EP4704961A2 - Katheterblutpumpen und zugehörige verfahren - Google Patents

Katheterblutpumpen und zugehörige verfahren

Info

Publication number
EP4704961A2
EP4704961A2 EP24798160.8A EP24798160A EP4704961A2 EP 4704961 A2 EP4704961 A2 EP 4704961A2 EP 24798160 A EP24798160 A EP 24798160A EP 4704961 A2 EP4704961 A2 EP 4704961A2
Authority
EP
European Patent Office
Prior art keywords
blood pump
pressure
catheter
flow rate
polynomial
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.)
Pending
Application number
EP24798160.8A
Other languages
English (en)
French (fr)
Inventor
Daniel Hildebrand
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Supira Medical Inc
Original Assignee
Supira Medical Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Supira Medical Inc filed Critical Supira Medical Inc
Publication of EP4704961A2 publication Critical patent/EP4704961A2/de
Pending legal-status Critical Current

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
    • A61M60/20—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
    • A61M60/10—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
    • 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
    • A61M60/50—Details relating to control
    • A61M60/508—Electronic control means, e.g. for feedback regulation
    • A61M60/515—Regulation using real-time patient data
    • A61M60/523—Regulation using real-time patient data using blood flow data, e.g. from blood flow transducers
    • 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
    • A61M60/531—Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
    • 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
    • A61M60/857—Implantable blood tubes
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Mechanical Engineering (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Medical Informatics (AREA)
  • Vascular Medicine (AREA)
  • External Artificial Organs (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
EP24798160.8A 2023-04-28 2024-04-29 Katheterblutpumpen und zugehörige verfahren Pending EP4704961A2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202363498923P 2023-04-28 2023-04-28
PCT/US2024/026768 WO2024227135A2 (en) 2023-04-28 2024-04-29 Catheter blood pumps and associated methods

Publications (1)

Publication Number Publication Date
EP4704961A2 true EP4704961A2 (de) 2026-03-11

Family

ID=93257435

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24798160.8A Pending EP4704961A2 (de) 2023-04-28 2024-04-29 Katheterblutpumpen und zugehörige verfahren

Country Status (2)

Country Link
EP (1) EP4704961A2 (de)
WO (1) WO2024227135A2 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2037236A3 (de) * 2007-09-11 2011-01-19 Levitronix LLC Verfahren zur Kalibrierung einer Durchflussmessung in einem Strömungssystem, sowie ein Strömungssystem zur Durchführung des Verfahrens
US8449444B2 (en) * 2009-02-27 2013-05-28 Thoratec Corporation Blood flow meter
DE102010011798B4 (de) * 2010-03-17 2017-07-13 Fresenius Medical Care Deutschland Gmbh Verfahren und Vorrichtung zur Druck- oder Volumenstrombestimmung von medizinischen Fluiden
WO2013003370A2 (en) * 2011-06-27 2013-01-03 Heartware, Inc. Flow estimation in a blood pump
EP3311859B1 (de) * 2016-10-19 2019-12-04 Abiomed Europe GmbH Ventrikelunterstützungsvorrichtungssteuerung

Also Published As

Publication number Publication date
WO2024227135A3 (en) 2025-04-17
WO2024227135A2 (en) 2024-10-31

Similar Documents

Publication Publication Date Title
JP7840108B2 (ja) 血管内血液ポンプ内の血流を推定する方法、血管内血液ポンプ内の血流推定に用いる装置、及びコンピュータプログラム製品
US20230238146A1 (en) Systems and methods for determining cardiac output
AU2018280236B2 (en) Intravascular fluid movement devices, systems, and methods of use
JP3499510B2 (ja) 大動脈内バルーンカテーテルシステムおよび熱希釈心臓出力の測定
JP2021524355A (ja) 近位および遠位圧力または流れセンサならびに遠位センサのトラッキングを有する血管内ポンプ
CN114225214A (zh) 导管泵壳体结构以及导管泵装置
US20230001180A1 (en) Systems and methods of deriving pressures external to an intracardiac blood pump using internal pressure sensors
Van Mieghem et al. Design and Principle of Operation of the HeartMate PHPTM(Percutaneous
Samol et al. High-risk PCI under support of a pulsatile left ventricular assist device–First German experience with the iVAC2L system
EP4704961A2 (de) Katheterblutpumpen und zugehörige verfahren
CN219071818U (zh) 一种基于外置式传感器的导管泵组件
US20260115454A1 (en) Catheter blood pumps and associated methods
AU2024219398B2 (en) Intravascular fluid movement devices, systems, and methods of use
US20250135183A1 (en) Hubs for catheter blood pumps
US20250135185A1 (en) Pump systems and methods
US20250114591A1 (en) Blood pump systems and methods
HK40051050A (en) Systems for system identification
HK40051050B (en) Systems for system identification

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20251006

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR