554823 A JP2015554823 A JP 2015554823A JP 6094935 B2 JP6094935 B2 JP 6094935B2
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- stem
- wall portion
- hip joint
- artificial hip
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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
-
- 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
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2/4607—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof of hip 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
- A61F2/32—Joints for the hip
- A61F2/36—Femoral heads ; Femoral endoprostheses
- A61F2/3662—Femoral shafts
- A61F2/367—Proximal or metaphyseal parts of 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
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30331—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by longitudinally pushing a protrusion into a complementarily-shaped recess, e.g. held by friction fit
-
- 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
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30331—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by longitudinally pushing a protrusion into a complementarily-shaped recess, e.g. held by friction fit
- A61F2002/30362—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by longitudinally pushing a protrusion into a complementarily-shaped recess, e.g. held by friction fit with possibility of relative movement between the protrusion and the recess
- A61F2002/30364—Rotation about the common longitudinal axis
- A61F2002/30367—Rotation about the common longitudinal axis with additional means for preventing said rotation
-
- 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
- A61F2002/30537—Special structural features of bone or joint prostheses not otherwise provided for adjustable
- A61F2002/30538—Special structural features of bone or joint prostheses not otherwise provided for adjustable for adjusting angular orientation
-
- 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
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2002/4619—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof for extraction
-
- 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
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2002/4629—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof connected to the endoprosthesis or implant via a threaded connection
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Prostheses (AREA)
Description
(ii)次に、大腿骨頭を切除した大腿骨の髄腔に、ステム軸となる第1穴を形成するとともに、第1穴に沿ってステムと同一形状の第2穴を形成する。
(iii)最後に、ステムを第2穴に打ち込み、ステムを大腿骨の髄腔に埋入する。
Claims (15)
- ステム本体の肩部に位置している凹部を備え、
前記凹部は、
前記肩部に開口している開口部と、
前記ステム本体のステム中心軸に沿って延びている壁部と、を有し、
前記壁部は、
互いに対向している内壁部および外壁部と、
互いに対向している前壁部および後壁部と、を有し、
前記ステム中心軸に平行であり前記内壁部および前記外壁部を含む断面視において、前記内壁部および前記外壁部は、前記開口部から離れるにつれて互いの間の距離が小さくなっており、
前記ステム中心軸に平行であり前記前壁部および前記後壁部を含む断面視において、前記前壁部および前記後壁部はいずれも、平坦状の領域を有する、人工股関節用ステム。 - 前記ステム中心軸に平行であり前記内壁部および前記外壁部を含む断面視において、前記内壁部および前記外壁部はいずれも、円弧状またはテーパ状である、請求項1に記載の人工股関節用ステム。
- 前記ステム中心軸に平行であり前記前壁部および前記後壁部を含む断面視において、前記前壁部および前記後壁部は、互いに平行である、請求項1に記載の人工股関節用ステム。
- 前記前壁部は、
前記ステム中心軸に沿って延びている前溝部と、
前記前溝部を介して互いに離れて位置している前内領域および前外領域と、を有し、
前記後壁部は、
前記ステム中心軸に沿って延びている後溝部と、
前記後溝部を介して互いに離れて位置している後内領域および後外領域と、を有する、請求項1に記載の人工股関節用ステム。 - 前記前溝部は、前記前壁部の中央部に位置しており、
前記後溝部は、前記後壁部の中央部に位置している、請求項4に記載の人工股関節用ステム。 - 前記凹部は、前記壁部の前記開口部側に位置している縁部を面取りしてなる面取り部をさらに有する、請求項1に記載の人工股関節用ステム。
- 前記凹部の一部は、前記ステム中心軸上に位置している、請求項1に記載の人工股関節用ステム。
- 前記凹部は、前記凹部の遠位端部側に位置しているネジ穴をさらに有する、請求項1に記載の人工股関節用ステム。
