JP6265444B2 - 患者の股関節に移植する際に使用する医療装置 - Google Patents
患者の股関節に移植する際に使用する医療装置 Download PDFInfo
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- JP6265444B2 JP6265444B2 JP2016019929A JP2016019929A JP6265444B2 JP 6265444 B2 JP6265444 B2 JP 6265444B2 JP 2016019929 A JP2016019929 A JP 2016019929A JP 2016019929 A JP2016019929 A JP 2016019929A JP 6265444 B2 JP6265444 B2 JP 6265444B2
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- medical device
- pelvis
- femur
- head
- hip joint
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- 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.)
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Landscapes
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Description
図面において、参照番号の様に、数桁の全体にわたって同一であるか対応する要素を示す。これらの図が例示目的のためにあって、本発明の範囲をいかなる形であれ制限していないことはいうまでもない。このように、方向のいかなる参照も、例えば「上へ」または、「下って」図に示される方向に関連しているだけである。また、いかなる寸法もなど。図において、目的は、説明のために示される。
股関節カプセル12に損害を与えることのない股関節手術を実行することによって、自然なある者に可能であるように、患者は完全に回復することができて、圧力の等しい量を人工関節に配置することができる。
より深い図16bに示される固定部材に、寛骨臼8から伸びて、骨盤9と接触して配置されるのに適しているフランジ1315が設けられている。
Claims (15)
- 患者の股関節に移植する際に使用する医療装置であって、健康な股関節はその中心部に向って凸形の股関節表面を有する大腿骨の近位の部としてのボール型の大腿骨頭と、前記股関節の中心に向って凹形の股関節表面を有する骨盤の一部としてのボール型の寛骨臼とを有しており、前記医療装置は、前記股関節の中心に向かって凸形の表面を有する人工大腿骨頭を有し、凸形表面の前記人工大腿骨頭が、移植されたときに
a. 患者の骨盤に固定され、且つ
b. 患者の大腿骨に固定された人工寛骨臼の面と移動可能に接続されており、それによってボールとソケット継ぎ手を形成し、前記医療装置は、前記寛骨臼の面またはその周辺と接触するよう構成され、そして凸形表面の前記人工大腿骨頭を少なくとも前記骨盤の前記寛骨臼に固定するように構成された固定面を有する固定部材を更に備えることを特徴とする医療装置。 - 前記固定面は、少なくとも以下のいずれかである請求項1に記載の医療装置。
a.機械式固定部材を受けるよう構成された少なくとも1つの穴を備える、
b.前記医療装置が前記股関節に移植される時、前記固定面と前記寛骨臼の面の間に配置された接着剤を用いて前記医療装置を前記骨盤に固定するよう構成される。 - 前記固定部材は長形部材を含み、前記長形部材は、
a.少なくとも1つの
i.骨盤の内部および
ii.骨盤の腹部側に
部分的に配置されるよう、骨盤の穴をとおして嵌入され、
b.移植される時、長形部材は、骨盤の内部はたは腹部側に接触する骨盤に前記固定部材を固定するよう、骨盤の内部または骨盤の腹部側で構造的に変化するよう構成されることを特徴とする請求項1記載の医療装置。 - 前記長形部材は拡張可能部分を含み、前記拡張可能部分は、
a.第1の、非膨張された状態で、実質的に前記長形部材の長さ軸に沿って、骨盤の穴に嵌入され、
