JP4912395B2 - 迅速配置式補綴用心臓弁 - Google Patents
迅速配置式補綴用心臓弁 Download PDFInfo
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- JP4912395B2 JP4912395B2 JP2008513640A JP2008513640A JP4912395B2 JP 4912395 B2 JP4912395 B2 JP 4912395B2 JP 2008513640 A JP2008513640 A JP 2008513640A JP 2008513640 A JP2008513640 A JP 2008513640A JP 4912395 B2 JP4912395 B2 JP 4912395B2
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- valve
- stent
- heart valve
- valve member
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- Oral & Maxillofacial Surgery (AREA)
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Description
本発明は、「Proshtetic Valve for Implantation in a Body Channel」と題する、米国特許仮出願第60/684,443号(2005年5月24日出願)に基づく優先権を主張する。
本発明は、概して体内チャネルにおける移植のための補綴用弁に関する。より具体的には、本発明は、現在の弁のためにかかる時間よりも少ない時間で外科手術において移植されるように構成された補綴用心臓弁に関する。
Claims (32)
- 二段階補綴用心臓弁であって、該心臓弁は、
膨張性の固定部材であって、対向する端と、それを通る開いたチャネルとを有しており、膨張した状態で心臓弁輪に接触する大きさの膨張性の固定部材と、
非膨張性の弁部材であって、縫合糸が通過することができる縫合リングを流入端上に有しており、該固定部材への接続のために構成されており、流出方向に延びている複数の交連支柱を有しており、該交連支柱は、それらの間で可撓性のリーフレットを支持し、該縫合リングは、該固定部材の第1の端に、または該第1の端の内部に座る大きさである、非膨張性の弁部材と、
該固定部材に装着される少なくとも1つの結合部材であって、該弁部材の該交連支柱の上で、該固定部材の該第1の端から延びており、該弁部材を該固定部材に固定する、少なくとも1つの結合部材と
を備えている、心臓弁。 - 前記結合部材は、第1の構成から、前記交連支柱を包む第2の構成に形状を変化させるように構成されている、請求項1に記載の心臓弁。
- 前記結合部材は、前記第1の構成から前記第2の構成に屈曲することができる展性のある材料から形成されている、請求項2に記載の心臓弁。
- 前記結合部材は、蝶番式であり、前記第1の構成から前記第2の構成に旋回することができる、請求項2に記載の心臓弁。
- 前記結合部材は、形状記憶材料から形成されており、該結合部材は、体内に移植されると、前記第1の構成から前記第2の構成に曲がる、請求項2に記載の心臓弁。
- 前記固定部材は、略管状のステントを含み、該略管状のステントは、流入端よりも大きな直径を有する流出端を有しており、前記縫合リングは、該ステントの該流出端内にフィットするように構成されている、請求項1に記載の心臓弁。
- 前記ステントは、前記流出端と前記流入端との間に隆起を形成し、該隆起は、前記弁部材の前記縫合リングに座部を提供する、請求項6に記載の心臓弁。
- 前記隆起は、放射線不透過性の支持ワイヤを組み込んでいる、請求項7に記載の心臓弁。
- 前記結合部材は、複数の尖を有するワイヤフォーム状部材と、該尖に近接して囲繞および順応する交連と、該弁部材の交連とを含み、該ワイヤフォーム状部材の尖は、前記固定部材に装着され、該ワイヤフォーム状部材は、該弁部材の該交連支柱の上に延びている複数の交連タブを含む、請求項1に記載の心臓弁。
- 前記ワイヤフォーム状部材の尖上の固定タブをさらに含み、該固定タブは、前記縫合リングを貫通し、前記固定部材に装着される、請求項9に記載の心臓弁。
- 前記ワイヤフォーム状部材の周囲に略連続的に配置された複数の固定タブをさらに含み、該複数の固定タブは、前記弁部材との略均一の接触を提供する、請求項9に記載の心臓弁。
- 二段階補綴用心臓弁であって、該心臓弁は、
膨張性の固定部材であって、対向する端と、それを通る開いたチャネルとを有しており、膨張した状態で心臓弁輪に接触する大きさの膨張性の固定部材と、
流入端上に底部リングを有する非膨張性の弁部材であって、該弁部材は、流出方向に延びている複数の交連支柱を有しており、該交連支柱は、それらの間で可撓性のリーフレットを支持し、該底部リングは、該固定部材の第1の端に、または該第1の端の内部に座る大きさである、非膨張性の弁部材と、
該固定部材に装着される複数の結合支柱であって、該弁部材の該交連支柱の上で、該固定部材の該第1の端から延びており、該弁部材を該固定部材に固定する、複数の結合支柱と
を備えている、心臓弁。 - 各結合支柱は、第1の構成から、前記交連支柱を包む第2の構成に形状を変化させるように構成されている、請求項12に記載の心臓弁。
- 各結合支柱は、前記第1の構成から前記第2の構成に屈曲することができる展性のある材料から形成されている、請求項13に記載の心臓弁。
- 各結合支柱は、蝶番式であり、前記第1の構成から前記第2の構成に旋回することができる、請求項13に記載の心臓弁。
- 各結合支柱は、形状記憶材料から形成されており、各結合支柱は、体内に移植されると、前記第1の構成から前記第2の構成に曲がるように構成されている、請求項13に記載の心臓弁。
- 前記固定部材は、略管状のステントを含み、該略管状のステントは、流入端よりも大きな直径を有する流出端を有しており、前記底部リングは、該ステントの該流出端内にフィットするように構成されている、請求項12に記載の心臓弁。
- 前記ステントは、前記流出端と前記流入端との間に隆起を形成し、該隆起は、前記弁部材の前記底部リングに座部を提供する、請求項17に記載の心臓弁。
- 前記隆起は、放射線不透過性の支持ワイヤを組み込んでいる、請求項18に記載の心臓弁。
- 前記複数の結合支柱からの各々の結合支柱は、スナップフィットの関係で、前記交連支柱の前記先端を受取るために、凹所を有するように形成されている、請求項12に記載の心臓弁。
- 従来の補綴用心臓弁を改造するためのシステムであって、該システムは、
既製の非膨張性の補綴用心臓弁であって、該心臓弁は、心臓切開手術において該縫合リングを通る縫合糸を用いて移植されることができる縫合リングを流入端上に有しており、該心臓弁は、流出方向に延びている複数の交連支柱を有しており、該交連支柱は、それらの間で可撓性のリーフレットを支持する、既製の非膨張性の補綴用心臓弁と、
膨張性の固定部材であって、対向する端と、それを通る開いたチャネルとを有しており、膨張した状態で心臓弁輪に接触し、固定する大きさであり、該固定部材の第1の端は、該縫合リングに、または該縫合リングの周囲に座る大きさである、膨張性の固定部材と、
該補綴用心臓弁を該固定部材に接続するための結合手段であって、該補綴用心臓弁は、該固定部材を介して該心臓弁輪に装着され、該結合手段は、該固定部材に固定され、該心臓弁の該交連支柱の上で、該固定部材の該第1の端から延びており、該心臓弁を該固定部材に固定する、結合手段と
を備えている、システム。 - 前記結合手段は、第1の構成から、前記交連支柱を包む第2の構成に形状を変化させるように構成されている、請求項21に記載のシステム。
- 前記結合手段は、前記第1の構成から前記第2の構成に屈曲することができる展性のある材料から形成されている、請求項22に記載のシステム。
- 前記結合手段は、蝶番式であり、前記第1の構成から前記第2の構成に旋回することができる、請求項22に記載のシステム。
- 前記結合手段は、形状記憶材料から形成されており、該結合手段は、体内に移植されると、前記第1の構成から前記第2の構成に曲がるように構成されている、請求項22に記載のシステム。
- 前記固定部材は、略管状のステントを含み、該略管状のステントは、流入端よりも大きな直径を有する流出端を有しており、前記縫合リングは、該ステントの該流出端内にフィットする大きさである、請求項21に記載のシステム。
- 前記ステントは、前記流出端と前記流入端との間に隆起を形成し、該隆起は、前記心臓弁の前記縫合リングに座部を提供する、請求項26に記載のシステム。
- 前記隆起は、放射線不透過性の支持ワイヤを組み込んでいる、請求項27に記載のシステム。
- 前記結合手段は、複数の尖を有するワイヤフォーム状部材と、該尖に近接して囲繞および順応する交連と、該心臓弁の交連とを含み、該ワイヤフォーム状部材の尖は、前記固定部材に装着され、該ワイヤフォーム状部材は、該心臓弁の該交連支柱の各々の上に延びている複数の交連タブを含む、請求項21に記載のシステム。
- 前記ワイヤフォーム状部材の尖上の固定タブをさらに含み、該固定タブは、前記縫合リングを貫通し、前記固定部材に装着される、請求項29に記載のシステム。
- 前記ワイヤフォーム状部材の周囲に略連続的に配置された複数の固定タブをさらに含み、該複数の固定タブは、前記心臓弁との略均一の接触を提供する、請求項29に記載のシステム。
- 前記既製の非膨張性の補綴用心臓弁は、カリフォルニア州アーバインのEDWARDS LIFESCIENCESから入手可能な大動脈の心臓弁、Carpentier−Edwards PERIMOUNT Magna(登録商標)である、請求項21に記載のシステム。
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US68444305P | 2005-05-24 | 2005-05-24 | |
US60/684,443 | 2005-05-24 | ||
PCT/US2006/019999 WO2006127756A2 (en) | 2005-05-24 | 2006-05-24 | Rapid deployment prosthetic heart valve |
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US20150105856A1 (en) | 2015-04-16 |
US20060287719A1 (en) | 2006-12-21 |
CA2607744A1 (en) | 2006-11-30 |
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EP1883375A2 (en) | 2008-02-06 |
US20220211497A1 (en) | 2022-07-07 |
US10456251B2 (en) | 2019-10-29 |
CN101180010A (zh) | 2008-05-14 |
US20190091017A1 (en) | 2019-03-28 |
WO2006127756A2 (en) | 2006-11-30 |
EP2901967B1 (en) | 2019-10-02 |
JP2008541863A (ja) | 2008-11-27 |
US10226338B1 (en) | 2019-03-12 |
US8500798B2 (en) | 2013-08-06 |
US20170119525A1 (en) | 2017-05-04 |
WO2006127756A3 (en) | 2007-01-18 |
US9554903B2 (en) | 2017-01-31 |
EP2901967A1 (en) | 2015-08-05 |
EP3292838A1 (en) | 2018-03-14 |
CA2607744C (en) | 2015-11-24 |
US8911493B2 (en) | 2014-12-16 |
US20190201195A1 (en) | 2019-07-04 |
CN101180010B (zh) | 2010-12-01 |
US20060287717A1 (en) | 2006-12-21 |
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