JPS61500058A - 凝血抑制血液ポンプ - Google Patents

凝血抑制血液ポンプ

Info

Publication number
JPS61500058A
JPS61500058A JP59503706A JP50370684A JPS61500058A JP S61500058 A JPS61500058 A JP S61500058A JP 59503706 A JP59503706 A JP 59503706A JP 50370684 A JP50370684 A JP 50370684A JP S61500058 A JPS61500058 A JP S61500058A
Authority
JP
Japan
Prior art keywords
blood
bearing
fluid
pump
purge
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
Application number
JP59503706A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0472551B2 (enExample
Inventor
モイズ，ジヨン　シイー
Original Assignee
ニムバス，インコ−ポレ−テツド
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 ニムバス，インコ−ポレ−テツド filed Critical ニムバス，インコ−ポレ−テツド
Publication of JPS61500058A publication Critical patent/JPS61500058A/ja
Publication of JPH0472551B2 publication Critical patent/JPH0472551B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps
    • F04D29/108—Shaft sealings especially adapted for liquid pumps the sealing fluid being other than the working liquid or being the working liquid treated
    • 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
    • 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
    • A61M60/221—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having both radial and axial components, e.g. mixed 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
    • A61M60/416—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 directly by the motor rotor drive shaft
    • 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
    • A61M60/824—Hydrodynamic or fluid film 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
    • 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
    • A61M60/827—Sealings between moving parts
    • A61M60/829—Sealings between moving parts having a purge fluid supply
    • 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
    • A61M60/827—Sealings between moving parts
    • A61M60/829—Sealings between moving parts having a purge fluid supply
    • A61M60/831—Sealings between moving parts having a purge fluid supply using filtered blood as purge fluid
    • 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)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Cardiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • External Artificial Organs (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP59503706A 1983-09-28 1984-09-26 凝血抑制血液ポンプ Granted JPS61500058A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/537,243 US4704121A (en) 1983-09-28 1983-09-28 Anti-thrombogenic blood pump
US537243 1990-06-13

Publications (2)

Publication Number Publication Date
JPS61500058A true JPS61500058A (ja) 1986-01-16
JPH0472551B2 JPH0472551B2 (enExample) 1992-11-18

Family

ID=24141832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59503706A Granted JPS61500058A (ja) 1983-09-28 1984-09-26 凝血抑制血液ポンプ

Country Status (7)

Country Link
US (1) US4704121A (enExample)
EP (1) EP0157859B1 (enExample)
JP (1) JPS61500058A (enExample)
BR (1) BR8407085A (enExample)
CA (1) CA1222355A (enExample)
DE (1) DE3485662D1 (enExample)
WO (1) WO1985001436A1 (enExample)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0678995A (ja) * 1992-09-04 1994-03-22 Kyocera Corp 血液ポンプ
JPH0951944A (ja) * 1995-06-05 1997-02-25 Seiko Epson Corp 人工心臓ポンプのシール機構
JP2003508161A (ja) * 1999-09-03 2003-03-04 エイ−メド システムズ， インコーポレイテッド ガイド可能血管内血液ポンプおよび関連する方法
JP2006150106A (ja) * 1996-05-23 2006-06-15 San Medical Gijutsu Kenkyusho:Kk 人工臓器のパージ液循環装置
JP2008194482A (ja) * 1996-09-13 2008-08-28 Thoratec Corp 血液冷却軸受け付き移植可能電気軸流血液ポンプ
JP2015508678A (ja) * 2012-02-16 2015-03-23 アビオメド オイローパ ゲーエムベーハー 血管内血液ポンプ
WO2016125313A1 (ja) * 2015-02-06 2016-08-11 株式会社サンメディカル技術研究所 血液ポンプのパージ液循環装置及び補助人工心臓システム
JP2016168253A (ja) * 2015-03-13 2016-09-23 テルモ株式会社 医療用装置
JP2017035323A (ja) * 2015-08-11 2017-02-16 株式会社イワキ 潅流ポンプ
JP2020501740A (ja) * 2016-12-19 2020-01-23 アビオメド インコーポレイテッド 受動的パージシステムを備えた心臓ポンプ
US11874225B2 (en) 2018-07-26 2024-01-16 The University Of Tokyo Measurement device, measurement system, measurement program, and measurement method

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JP2016168253A (ja) * 2015-03-13 2016-09-23 テルモ株式会社 医療用装置
JP2017035323A (ja) * 2015-08-11 2017-02-16 株式会社イワキ 潅流ポンプ
JP2020501740A (ja) * 2016-12-19 2020-01-23 アビオメド インコーポレイテッド 受動的パージシステムを備えた心臓ポンプ
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JPH0472551B2 (enExample) 1992-11-18
WO1985001436A1 (en) 1985-04-11
US4704121A (en) 1987-11-03
CA1222355A (en) 1987-06-02
DE3485662D1 (de) 1992-05-21
EP0157859A4 (en) 1987-09-02

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