DE69100769T2 - Herzunterstützungsvorrichtung. - Google Patents
Herzunterstützungsvorrichtung.Info
- Publication number
- DE69100769T2 DE69100769T2 DE91830090T DE69100769T DE69100769T2 DE 69100769 T2 DE69100769 T2 DE 69100769T2 DE 91830090 T DE91830090 T DE 91830090T DE 69100769 T DE69100769 T DE 69100769T DE 69100769 T2 DE69100769 T2 DE 69100769T2
- Authority
- DE
- Germany
- Prior art keywords
- chamber
- blood
- selectively contractible
- chambers
- selectively
- 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.)
- Expired - Fee Related
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
- A61M60/80—Constructional details other than related to driving
- A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
- A61M60/89—Valves
- A61M60/894—Passive valves, i.e. valves actuated by the blood
-
- 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
- A61M60/165—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart
-
- 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
- A61M60/424—Details relating to driving for positive displacement blood pumps
- A61M60/427—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being hydraulic or pneumatic
-
- 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
- A61M60/424—Details relating to driving for positive displacement blood pumps
- A61M60/427—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being hydraulic or pneumatic
- A61M60/43—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being hydraulic or pneumatic using vacuum at the blood pump, e.g. to accelerate filling
-
- 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
- A61M60/50—Details relating to control
- A61M60/508—Electronic control means, e.g. for feedback regulation
- A61M60/562—Electronic control means, e.g. for feedback regulation for making blood flow pulsatile in blood pumps that do not intrinsically create pulsatile flow
- A61M60/569—Electronic control means, e.g. for feedback regulation for making blood flow pulsatile in blood pumps that do not intrinsically create pulsatile flow synchronous with the native heart beat
-
- 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)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Mechanical Engineering (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
- Prostheses (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT6720490A IT1240357B (it) | 1990-03-20 | 1990-03-20 | Dispositivo per assistenza ventricolare cardiaca, particolarmente per il ricupero della funzione miocardica depressa e per il mantenimento delle funzioni vitali dell'organismo |
US07/975,133 US5300113A (en) | 1990-03-20 | 1992-11-12 | Cardiac ventricular assistance device particularly for compensating for weakened heart muscle function and for maintaining the vital body functions |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69100769D1 DE69100769D1 (de) | 1994-01-27 |
DE69100769T2 true DE69100769T2 (de) | 1994-04-07 |
Family
ID=26329735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE91830090T Expired - Fee Related DE69100769T2 (de) | 1990-03-20 | 1991-03-12 | Herzunterstützungsvorrichtung. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5300113A (de) |
EP (1) | EP0449786B1 (de) |
AT (1) | ATE98497T1 (de) |
DE (1) | DE69100769T2 (de) |
ES (1) | ES2040691T3 (de) |
IT (1) | IT1240357B (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5429584A (en) * | 1990-11-09 | 1995-07-04 | Mcgill University | Cardiac assist method and apparatus |
US5409444A (en) * | 1992-03-04 | 1995-04-25 | Kensey Nash Corporation | Method and apparatus to reduce injury to the vascular system |
US6083215A (en) * | 1995-07-17 | 2000-07-04 | Milavetz; James J. | Method and apparatus for antegrade coronary perfusion |
AUPO522497A0 (en) * | 1997-02-19 | 1997-04-11 | Micromedical Industries Limited | Ball valve system for heart-assist device and method of manufacture |
US6610004B2 (en) | 1997-10-09 | 2003-08-26 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
UA56262C2 (uk) | 1997-10-09 | 2003-05-15 | Орквіс Медікел Корпорейшн | Імплантовувана система підтримки серця |
US6889082B2 (en) | 1997-10-09 | 2005-05-03 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
US6387037B1 (en) | 1997-10-09 | 2002-05-14 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
US6390969B1 (en) | 1997-10-09 | 2002-05-21 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
US6669726B2 (en) * | 1999-08-03 | 2003-12-30 | Juan M. Giambruno | Orthotopic total artificial heart |
US20040133062A1 (en) * | 2002-10-11 | 2004-07-08 | Suresh Pai | Minimally invasive cardiac force transfer structures |
US8540618B2 (en) | 2003-01-31 | 2013-09-24 | L-Vad Technology, Inc. | Stable aortic blood pump implant |
US8721515B2 (en) * | 2003-01-31 | 2014-05-13 | L-Vad Technology, Inc. | Rigid body aortic blood pump implant |
US7217236B2 (en) * | 2003-05-30 | 2007-05-15 | Innovamedica S.A. De C.V. | Universal pneumatic ventricular assist device |
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 |
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 |
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 |
US8376927B2 (en) | 2008-03-28 | 2013-02-19 | Vitalmex Internacional S.A. De S.V. | Fluid pumping ventricular assist device and components with static seal |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1528073A (en) * | 1972-02-18 | 1978-10-11 | Bruno A | Multipurpose cardiocirculatory assist device |
PL104172B1 (pl) * | 1975-12-31 | 1979-08-31 | Sztuczne serce poruszane miesniami oddechowymi | |
US4131604A (en) * | 1977-11-23 | 1978-12-26 | Thermo Electron Corporation | Polyurethane elastomer for heart assist devices |
SU1106511A1 (ru) * | 1981-04-24 | 1984-08-07 | Всесоюзный научный центр хирургии АМН СССР | Искусственный желудочек сердца |
US4453537A (en) * | 1981-08-04 | 1984-06-12 | Spitzer Daniel E | Apparatus for powering a body implant device |
JPS6072559A (ja) * | 1983-09-28 | 1985-04-24 | 日本ゼオン株式会社 | 人工心臓 |
US4820300A (en) * | 1985-06-20 | 1989-04-11 | Research Corporation Technologies, Inc. | Artificial heart |
US4813952A (en) * | 1985-08-01 | 1989-03-21 | Medtronic, Inc. | Cardiac assist device |
EP0216042B1 (de) * | 1985-08-01 | 1991-03-06 | Medtronic, Inc. | Vorrichtung zur Herzunterstützung |
FR2591488B1 (fr) * | 1985-12-13 | 1990-08-10 | Aerospatiale | Module extra-pericardique pour prothese cardiaque totale comportant deux modules de pompage decouples associes en une unite fonctionnellement indissociable. |
US4759760A (en) * | 1986-10-30 | 1988-07-26 | Snapp Jr Edward A | Cardiovascular pump system |
US4731076A (en) * | 1986-12-22 | 1988-03-15 | Baylor College Of Medicine | Piezoelectric fluid pumping system for use in the human body |
US4979936A (en) * | 1987-04-28 | 1990-12-25 | Trustees Of The University Of Pennsylvania | Autologous biologic pump motor |
US4888011A (en) * | 1988-07-07 | 1989-12-19 | Abiomed, Inc. | Artificial heart |
US5098442A (en) * | 1989-12-06 | 1992-03-24 | Medtronic, Inc. | Muscle contraction control by intramuscular pressure monitoring |
US5089019A (en) * | 1989-12-06 | 1992-02-18 | Medtronic, Inc. | Muscle work output monitor by intramuscular temperature variation measurement |
-
1990
- 1990-03-20 IT IT6720490A patent/IT1240357B/it active IP Right Grant
-
1991
- 1991-03-12 DE DE91830090T patent/DE69100769T2/de not_active Expired - Fee Related
- 1991-03-12 ES ES9191830090T patent/ES2040691T3/es not_active Expired - Lifetime
- 1991-03-12 EP EP91830090A patent/EP0449786B1/de not_active Expired - Lifetime
- 1991-03-12 AT AT91830090T patent/ATE98497T1/de not_active IP Right Cessation
-
1992
- 1992-11-12 US US07/975,133 patent/US5300113A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2040691T3 (es) | 1994-02-01 |
IT9067204A0 (it) | 1990-03-20 |
ATE98497T1 (de) | 1994-01-15 |
IT9067204A1 (it) | 1991-09-20 |
US5300113A (en) | 1994-04-05 |
EP0449786B1 (de) | 1993-12-15 |
ES2040691T1 (es) | 1993-11-01 |
DE69100769D1 (de) | 1994-01-27 |
EP0449786A1 (de) | 1991-10-02 |
IT1240357B (it) | 1993-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |