WO2003105669A3 - Method and system for detecting ventricular suction - Google Patents
Method and system for detecting ventricular suction Download PDFInfo
- Publication number
- WO2003105669A3 WO2003105669A3 PCT/US2003/018859 US0318859W WO03105669A3 WO 2003105669 A3 WO2003105669 A3 WO 2003105669A3 US 0318859 W US0318859 W US 0318859W WO 03105669 A3 WO03105669 A3 WO 03105669A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- flow
- suction
- waveform
- detection methods
- accordance
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/026—Measuring blood flow
-
- 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
- A61M60/178—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart drawing blood from a ventricle and returning the blood to the arterial system via a cannula external to the ventricle, e.g. left or right ventricular assist devices
-
- 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
- A61M60/40—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
-
- 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
- A61M60/515—Regulation using real-time patient data
-
- 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
- A61M60/538—Regulation using real-time blood pump operational parameter data, e.g. motor current
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
-
- 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
-
- 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
- A61M60/422—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being electromagnetic, e.g. using canned motor pumps
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Mechanical Engineering (AREA)
- Anesthesiology (AREA)
- Medical Informatics (AREA)
- Physiology (AREA)
- Pathology (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- External Artificial Organs (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03760376A EP1558303A4 (en) | 2002-06-14 | 2003-06-13 | Method and system for detecting ventricular suction |
AU2003243576A AU2003243576A1 (en) | 2002-06-14 | 2003-06-13 | Method and system for detecting ventricular suction |
US10/675,669 US7396327B2 (en) | 2002-01-07 | 2003-09-30 | Blood pump system and method of operation |
US12/134,084 US7951062B2 (en) | 2002-01-07 | 2008-06-05 | Blood pump system and method of operation |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31931802P | 2002-06-14 | 2002-06-14 | |
US60/319,318 | 2002-06-14 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/000516 Continuation-In-Part WO2003057013A2 (en) | 2002-01-07 | 2003-01-08 | Method and system for detecting ventricular collapse |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/020268 Continuation-In-Part WO2004002552A1 (en) | 2002-01-07 | 2003-06-26 | Method and system for physiologic control of a blood pump |
US10/675,669 Continuation-In-Part US7396327B2 (en) | 2002-01-07 | 2003-09-30 | Blood pump system and method of operation |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003105669A2 WO2003105669A2 (en) | 2003-12-24 |
WO2003105669A3 true WO2003105669A3 (en) | 2004-03-25 |
Family
ID=29735884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/018859 WO2003105669A2 (en) | 2002-01-07 | 2003-06-13 | Method and system for detecting ventricular suction |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1558303A4 (en) |
AU (1) | AU2003243576A1 (en) |
WO (1) | WO2003105669A2 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005017546A1 (en) * | 2005-04-16 | 2006-10-19 | Impella Cardiosystems Gmbh | Method for controlling a blood pump |
JP2017518862A (en) | 2014-06-18 | 2017-07-13 | ハートウェア, インコーポレイテッドHeartware, Inc. | Method and device for identifying suction events |
US20160058930A1 (en) * | 2014-08-26 | 2016-03-03 | Thoratec Corporation | Blood pump and method of suction detection |
WO2016130846A1 (en) | 2015-02-11 | 2016-08-18 | Thoratec Corporation | Heart beat identification and pump speed synchronization |
IL245775A0 (en) | 2016-05-22 | 2016-08-31 | Joshua Ben Nun | Hybrid accommodating intraocular lens |
GB2578639A (en) | 2018-11-02 | 2020-05-20 | Rayner Intraocular Lenses Ltd | Hybrid accommodating intraocular lens assemblages including discrete lens unit with segmented lens haptics |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6066086A (en) * | 1996-11-01 | 2000-05-23 | Nimbus, Inc. | Speed control system for implanted blood pumps |
US6139487A (en) * | 1997-04-02 | 2000-10-31 | Impella Cardiotechnik Ag | Intracardiac pump device |
US6183412B1 (en) * | 1997-10-02 | 2001-02-06 | Micromed Technology, Inc. | Implantable pump system |
US20030045772A1 (en) * | 2001-08-16 | 2003-03-06 | Sanford Reich | Physiological heart pump control |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2404636A1 (en) * | 2000-03-27 | 2001-10-04 | The Cleveland Clinic Foundation | Chronic performance control system for rotodynamic blood pumps |
-
2003
- 2003-06-13 AU AU2003243576A patent/AU2003243576A1/en not_active Abandoned
- 2003-06-13 EP EP03760376A patent/EP1558303A4/en not_active Withdrawn
- 2003-06-13 WO PCT/US2003/018859 patent/WO2003105669A2/en not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6066086A (en) * | 1996-11-01 | 2000-05-23 | Nimbus, Inc. | Speed control system for implanted blood pumps |
US6139487A (en) * | 1997-04-02 | 2000-10-31 | Impella Cardiotechnik Ag | Intracardiac pump device |
US6183412B1 (en) * | 1997-10-02 | 2001-02-06 | Micromed Technology, Inc. | Implantable pump system |
US20030045772A1 (en) * | 2001-08-16 | 2003-03-06 | Sanford Reich | Physiological heart pump control |
Also Published As
Publication number | Publication date |
---|---|
WO2003105669A2 (en) | 2003-12-24 |
AU2003243576A8 (en) | 2003-12-31 |
EP1558303A2 (en) | 2005-08-03 |
AU2003243576A1 (en) | 2003-12-31 |
EP1558303A4 (en) | 2010-12-08 |
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