JP2005021697A - モジュール式股関節プロテーゼ - Google Patents
モジュール式股関節プロテーゼ Download PDFInfo
- Publication number
- JP2005021697A JP2005021697A JP2004195892A JP2004195892A JP2005021697A JP 2005021697 A JP2005021697 A JP 2005021697A JP 2004195892 A JP2004195892 A JP 2004195892A JP 2004195892 A JP2004195892 A JP 2004195892A JP 2005021697 A JP2005021697 A JP 2005021697A
- Authority
- JP
- Japan
- Prior art keywords
- stem
- proximal body
- hip prosthesis
- proximal
- neck
- 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
Links
- 230000000399 orthopedic effect Effects 0.000 abstract description 2
- 210000003739 neck Anatomy 0.000 description 57
- 210000001624 hip Anatomy 0.000 description 29
- 210000000689 upper leg Anatomy 0.000 description 14
- 230000008901 benefit Effects 0.000 description 9
- 210000000988 bone and bone Anatomy 0.000 description 7
- 238000001356 surgical procedure Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 210000002436 femur neck Anatomy 0.000 description 4
- 239000007943 implant Substances 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical class [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 3
- 210000002414 leg Anatomy 0.000 description 3
- 210000004394 hip joint Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000011541 total hip replacement Methods 0.000 description 2
- 206010065687 Bone loss Diseases 0.000 description 1
- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 1
- 206010023204 Joint dislocation Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000010952 cobalt-chrome Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011540 hip replacement Methods 0.000 description 1
- 230000008407 joint function Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
- A61F2310/00029—Cobalt-based alloys, e.g. Co-Cr alloys or Vitallium
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)
Abstract
【解決手段】 ステム、近位本体およびネックという3個の主要構成要素を有するモジュール式矯正用股関節プロテーゼ。上記各構成要素は、着脱自在に接続可能であり且つ選択的に調節可能である。上記ネックは上記ステムの回りで回転的に調節可能であり、且つ、上記近位本体は上記ステムの回りで回転方向および軸心方向の両方に調節可能である。コレットおよび固定部材が上記近位本体を保持して該近位本体を上記ステムに対して固定する。
【選択図】 図1
Description
12 ステム
14 近位本体
16 ネック
18 スリーブ
20 固定部材
30 近位領域
32 遠位領域
34 螺条付きボア
36 テーパ表面
38 円筒状区画
40 溝
42 長手リブ
44 スロット
50 基礎部分
52 首部
54 中央軸心
56 テーパ表面
58 中央軸心
60 ボア
62 第2ボア
64 頂面
70 ネジ部材
72 ヘッド部分
74 螺条付きシャフト
76 固定用表面
80 中央軸心
82 近位端部
84 遠位端部
86 ボア
88 主要区画
90 区画
92 内部螺条
94 円錐部分
96 口部
100 近位端部
102 遠位端部
104 ボア
106 円筒状壁部
108 長手スロット
110 中央軸心
112 径方向可撓部材
114 区画
116 区画
120 外部螺条
122 筒状ボア
126 工具係合タブ
Claims (20)
- 近位領域から遠位領域まで延在する長寸ステムと、
螺条形成区画を有すると共に上記ステムに対して着脱自在に接続可能な近位本体と、
上記ステムの上記近位領域に対して接続可能なネックと、
上記ステムと上記近位本体との間に位置決め可能な拡開可能コレットと、
上記螺条形成区画に係合することで上記近位本体およびコレットを相互に対して固定し且つ該近位本体を上記ステムに対して固定する固定部材とを備えて成る、
モジュール式股関節プロテーゼ。 - 前記固定部材は外部螺条を備えた円筒状ナットである、請求項1記載のモジュール式股関節プロテーゼ。
- 前記近位本体はボアを含み、且つ、前記螺条形成区画は上記ボア内に配置される、請求項2記載のモジュール式股関節プロテーゼ。
- 前記コレットは前記螺条形成区画の下方にて前記近位本体とテーパ嵌合を形成する、請求項3記載のモジュール式股関節プロテーゼ。
- 前記ネックは前記ステムの回りで回転的に調節可能である、請求項1記載のモジュール式股関節プロテーゼ。
- 前記ネックは前記ステムに対して着脱自在に接続可能である、請求項5記載のモジュール式股関節プロテーゼ。
- 前記近位本体は前記ステムの回りで軸心方向に調節可能である、請求項6記載のモジュール式プロテーゼ。
- 前記近位本体は前記ステムの回りで回転的に調節可能である、請求項7記載のモジュール式プロテーゼ。
- 近位領域から遠位領域まで延在する大腿骨ステムと、
上記ステムの回りで回転的に調節可能であるネックと、
上記ステムの回りで回転方向および軸心方向の両方に調節可能である近位本体と、
上記ステムと近位本体との間に固定的に係合可能な可撓スリーブと、
上記近位本体に係合して該近位本体を上記ステムに固定し得る固定部材とを備えて成る、
モジュール式股関節プロテーゼ。 - 前記近位本体は内部長手ボアに沿って配置された螺条形成区画を含み、且つ、前記固定部材は上記螺条形成区画に係合する、請求項9記載のモジュール式股関節プロテーゼ。
- 前記固定部材は前記ステム上に位置決め可能であり、且つ、該固定部材は前記近位本体の前記螺条形成区画に螺着係合する外部螺条を含む、請求項10記載のモジュール式股関節プロテーゼ。
- 前記固定部材はリング形状を有する、請求項11記載のモジュール式股関節プロテーゼ。
- 前記近位本体およびネックは前記ステムに対して着脱自在に接続可能である、請求項9記載のモジュール式股関節プロテーゼ。
- 前記ネックは前記ステムの前記近位領域に対してテーパ固定される、請求項9記載のモジュール式股関節プロテーゼ。
- 前記近位本体は前記スリーブに対してテーパ固定される、請求項14記載のモジュール式股関節プロテーゼ。
- 近位端部から遠位端部まで延在するステムと、
上記ステムの回りで回転的に調節可能であり且つ上記ステムの上記近位端部に着脱自在に接続されるネックと、
上記ステムの回りで回転方向および軸心方向の両方に調節可能である近位本体と、
上記ステムと上記近位本体との間に位置決め可能なスリーブと、
上記近位本体およびスリーブを上記ステムに対して固定し得る固定部材とを備えて成る、
モジュール式股関節プロテーゼ。 - 前記近位本体、スリーブおよび固定部材は別体構成要素である、請求項16記載のモジュール式股関節プロテーゼ。
- 前記近位本体、スリーブおよび固定部材は前記ステムに対して着脱自在に接続可能である、請求項17記載のモジュール式股関節プロテーゼ。
- 前記スリーブは径方向に可撓である、請求項16記載のモジュール式股関節プロテーゼ。
- 前記スリーブは複数個の長手スロットを含む、請求項19記載のモジュール式股関節プロテーゼ。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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US10/613,348 US7468078B2 (en) | 2003-07-03 | 2003-07-03 | Modular hip prosthesis |
Publications (2)
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JP2005021697A true JP2005021697A (ja) | 2005-01-27 |
JP4473055B2 JP4473055B2 (ja) | 2010-06-02 |
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JP2004195892A Expired - Fee Related JP4473055B2 (ja) | 2003-07-03 | 2004-07-01 | モジュール式股関節プロテーゼ |
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US (1) | US7468078B2 (ja) |
EP (1) | EP1493407B1 (ja) |
JP (1) | JP4473055B2 (ja) |
AU (1) | AU2004203031B2 (ja) |
CA (1) | CA2472275C (ja) |
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- 2004-07-01 JP JP2004195892A patent/JP4473055B2/ja not_active Expired - Fee Related
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JP2008142539A (ja) * | 2006-11-28 | 2008-06-26 | Depuy Products Inc | モジュール式近位試験体 |
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JP2020517404A (ja) * | 2017-02-23 | 2020-06-18 | エンコア・メディカル・エル・ピー・(ディー/ビー/エー・ディージェーオー・サージカル) | 股関節インプラントシステム |
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Also Published As
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EP1493407A2 (en) | 2005-01-05 |
JP4473055B2 (ja) | 2010-06-02 |
AU2004203031B2 (en) | 2009-07-23 |
AU2004203031A1 (en) | 2005-01-20 |
CA2472275C (en) | 2009-08-25 |
EP1493407A3 (en) | 2005-04-13 |
US7468078B2 (en) | 2008-12-23 |
CA2472275A1 (en) | 2005-01-03 |
EP1493407B1 (en) | 2013-09-11 |
US20050004679A1 (en) | 2005-01-06 |
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