- 前記ステム本体の近位端部から延びているネック部をさらに備える、請求項1に記載の人工股関節用ステム。
- 請求項1に記載の人工股関節用ステムと、
円盤状の先端部を備えるステムインサーターと、を備え、
前記ステムインサーターは、前記先端部の上面および下面が前記凹部の前記前壁部および前記後壁部にそれぞれ対向し、かつ前記上面および前記下面の間を貫通するインサーター中心軸を中心に傾斜可能に、前記凹部内に収容される、人工股関節システム。 - 前記ステムインサーターの正面視において、前記ステムインサーターの傾斜角度が、±35〜45°である、請求項10に記載の人工股関節システム。
- 前記ステムインサーターは、
前記先端部の前記上面および前記下面がいずれも、平坦状であり、
前記先端部が、前記上面および前記下面のそれぞれと接続している曲面状の側面を有する、請求項10に記載の人工股関節システム。 - 前記ステムインサーターの前記先端部は、前記上面および前記側面の交線部を面取りしてなる上面取り部と、前記下面および前記側面の交線部を面取りしてなる下面取り部と、をさらに有する、請求項12に記載の人工股関節システム。
- 前記ステムインサーターは、
柱状のシャフトと、
前記先端部および前記シャフトのそれぞれと接続している接続部と、をさらに備え、
前記接続部の幅および厚みがいずれも、前記先端部側から前記シャフト側に向かうにつれて大きくなっている、請求項10に記載の人工股関節システム。 - 請求項9に記載の人工股関節用ステムと、
前記ネック部に嵌合する人工骨頭と、
前記人工骨頭を摺動可能に収容するソケットと、
を備える、人工股関節。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/141,640 US9192477B2 (en) | 2013-12-27 | 2013-12-27 | Artificial hip joint stem, stem inserter, artificial hip joint system including them, and artificial hip joint |
US14/141,640 | 2013-12-27 | ||
PCT/JP2014/083666 WO2015098729A1 (ja) | 2013-12-27 | 2014-12-19 | 人工股関節用ステム、ステムインサーターおよびそれらを備える人工股関節システム、並びに人工股関節 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6094935B2 true JP6094935B2 (ja) | 2017-03-15 |
JPWO2015098729A1 JPWO2015098729A1 (ja) | 2017-03-23 |
Family
ID=53478587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2015554823A Active JP6094935B2 (ja) | 2013-12-27 | 2014-12-19 | 人工股関節用ステムおよびそれを備える人工股関節システム、並びに人工股関節 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9192477B2 (ja) |
EP (1) | EP3087956B1 (ja) |
JP (1) | JP6094935B2 (ja) |
WO (1) | WO2015098729A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2022153992A1 (ja) * | 2021-01-13 | 2022-07-21 | ニプロ株式会社 | 大腿骨ステム及び人工股関節システム |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10272148A (ja) * | 1997-03-12 | 1998-10-13 | Dennis W Burke | 大腿骨インプラント用中心決め装置及びその実施方法及び装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3251451B2 (ja) * | 1995-01-13 | 2002-01-28 | 株式会社神戸製鋼所 | ステムおよびステム打込器 |
GB9804473D0 (en) * | 1998-03-02 | 1998-04-29 | Benoist Girard & Cie | Prosthesis inserter |
WO2000051530A1 (en) * | 1999-03-03 | 2000-09-08 | Smith & Nephew, Inc. | Methods, systems, and instruments for inserting prosthetic implants |
FR2853524B1 (fr) * | 2003-04-11 | 2006-02-10 | Groupe Lepine | Gamme d'implants femoraux de protheses de hanche |
US20090112209A1 (en) * | 2007-10-31 | 2009-04-30 | Zimmer, Inc. | Implantation system for intramedullary nail and related methods for implanting intramedullary nails |
EP2376025A4 (en) * | 2008-11-05 | 2013-10-30 | Wui Chung | FEMALE HIP PROSTHESIS |
US8906108B2 (en) * | 2012-06-18 | 2014-12-09 | DePuy Synthes Products, LLC | Dual modulus hip stem and method of making the same |
-
2013
- 2013-12-27 US US14/141,640 patent/US9192477B2/en active Active
-
2014
- 2014-12-19 EP EP14875385.8A patent/EP3087956B1/en active Active
- 2014-12-19 WO PCT/JP2014/083666 patent/WO2015098729A1/ja active Application Filing
- 2014-12-19 JP JP2015554823A patent/JP6094935B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10272148A (ja) * | 1997-03-12 | 1998-10-13 | Dennis W Burke | 大腿骨インプラント用中心決め装置及びその実施方法及び装置 |
Also Published As
Publication number | Publication date |
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JPWO2015098729A1 (ja) | 2017-03-23 |
US20150182341A1 (en) | 2015-07-02 |
EP3087956A1 (en) | 2016-11-02 |
WO2015098729A1 (ja) | 2015-07-02 |
EP3087956A4 (en) | 2017-08-23 |
US9192477B2 (en) | 2015-11-24 |
EP3087956B1 (en) | 2019-02-20 |
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