JPH08500512A - カテーテルポンプ - Google Patents
カテーテルポンプInfo
- Publication number
- JPH08500512A JPH08500512A JP6507115A JP50711594A JPH08500512A JP H08500512 A JPH08500512 A JP H08500512A JP 6507115 A JP6507115 A JP 6507115A JP 50711594 A JP50711594 A JP 50711594A JP H08500512 A JPH08500512 A JP H08500512A
- Authority
- JP
- Japan
- Prior art keywords
- pump
- catheter
- propeller
- transplantation
- drive
- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/40—Details relating to driving
- A61M60/403—Details relating to driving for non-positive displacement blood pumps
- A61M60/408—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable
- A61M60/411—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor
- A61M60/414—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor transmitted by a rotating cable, e.g. for blood pumps mounted on a catheter
-
- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
- A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
- A61M60/13—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
-
- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/20—Type thereof
- A61M60/205—Non-positive displacement blood pumps
- A61M60/216—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
- A61M60/237—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having mainly axial components, e.g. axial flow pumps
-
- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/80—Constructional details other than related to driving
- A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
- A61M60/804—Impellers
- A61M60/806—Vanes or blades
- A61M60/808—Vanes or blades specially adapted for deformable impellers, e.g. expandable impellers
-
- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/80—Constructional details other than related to driving
- A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
- A61M60/818—Bearings
- A61M60/825—Contact bearings, e.g. ball-and-cup or pivot bearings
-
- 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
-
- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
- A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
- A61M60/148—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel in line with a blood vessel using resection or like techniques, e.g. permanent endovascular heart assist devices
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Cardiology (AREA)
- Public Health (AREA)
- Mechanical Engineering (AREA)
- Vascular Medicine (AREA)
- External Artificial Organs (AREA)
- Reciprocating Pumps (AREA)
- Prostheses (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Flexible Shafts (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 移植用カテーテルポンプにおいて、外端部が外部駆動源に連結可能にな った駆動ケーブル(1)が貫通する細長いスリーブ(2)と、前記駆動ケーブル (1)の内端部の近くに位置した駆動ロータ(7)とを有し、前記駆動ロータが 外側へ折りたたみ可能なプロペラ(7)の形をしていることを特徴とする移植用 カテーテルポンプ。 2. 請求の範囲第1項記載の移植用カテーテルポンプにおいて、前記スリー ブ(2)が前記プロペラ(7)に近接した膨脹部分(4)を有する移植用カテー テルポンプ。 3. 請求の範囲第2項記載の移植用カテーテルポンプにおいて、前記スリー ブ(2)の膨脹部分が、該スリーブ(2)の縦方向に延在するフィラメント(4 )の形をしていることを特徴とする移植用カテーテルポンプ。 4. 請求の範囲第3項記載の移植用カテーテルポンプにおいて、前記フィラ メント(4)の前端が共通の取付部(9)に結合されており、前記取付部(9) は、前記プロペラ(7)の周りで前記フィラメント(4)のケージを形成してい る間に、前記スリーブ(2)の外端部に対して相対的に移動可能に配置されてい ることを特徴とする移植用カテーテルポンプ。 5. 請求の範囲第4項記載の移植用カテーテルポンプにおいて、前記取付部 (9)が駆動ケーブル(1)に取付けられていて、前記ケーブルが、前記フィラ メント(4)のケージを膨脹させるために、軸線方向に移動可能であることを特 徴とする移植用カテーテルポンプ。 6. 