b.前記長形部材が、骨盤の内部または腹部側に固定部材を固定する膨張された状態で配置されるよう、前記長さ軸に更に少なくとも一方向延びるよう構成されることを特徴とする請求項3に記載の医療装置。 - 前記拡張可能部分はアンビル部材と関連する2つ以上の拡張部材を備え、前記2つ以上の拡張部材が長形部材の長さ軸へ少なくとも実質的に垂直に一方向に拡張するよう、前記アンビル部材は、実行された動作に続いて膨張部材を骨盤の寛骨臼側から押圧するよう構成されることを特徴とする請求項4に記載の医療装置。
- 前記装置が移植される時、前記長形部材の拡張部分は、回転運動が前記骨盤の寛骨臼側から実行される時、前記長さ軸から少なくとも一方向に延びるよう構成されることを特徴とする請求項4または5に記載の医療装置。
- 前記アンビル部材は前記長形部材の長さ軸に沿って実質的に延びるねじ部材に接続し、前記医療装置は対応するねじ部分を更に含み、2つ以上の拡張部材を押圧するアンビル部材に接続することによって、前記ねじ部材を前記骨盤の寛骨臼側の方向へ引っ張るよう、前記骨盤の寛骨臼側から実行された動作は、関連するねじ部分を含むことを特徴とする請求項5または6に記載の医療装置。
- 前記長形部材は第1および第2の状態を有するよう構成された可動ロック部材を含み、前記可動ロック部材は第1の状態で、前記骨盤の穴に嵌入されるよう構成され、そして前記第2の状態で、前記骨盤の腹部側の面に接触する可動ロック部分によって、骨盤の穴の貫通を防ぐよう構成されることを特徴とする請求項3〜7のいずれかに記載の医療装置。
- 前記可動ロック部材は前記長形部材に枢動可能に配置されることを特徴とする請求項8に記載の医療装置。
- 凸形表面の前記人工大腿骨頭は、ねじ部分であって、対応するねじ部材に係合するよう構成されたねじ部分を含み、凸形表面の前記人工大腿骨頭は、前記ねじ部分に関連する凸形表面の前記人工大腿骨頭の関係する回転動作によって、前記骨盤にさらに固定するよう構成されることを特徴とする請求項1〜9のいずれかに記載の医療装置。
- 前記固定面は機械式固定部材を受けるよう構成された少なくとも1つの穴を含み、前記固定部材は前記穴に配置されるよう構成された長形部材を更に含み、前記長形部材は更に、
a.前記長形部材が前記骨盤の腹部側の部分的に配置されるよう、前記骨盤の穴を通して嵌入され、
b.前記長形部材が前記固定部材を前記骨盤に固定するよう、前記骨盤の前記腹部側で構造的に変化するよう構成されることを特徴とする請求項1〜10のいずれかに記載の医療装置。 - 前記医療装置は、人工寛骨臼の面を更に含み、前記人工寛骨臼の面は、前記股関節の中央に向かう凹面を含み、移植される時、患者の大腿骨に固定されるよう構成され、そして患者の骨盤に固定される前記人工大腿骨頭の面に可動的に接続するよう構成される請求項1〜11のいずれかに記載の医療装置。
- 前記医療装置は、大腿骨頸部または大腿骨頭の面に接触するよう構成された固定面を含む固定部材を更に含み、前記固定部材は、大腿骨の前記人工寛骨臼の凹形表面に固定されるよう構成されることを特徴とする請求項12に記載の医療装置。
- 前記医療装置は拡張可能部分を含む長形部材を更に含み、
a.第1の、非膨張された状態で、前記大腿骨の穴に、前記長形部材の長さ軸に実質的に沿って嵌入され、
b.前記大腿骨の内部から、前記固定部材を前記大腿骨に固定する、拡張された状態に前記長形部材を配置するよう、前記長さ軸から少なくとも1方向離れて拡張するよう構成されることを特徴とする請求項12または13に記載の医療装置。 - 前記人工寛骨臼の面は、前記人工大腿骨頭の赤道の向こうに通過するよう構成され、前記人工寛骨臼の面に前記人工大腿骨頭を固定するため、前記人工大腿骨頭を留める少なくとも1つのロック部材を含むことを特徴とする請求項12〜14のいずれかに記載の医療装置。
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JP2015204057A Active JP6453198B2 (ja) | 2009-07-10 | 2015-10-15 | 股関節装置および方法 |
JP2015226528A Active JP6408455B2 (ja) | 2009-07-10 | 2015-11-19 | 股関節装置 |
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