JPH10511295A - 補強された長円形状の横断面を備えたカテーテル - Google Patents
補強された長円形状の横断面を備えたカテーテルInfo
- Publication number
- JPH10511295A JPH10511295A JP8520576A JP52057696A JPH10511295A JP H10511295 A JPH10511295 A JP H10511295A JP 8520576 A JP8520576 A JP 8520576A JP 52057696 A JP52057696 A JP 52057696A JP H10511295 A JPH10511295 A JP H10511295A
- Authority
- JP
- Japan
- Prior art keywords
- catheter
- shaft
- distal
- mandrel
- proximal
- 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
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/104—Balloon catheters used for angioplasty
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M25/09016—Guide wires with mandrils
- A61M25/09033—Guide wires with mandrils with fixed mandrils, e.g. mandrils fixed to tip; Tensionable wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M2025/0063—Catheters; Hollow probes characterised by structural features having means, e.g. stylets, mandrils, rods or wires to reinforce or adjust temporarily the stiffness, column strength or pushability of catheters which are already inserted into the human body
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Anesthesiology (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Child & Adolescent Psychology (AREA)
- Vascular Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.血管形成方法を実行するための拡張カテーテルにおいて、 a)基端部と、末端部と、その長さ方向に沿った長円形状の横断面と、基端軸 部と、末端軸部と、末端部に位置する案内ワイヤポートと、末端の案内ワイヤポ ートへ延びる案内ワイヤ受入れ内部ルーメンと、カテーテル軸の末端の基端寄り の位置まで延びる膨張ルーメンとを有する細長いカテーテル軸と、 b)膨張ルーメンと流体で連通する内部を有し、カテーテル軸の末端寄りの末 端カテーテル軸部に装着された膨張可能な拡張部材と、 c)基端軸部と末端軸部の間に配置された細長いマンドレルと、 からなる拡張カテーテル。 2.前記マンドレルは、比較的硬い基端部と比較的フレキシブルな末端部とを有 する請求項1に記載のカテーテル。 3.前記末端マンドルル部は、基端マンドレル部の対応する横断面寸法より小さ な少なくとも1つの横断面寸法を有する請求項2に記載のカテーテル。 4.前記末端マンドレル部は、膨張ルーメン内で、基端カテーテル軸部のある位 置から、軸の末端から基端側にはなれた末端軸部内のある位置まで延びている請 求項2に記載の拡張カテーテル。 5.前記カテーテル軸の前記膨張ルーメン内での前記マンドレルの長手方向位置 は固定されている請求項4に記載の拡張カテーテル。 6.前記カテーテルはカテーテル軸の基端に装着されたアダプターを有し、 前記マントルルは、該マンドレルの長手方向位置を前記膨張ルーメン内で固定 するために、前記アダプター内に固着された基端部を有していることを特徴とす る請求項5に記載の拡張カテーテル。 7.前記末端マンドレル部は約10から約40cmの長さである請求項2に記載 の拡張カテーテル。 8.前記末端カテーテル軸部は少なくとも1つの横断面寸法を有し、該横断面寸 法は基端カテーテル軸部の対応する横断面寸法よりも小さい請求項1に記載の拡 張カテーテル。 9.前記膨張拡張部材の基端側の前記末端カテーテル軸部は、約10から約40 cmの長さである請求項1に記載の拡張カテーテル。 10.前記マンドレルの基端部はその末端部よりも長い請求項1に記載の拡張カ テーテル。 11.前記マンドレルは、基端部と末端部の間に滑らかな遷移部を与えるために テーパ部を有する請求項10に記載の拡張カテーテル。 12.前記マンドレルの基端部は、前記カテーテル軸の基端部よりも十分に短く 、これにより前記マンドレルの遷移部が前記カテーテル軸の基端部内に位置する 請求項11に記載の拡張カテーテル。 13.前記長円横断面形状のカテーテル軸は、長寸法と、該長寸法に垂直な短寸 法とを有し、該短寸法は長寸法の約30%から約70%である請求項1に記載の 拡張カテーテル。 14.前記カテーテル軸は重合体材料からなる単一の押出し材(unitary extru sion)である請求項1に記載の拡張カテーテル。 15.前記カテーテル軸の末端部は卵形の横断面形状を有する請求項1に記載の 拡張カテーテル。 16.前記カテーテル軸の基端部は楕円形の横断面形状を有する請求項1に記載 の拡張カテーテル。 17.前記カテーテル軸の基端部は長円形の横断面形状を有する請求項1に記載 の拡張カテーテル。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36460894A | 1994-12-27 | 1994-12-27 | |
US08/364,608 | 1994-12-27 | ||
PCT/US1995/016862 WO1996020025A1 (en) | 1994-12-27 | 1995-12-21 | Catheter with reinforced oblong transverse cross section |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10511295A true JPH10511295A (ja) | 1998-11-04 |
JP3713048B2 JP3713048B2 (ja) | 2005-11-02 |
Family
ID=23435285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52057696A Expired - Lifetime JP3713048B2 (ja) | 1994-12-27 | 1995-12-21 | 補強された長円形状の横断面を備えたカテーテル |
Country Status (6)
Country | Link |
---|---|
US (1) | US5868706A (ja) |
EP (1) | EP0850084B1 (ja) |
JP (1) | JP3713048B2 (ja) |
CA (1) | CA2208795A1 (ja) |
DE (1) | DE69534065T2 (ja) |
WO (1) | WO1996020025A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007014820A (ja) * | 1999-12-22 | 2007-01-25 | Advanced Cardeovascular Syst Inc | 補強マンドレルを有するカテーテル |
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WO2005112813A1 (en) | 2004-05-17 | 2005-12-01 | C.R. Bard, Inc. | Method and apparatus for mapping and7or ablation of cardiac tissue |
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BR112013001024A2 (pt) | 2010-07-15 | 2016-05-24 | St Jude Medical | dispositivo de colocação para um dispositivo médico implantável, sistema para colocação de dispositivo médico implantável, e, método de colocação de válvula protética |
US10130470B2 (en) | 2010-08-17 | 2018-11-20 | St. Jude Medical, Llc | Sleeve for facilitating movement of a transfemoral catheter |
US9439795B2 (en) | 2010-09-17 | 2016-09-13 | St. Jude Medical, Cardiology Division, Inc. | Retainers for transcatheter heart valve delivery systems |
EP3308719B1 (en) * | 2011-05-26 | 2022-03-30 | ADN International, LLC | Expandable device for tissue collection from an aerodigestive body lumen |
US9370422B2 (en) | 2011-07-28 | 2016-06-21 | St. Jude Medical, Inc. | Expandable radiopaque marker for transcatheter aortic valve implantation |
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US9918837B2 (en) | 2012-06-29 | 2018-03-20 | St. Jude Medical, Cardiology Division, Inc. | System to assist in the release of a collapsible stent from a delivery device |
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-
1995
- 1995-12-21 DE DE69534065T patent/DE69534065T2/de not_active Expired - Lifetime
- 1995-12-21 CA CA002208795A patent/CA2208795A1/en not_active Abandoned
- 1995-12-21 WO PCT/US1995/016862 patent/WO1996020025A1/en active IP Right Grant
- 1995-12-21 EP EP95943976A patent/EP0850084B1/en not_active Expired - Lifetime
- 1995-12-21 JP JP52057696A patent/JP3713048B2/ja not_active Expired - Lifetime
-
1997
- 1997-03-17 US US08/820,052 patent/US5868706A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007014820A (ja) * | 1999-12-22 | 2007-01-25 | Advanced Cardeovascular Syst Inc | 補強マンドレルを有するカテーテル |
Also Published As
Publication number | Publication date |
---|---|
JP3713048B2 (ja) | 2005-11-02 |
EP0850084B1 (en) | 2005-03-09 |
WO1996020025A1 (en) | 1996-07-04 |
US5868706A (en) | 1999-02-09 |
DE69534065D1 (de) | 2005-04-14 |
EP0850084A1 (en) | 1998-07-01 |
CA2208795A1 (en) | 1996-07-04 |
DE69534065T2 (de) | 2005-09-15 |
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