JP2009539424A - 展開可能な固定機構を有する医療用電気リード - Google Patents
展開可能な固定機構を有する医療用電気リード Download PDFInfo
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
- A61N1/056—Transvascular endocardial electrode systems
- A61N1/057—Anchoring means; Means for fixing the head inside the heart
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
- A61B2017/00243—Type of minimally invasive operation cardiac
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
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- Surgery (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Otolaryngology (AREA)
- Radiology & Medical Imaging (AREA)
- Medical Informatics (AREA)
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- Electrotherapy Devices (AREA)
Abstract
Description
本出願は、Brian D.Soltis,et al.による2006年6月2日に出願された、「MEDICAL ELECTRICAL LEAD WITH EXPANDABLE FIXATION FEATURES」と題する同時係属米国特許出願第11/422000号と関連する。上記出願は、あらゆる目的のために参照によって本明細書に組み込まれる。
Claims (18)
- 心臓血管に部分的に差し込まれるように構成された医療用電気リードであって、そのリードが、
近位領域と遠位領域を備えた細長い本体と、
前記本体内に配置され、かつ前記電極に電気結合された導体と、
前記本体内に少なくとも部分的に収容され、かつ前記径方向に拡張可能な構造の径方向に折り畳まれた、及び径方向に拡張された形態間の選択を容易にするために前記径方向に拡張可能な構造の第2端部に操作可能に接続されたテンドンと
を含むリードであって、
前記本体の遠位領域が、
本体上に電極と、
前記本体に固定して取り付けられた第1端部と、前記本体に滑動自在に結合された第2端部とを有する径方向に拡張可能な構造を含み、前記径方向に拡張可能な構造が、径方向に折り畳まれた形態から径方向に拡張された形態に変化するように構成される固定機構とを含むことを特徴とする医療用電気リード。 - 前記固定機構が、前記本体に滑動自在に結合され、かつ径方向に拡張可能な構造の第2端部に固定して取り付けられた浮動部材を更に含む請求項1に記載のリード。
- 引張力が、前記テンドンに加えられる時、前記径方向に拡張可能な構造が、径方向に拡張された形態を取るように構成される請求項1に記載のリード。
- 引張力が、前記テンドンに加えられる時、前記固定機構が、径方向に折り畳まれた形態を取るように構成される請求項1に記載のリード。
- 前記遠位領域が、径方向に拡張可能な部分を径方向に拡張された形態に保持するように構成されたリード本体上に、保持構造を更に含む請求項1に記載のリード。
- 前記径方向に拡張可能な構造が、全体的に円筒形のステント構造を含む請求項1に記載のリード。
- 前記径方向に拡張可能な構造が、ベローズを含む請求項1に記載のリード。
- 前記径方向に拡張可能な構造が少なくとも1つのリブを含む請求項1に記載のリード。
- 前記径方向に拡張可能な構造がシースである請求項1に記載のリード。
- 前記径方向に拡張可能な構造が自己拡張構造を含む請求項1に記載のリード。
- 前記自己拡張構造が、全体的に円筒形のステント状構造を含む請求項10に記載のリード。
- 前記自己拡張構造が少なくとも1つのリブを含む請求項10に記載のリード。
- 前記自己拡張構造が形状記憶材料から実質的に作られる請求項10に記載のリード。
- 前記テンドンが潤滑性コーティングを含む請求項1に記載のリード。
- 前記径方向に拡張可能な構造がポリマーコーティングを含む請求項1に記載のリード。
- 血管に少なくとも部分的に差し込まれるように構成された、遠位領域と近位領域を備えた細長い本体と、
前記血管の内面に係合させるための、前記遠位領域内の径方向に拡張可能な固定手段であって、径方向に折り畳まれた形態から径方向に拡張された形態に変化するように操作可能である固定手段と、
前記近位領域から、前記径方向に拡張可能な固定手段に少なくとも延びる内腔と、
前記径方向に拡張可能な固定手段に操作可能に接続される、前記内腔内に配置されたテンドンと
を含む医療用電気リードであって、前記テンドンは、前記径方向に拡張可能な固定手段の径方向に折り畳まれた形態と、径方向に拡張された形態との間の選択を実施させるように操作可能であるリード。 - 引張力が、前記テンドンに加えられる時、前記径方向に拡張可能な固定手段が、径方向に折り畳まれた形態を取る請求項16に記載のリード。
- 引張力が、前記テンドンに加えられる時、前記径方向に拡張可能な固定手段が、径方向に拡張された形態を取る請求項16に記載のリード。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/422,000 US8052731B2 (en) | 2006-06-02 | 2006-06-02 | Medical electrical lead with expandable fixation features |
US11/422,000 | 2006-06-02 | ||
PCT/US2007/067884 WO2007143303A2 (en) | 2006-06-02 | 2007-05-01 | Medical electrical lead with expandable fixation features |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009539424A true JP2009539424A (ja) | 2009-11-19 |
JP5214595B2 JP5214595B2 (ja) | 2013-06-19 |
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Application Number | Title | Priority Date | Filing Date |
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JP2009513359A Expired - Fee Related JP5214595B2 (ja) | 2006-06-02 | 2007-05-01 | 展開可能な固定機構を有する医療用電気リード |
Country Status (4)
Country | Link |
---|---|
US (1) | US8052731B2 (ja) |
EP (1) | EP2024004B1 (ja) |
JP (1) | JP5214595B2 (ja) |
WO (1) | WO2007143303A2 (ja) |
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WO2016194913A1 (ja) * | 2015-06-01 | 2016-12-08 | 株式会社アライ・メッドフォトン研究所 | カテーテル |
JPWO2016194913A1 (ja) * | 2015-06-01 | 2018-03-22 | 株式会社アライ・メッドフォトン研究所 | カテーテル |
Also Published As
Publication number | Publication date |
---|---|
EP2024004B1 (en) | 2013-04-17 |
US8052731B2 (en) | 2011-11-08 |
WO2007143303A3 (en) | 2008-03-13 |
JP5214595B2 (ja) | 2013-06-19 |
US20070282414A1 (en) | 2007-12-06 |
EP2024004A2 (en) | 2009-02-18 |
WO2007143303A2 (en) | 2007-12-13 |
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