請求の範囲第1項から第5項のいずれか1項記載の移植用カテーテルポ ンプにおいて、前記プロペラ(7)が前記駆動ケーブル(1)によって外側へ折 りたたまれるように配置され、従って、軸線方向に移動可能であることを特徴と する移植用カテーテルポンプ。 7. 請求の範囲第1項から第6項のいずれか1項記載の移植用カテーテルポ ンプにおいて、前記駆動ケーブル(1)が外部スリーブ(1b)を有した内部コ ア(1a)の形をしており、前記外部スリーブ(1b)は前記コア(1a)に対 して軸線方向に相対的に移動可能てあることを特徴とする移植用カテーテルポン プ。 8. 請求の範囲第7項記載の移植用カテーテルポンプにおいて、前記プロペ ラ(7)および前記駆動ケーブル(1)の前記コア(1a)と前記外部スリーブ (1b)とのそれぞれに対してリンク機構(6)が取付けられており、前記リン ク機構(6)が、前記駆動ケーブル(1)の前記内部コア(1a)と前記外部ス リーブ(16)との間の相対的な移動によって、前記プロペラ(7)が外側へ折 りたたまれるような構造を有していることを特徴とする移植用カテーテルポンプ 。 9. 請求の範囲第2項から第8項記載の移植用カテーテルポンプにおいて、 前記膨脹部分が、ゴムあるいはその類似物のような弾性材料から成る前記スリー ブ(2)あるいは管(8)によって取囲まれていることを特徴とする移植用カテ ーテルポンプ。 10. 請求の範囲第1項から第9項のいずれか1項記載の移植用カテーテル ポンプにおいて、前記駆動ケーブル(1)が10,000rpm以下、好ましくは 3から5000rpmの回転数で回転されるよう配置されることを特徴とする移植 用カテーテルポンプ。 11. 請求の範囲第1項から第10項のいずれか1項記載の移植用カテーテ ルポンプにおいて、前記プロペラ(7)が外側へ折りたたまれた状態において、 10から20ミリメートル、好ましくは約15ミリメートルの作動直径を有して いることを特徴とする移植用カテーテルポンプ。 12. 請求の範囲第1項から第11項のいずれか1項記載の移植用カテーテ ルポンプにおいて、前記ポンプが0.25から1ワット、好ましくは約0.5ワ ットの有効ポンプ動力を受けていることを特徴とする移植用カテーテルポンプ。 13. 請求の範囲第1項から第12項のいずれか1項記載の移植用カテーテ ルポンプにおいて、前記プロペラ(7′,7″)が駆動軸上に個々に担持された 多数のプロペラ羽根を有し、前記羽根が、駆動軸(1′,1″)の回転中の遠心 力およびあるいはポンプ力によって、外側へ向かってその作動位置へ折りたたま れるように配置されていることを特徴とする移植用カテーテルポンプ。 14. 請求の範囲第13項記載の移植用カテーテルポンプにおいて、前記プ ロ ペラ羽根(7′,7″)が、その作動位置において、前記駆動軸(1′,1″) に取付けられたプロペラ支持体(10′,10″)と接触していることを特徴と する移植用カテーテルポンプ。 15. 請求の範囲第13項記載の移植用カテーテルポンプにおいて、前記プ ロペラ羽根(7″)が、その作動位置において、前記駆動軸(1′,1″)に取 付けられた前記プロペラ支持体(10″)と、前記駆動軸(1′,1″)と共に 回転可能なスリーブ(11″)との間で、固定されていることを特徴とする移植 用カテーテルポンプ。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9202517-0 | 1992-09-02 | ||
| SE9202517A SE501215C2 (sv) | 1992-09-02 | 1992-09-02 | Kateterpump |
| PCT/SE1993/000690 WO1994005347A1 (en) | 1992-09-02 | 1993-08-19 | Catheter pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08500512A true JPH08500512A (ja) | 1996-01-23 |
| JP3278160B2 JP3278160B2 (ja) | 2002-04-30 |
Family
ID=20387070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50711594A Expired - Lifetime JP3278160B2 (ja) | 1992-09-02 | 1993-08-19 | カテーテルポンプ |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5749855A (ja) |
| EP (1) | EP0768900B1 (ja) |
| JP (1) | JP3278160B2 (ja) |
| AT (1) | ATE214294T1 (ja) |
| DE (1) | DE69331713T2 (ja) |
| DK (1) | DK0768900T3 (ja) |
| ES (1) | ES2170071T3 (ja) |
| SE (1) | SE501215C2 (ja) |
| WO (1) | WO1994005347A1 (ja) |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008519624A (ja) * | 2004-11-12 | 2008-06-12 | アビオメド オイローパ ゲーエムベーハー | 折り畳んで血管内に挿入可能な血液ポンプ |
| JP2009530041A (ja) * | 2006-03-23 | 2009-08-27 | ザ・ペン・ステート・リサーチ・ファンデーション | 拡張可能なインペラポンプを有する心臓補助装置 |
| JP2011525385A (ja) * | 2008-06-23 | 2011-09-22 | カーディオブリッジ ゲーエムベーハー | 循環補助のためのカテーテルポンプ |
| JP2012505038A (ja) * | 2008-10-06 | 2012-03-01 | インディアナ・ユニバーシティ・リサーチ・アンド・テクノロジー・コーポレーション | 能動的又は受動的補助のための方法及びその装置 |
| US8684904B2 (en) | 2009-07-01 | 2014-04-01 | Thoratec Corporation | Blood pump with expandable cannula |
| US8721517B2 (en) | 2012-05-14 | 2014-05-13 | Thoratec Corporation | Impeller for catheter pump |
| US8992163B2 (en) | 2004-09-17 | 2015-03-31 | Thoratec Corporation | Expandable impeller pump |
| US9138518B2 (en) | 2011-01-06 | 2015-09-22 | Thoratec Corporation | Percutaneous heart pump |
| US9358329B2 (en) | 2012-07-03 | 2016-06-07 | Thoratec Corporation | Catheter pump |
| US9421311B2 (en) | 2012-07-03 | 2016-08-23 | Thoratec Corporation | Motor assembly for catheter pump |
| US9446179B2 (en) | 2012-05-14 | 2016-09-20 | Thoratec Corporation | Distal bearing support |
| JP2017094191A (ja) * | 2011-08-29 | 2017-06-01 | ミネトロニクス, インコーポレイテッド | 拡張可能脈管ポンプ |
| US9872947B2 (en) | 2012-05-14 | 2018-01-23 | Tc1 Llc | Sheath system for catheter pump |
| JP2020507368A (ja) * | 2017-02-13 | 2020-03-12 | カーディオブリッジ ゲーエムベーハー | 動脈血管に導入するためのポンプヘッドを有するカテーテルポンプ |
| JP2020507370A (ja) * | 2017-02-13 | 2020-03-12 | カーディオブリッジ ゲーエムベーハー | 動脈血管に挿入するためのポンプヘッドを有するカテーテルポンプ |
| US11077294B2 (en) | 2013-03-13 | 2021-08-03 | Tc1 Llc | Sheath assembly for catheter pump |
| US11219756B2 (en) | 2012-07-03 | 2022-01-11 | Tc1 Llc | Motor assembly for catheter pump |
| JP2022529057A (ja) * | 2019-04-19 | 2022-06-16 | アビオメド インコーポレイテッド | 冷却された機械的循環補助システムおよび操作の方法 |
| US12350483B2 (en) | 2016-07-21 | 2025-07-08 | Tc1 Llc | Fluid seals for catheter pump motor assembly |
| US12478774B2 (en) | 2014-04-15 | 2025-11-25 | Tc1 Llc | Catheter pump with off-set motor position |
| US12491354B2 (en) | 2012-05-14 | 2025-12-09 | Tc1 Llc | Sheath system for catheter pump |
| US12527948B2 (en) | 2013-03-13 | 2026-01-20 | Tc1 Llc | Fluid handling system |
| US12551688B2 (en) | 2014-04-15 | 2026-02-17 | Tc1 Llc | Heart pump providing adjustable outflow |
| US12569668B2 (en) | 2012-05-14 | 2026-03-10 | Tc1 Llc | Impeller for catheter pump |
Families Citing this family (203)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE501215C2 (sv) * | 1992-09-02 | 1994-12-12 | Oeyvind Reitan | Kateterpump |
| DE19535781C2 (de) * | 1995-09-26 | 1999-11-11 | Fraunhofer Ges Forschung | Vorrichtung zur aktiven Strömungsunterstützung von Körperflüssigkeiten |
| US5746709A (en) * | 1996-04-25 | 1998-05-05 | Medtronic, Inc. | Intravascular pump and bypass assembly and method for using the same |
| US6889082B2 (en) | 1997-10-09 | 2005-05-03 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
| US6610004B2 (en) | 1997-10-09 | 2003-08-26 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
| DE29804046U1 (de) * | 1998-03-07 | 1998-04-30 | Günther, Rolf W., Prof. Dr.med., 52074 Aachen | Perkutan implantierbare selbstentfaltbare Axialpumpe zur temporären Herzunterstützung |
| US6685627B2 (en) | 1998-10-09 | 2004-02-03 | Swaminathan Jayaraman | Modification of properties and geometry of heart tissue to influence heart function |
| US8715156B2 (en) * | 1998-10-09 | 2014-05-06 | Swaminathan Jayaraman | Modification of properties and geometry of heart tissue to influence function |
| US6217541B1 (en) | 1999-01-19 | 2001-04-17 | Kriton Medical, Inc. | Blood pump using cross-flow principles |
| US6171295B1 (en) | 1999-01-20 | 2001-01-09 | Scimed Life Systems, Inc. | Intravascular catheter with composite reinforcement |
| US6245007B1 (en) * | 1999-01-28 | 2001-06-12 | Terumo Cardiovascular Systems Corporation | Blood pump |
| US7022100B1 (en) | 1999-09-03 | 2006-04-04 | A-Med Systems, Inc. | Guidable intravascular blood pump and related methods |
| US6981942B2 (en) * | 2001-11-19 | 2006-01-03 | University Of Medicine And Dentristy Of New Jersey | Temporary blood circulation assist device |
| DE10336902C5 (de) | 2003-08-08 | 2019-04-25 | Abiomed Europe Gmbh | Intrakardiale Pumpvorrichtung |
| US7682301B2 (en) | 2003-09-18 | 2010-03-23 | Thoratec Corporation | Rotary blood pump |
| US20050085683A1 (en) * | 2003-10-15 | 2005-04-21 | Bolling Steven F. | Implantable heart assist system and method of applying same |
| US20050131385A1 (en) * | 2003-12-12 | 2005-06-16 | Bolling Steven F. | Cannulae for selectively enhancing blood flow |
| WO2005074384A2 (en) * | 2004-02-10 | 2005-08-18 | Yossi Gross | Extracardiac blood flow amplification device |
| US7942804B2 (en) * | 2004-05-20 | 2011-05-17 | Cor-Med Vascular, Inc. | Replaceable expandable transmyocardial ventricular assist device |
| US20050277870A1 (en) * | 2004-06-10 | 2005-12-15 | Robert Pecor | Cannula having reduced flow resistance |
| US7445592B2 (en) | 2004-06-10 | 2008-11-04 | Orqis Medical Corporation | Cannulae having reduced flow resistance |
| CA2577051C (en) | 2004-08-13 | 2014-05-20 | Reynolds M. Delgado, Iii | Method and apparatus for long-term assisting a left ventricle to pump blood |
| US7544160B2 (en) * | 2005-02-10 | 2009-06-09 | Yossi Gross | Extracardiac blood flow amplification device |
| US20060184199A1 (en) * | 2005-02-14 | 2006-08-17 | O'leary Shawn | Apparatus and methods for reducing bleeding from a cannulation site |
| US20060224110A1 (en) * | 2005-03-17 | 2006-10-05 | Scott Michael J | Methods for minimally invasive vascular access |
| CA2611313A1 (en) | 2005-06-06 | 2006-12-14 | The Cleveland Clinic Foundation | Blood pump |
| US7878967B1 (en) * | 2005-10-06 | 2011-02-01 | Sanjaya Khanal | Heart failure/hemodynamic device |
| US8672611B2 (en) | 2006-01-13 | 2014-03-18 | Heartware, Inc. | Stabilizing drive for contactless rotary blood pump impeller |
| JP5155186B2 (ja) | 2006-01-13 | 2013-02-27 | ハートウェア、インコーポレイテッド | 回転式血液ポンプ |
| AU2007233078B2 (en) | 2006-03-31 | 2011-11-24 | Thoratec Corporation | Rotary blood pump |
| US8196580B2 (en) * | 2006-05-11 | 2012-06-12 | Yossi Gross | Implantable respiration therapy device |
| US9028392B2 (en) * | 2006-12-01 | 2015-05-12 | NuCardia, Inc. | Medical device |
| US7828710B2 (en) * | 2007-06-05 | 2010-11-09 | Medical Value Partners, Llc | Apparatus comprising a drive cable for a medical device |
| US8079948B2 (en) * | 2007-08-29 | 2011-12-20 | NuCardia, Inc. | Article comprising an impeller |
| US8439859B2 (en) | 2007-10-08 | 2013-05-14 | Ais Gmbh Aachen Innovative Solutions | Catheter device |
| US8489190B2 (en) | 2007-10-08 | 2013-07-16 | Ais Gmbh Aachen Innovative Solutions | Catheter device |
| EP2047873B1 (de) | 2007-10-08 | 2010-12-15 | Ais Gmbh Aachen Innovative Solutions | Katheter-Vorrichtung |
| EP2231222B1 (en) * | 2007-12-07 | 2014-02-12 | NuCardia, Inc. | Medical device |
| WO2009157408A1 (ja) | 2008-06-23 | 2009-12-30 | テルモ株式会社 | 血液ポンプ装置 |
| EP2194278A1 (de) | 2008-12-05 | 2010-06-09 | ECP Entwicklungsgesellschaft mbH | Fluidpumpe mit einem rotor |
| WO2010067682A1 (ja) | 2008-12-08 | 2010-06-17 | Ntn株式会社 | 遠心式ポンプ装置 |
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| US4817586A (en) * | 1987-11-24 | 1989-04-04 | Nimbus Medical, Inc. | Percutaneous bloom pump with mixed-flow output |
| US4919647A (en) * | 1988-10-13 | 1990-04-24 | Kensey Nash Corporation | Aortically located blood pumping catheter and method of use |
| US4969865A (en) * | 1989-01-09 | 1990-11-13 | American Biomed, Inc. | Helifoil pump |
| US4944722A (en) * | 1989-02-23 | 1990-07-31 | Nimbus Medical, Inc. | Percutaneous axial flow blood pump |
| US5324177A (en) * | 1989-05-08 | 1994-06-28 | The Cleveland Clinic Foundation | Sealless rotodynamic pump with radially offset rotor |
| US5163910A (en) * | 1990-04-10 | 1992-11-17 | Mayo Foundation For Medical Education And Research | Intracatheter perfusion pump apparatus and method |
| ES2020787A6 (es) * | 1990-07-20 | 1991-09-16 | Figuera Aymerich Diego | Bomba intra-ventricular expansible de asistencia circulatoria. |
| EP0566694A1 (en) * | 1991-01-09 | 1993-10-27 | EndoMedix Corporation | Method and device for intracorporeal liquidization of tissue and/or intracorporeal fragmentation of calculi during endoscopic surgical procedures |
| SE501215C2 (sv) * | 1992-09-02 | 1994-12-12 | Oeyvind Reitan | Kateterpump |
| US5368438A (en) * | 1993-06-28 | 1994-11-29 | Baxter International Inc. | Blood pump |
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1992
- 1992-09-02 SE SE9202517A patent/SE501215C2/sv not_active IP Right Cessation
-
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- 1993-08-19 DK DK93919761T patent/DK0768900T3/da active
- 1993-08-19 EP EP93919761A patent/EP0768900B1/en not_active Expired - Lifetime
- 1993-08-19 JP JP50711594A patent/JP3278160B2/ja not_active Expired - Lifetime
- 1993-08-19 DE DE69331713T patent/DE69331713T2/de not_active Expired - Lifetime
- 1993-08-19 ES ES93919761T patent/ES2170071T3/es not_active Expired - Lifetime
- 1993-08-19 AT AT93919761T patent/ATE214294T1/de active
- 1993-08-19 WO PCT/SE1993/000690 patent/WO1994005347A1/en not_active Ceased
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1995
- 1995-02-27 US US08/387,941 patent/US5749855A/en not_active Expired - Lifetime
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| US9717833B2 (en) | 2004-09-17 | 2017-08-01 | The Penn State Research Foundation | Heart assist device with expandable impeller pump |
| US9364592B2 (en) | 2004-09-17 | 2016-06-14 | The Penn State Research Foundation | Heart assist device with expandable impeller pump |
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| JP2011143314A (ja) * | 2006-03-23 | 2011-07-28 | Penn State Research Foundation | ポンプ |
| JP2012152566A (ja) * | 2006-03-23 | 2012-08-16 | Penn State Research Foundation | ポンプのインペラを格納する方法および拡張可能ポンプを圧縮する方法 |
| US12404858B2 (en) | 2006-03-23 | 2025-09-02 | The Penn State Research Foundation | Catheter blood pump heart assist device |
| US10149932B2 (en) | 2006-03-23 | 2018-12-11 | The Penn State Research Foundation | Heart assist device with expandable impeller pump |
| JP2013063314A (ja) * | 2008-06-23 | 2013-04-11 | Cardiobridge Gmbh | 循環補助のためのカテーテルポンプ |
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Also Published As
| Publication number | Publication date |
|---|---|
| DE69331713T2 (de) | 2002-11-28 |
| EP0768900A1 (en) | 1997-04-23 |
| EP0768900B1 (en) | 2002-03-13 |
| SE501215C2 (sv) | 1994-12-12 |
| SE9202517L (sv) | 1994-03-03 |
| SE9202517D0 (sv) | 1992-09-02 |
| ATE214294T1 (de) | 2002-03-15 |
| US5749855A (en) | 1998-05-12 |
| WO1994005347A1 (en) | 1994-03-17 |
| JP3278160B2 (ja) | 2002-04-30 |
| DE69331713D1 (de) | 2002-04-18 |
| ES2170071T3 (es) | 2002-08-01 |
| DK0768900T3 (da) | 2002-07-08 |
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