DE69207795D1 - Druckmesskatheter mit Lichtleiter und fluoreszenzlöschende Spitze - Google Patents

Druckmesskatheter mit Lichtleiter und fluoreszenzlöschende Spitze

Info

Publication number
DE69207795D1
DE69207795D1 DE69207795T DE69207795T DE69207795D1 DE 69207795 D1 DE69207795 D1 DE 69207795D1 DE 69207795 T DE69207795 T DE 69207795T DE 69207795 T DE69207795 T DE 69207795T DE 69207795 D1 DE69207795 D1 DE 69207795D1
Authority
DE
Germany
Prior art keywords
light guide
pressure measuring
fluorescence quenching
measuring catheter
tip
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
Application number
DE69207795T
Other languages
English (en)
Other versions
DE69207795T2 (de
Inventor
Ganapati Mauze
William F Carlsen
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69207795D1 publication Critical patent/DE69207795D1/de
Application granted granted Critical
Publication of DE69207795T2 publication Critical patent/DE69207795T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
    • A61B5/02154—Measuring pressure in heart or blood vessels by means inserted into the body by optical transmission
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
    • G01L11/02—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0007—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using photoelectric means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Physiology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Measuring Fluid Pressure (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
DE69207795T 1991-03-11 1992-03-02 Druckmesskatheter mit Lichtleiter und fluoreszenzlöschende Spitze Expired - Fee Related DE69207795T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/667,701 US5142155A (en) 1991-03-11 1991-03-11 Catheter tip fluorescence-quenching fiber optic pressure sensor

Publications (2)

Publication Number Publication Date
DE69207795D1 true DE69207795D1 (de) 1996-03-07
DE69207795T2 DE69207795T2 (de) 1996-05-30

Family

ID=24679280

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69207795T Expired - Fee Related DE69207795T2 (de) 1991-03-11 1992-03-02 Druckmesskatheter mit Lichtleiter und fluoreszenzlöschende Spitze

Country Status (4)

Country Link
US (1) US5142155A (de)
EP (1) EP0503812B1 (de)
JP (1) JPH05103763A (de)
DE (1) DE69207795T2 (de)

Families Citing this family (77)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5233194A (en) * 1992-01-03 1993-08-03 Hewlett-Packard Company Optical gas sensor with enriching polymer
US5311013A (en) * 1992-10-15 1994-05-10 Abbott Laboratories Optical fiber distribution system for an optical fiber sensor in a luminescent sensor system
US5701905A (en) * 1995-11-13 1997-12-30 Localmed, Inc. Guide catheter with sensing element
DE19751875C2 (de) * 1997-11-22 2001-07-05 Karlsruhe Forschzent Herzkatheter mit Messung der Anpreßkraft
NO306427B1 (no) * 1998-03-06 1999-11-01 Leiv Eiriksson Nyfotek As Optisk trykksensor
GB2374925A (en) * 2001-04-24 2002-10-30 Anant Sharma Pressure detectors
US6702847B2 (en) * 2001-06-29 2004-03-09 Scimed Life Systems, Inc. Endoluminal device with indicator member for remote detection of endoleaks and/or changes in device morphology
JP3653536B2 (ja) * 2002-06-21 2005-05-25 独立行政法人航空宇宙技術研究所 光学的酸素濃度測定方法及び光学的酸素濃度測定用センサ
US7176272B2 (en) * 2002-11-08 2007-02-13 Leatech, Llc Pressure sensitive material
DE602004026560D1 (de) * 2003-02-24 2010-05-27 Bio Techplex Corp Optisch gekoppelter, elektrisch isolierter ultraempfindlicher dynamischer miniaturdrucksensor
JP2005233802A (ja) * 2004-02-20 2005-09-02 Yokogawa Electric Corp 物理量計測装置およびその装置を用いて行う物理量校正方法
US7393181B2 (en) 2004-09-17 2008-07-01 The Penn State Research Foundation Expandable impeller pump
US7841976B2 (en) 2006-03-23 2010-11-30 Thoratec Corporation Heart assist device with expandable impeller pump
DE102005024578A1 (de) * 2005-05-25 2006-11-30 Raumedic Ag Sonde zur Messung des Sauerstoffgehaltes in biologischem Gewebe sowie Katheter mit einer derartigen Sonde
WO2007019676A1 (en) 2005-08-12 2007-02-22 Fiso Technologies Inc. Single piece fabry-perot optical sensor and method of manufacturing the same
US20070073160A1 (en) 2005-09-13 2007-03-29 Children's Medical Center Corporation Light-guided transluminal catheter
US8954134B2 (en) * 2005-09-13 2015-02-10 Children's Medical Center Corporation Light-guided transluminal catheter
WO2008066054A1 (fr) * 2006-11-28 2008-06-05 Nippon Sheet Glass Company, Limited Système de détection et sa sonde
WO2008105435A1 (ja) * 2007-02-28 2008-09-04 Nippon Sheet Glass Company, Limited 蛍光検出システム
US8062316B2 (en) 2008-04-23 2011-11-22 Avinger, Inc. Catheter system and method for boring through blocked vascular passages
US8696695B2 (en) 2009-04-28 2014-04-15 Avinger, Inc. Guidewire positioning catheter
US9125562B2 (en) 2009-07-01 2015-09-08 Avinger, Inc. Catheter-based off-axis optical coherence tomography imaging system
JP5347656B2 (ja) * 2009-03-31 2013-11-20 日本ゼオン株式会社 カテーテル
JP6101078B2 (ja) 2009-05-28 2017-03-29 アビンガー・インコーポレイテッドＡｖｉｎｇｅｒ， Ｉｎｃ． バイオイメージングのための光コヒーレンストモグラフィ
JP5130590B2 (ja) * 2009-06-08 2013-01-30 国立大学法人宇都宮大学 血圧特定情報生成装置
EP2448502B1 (de) 2009-07-01 2022-04-06 Avinger, Inc. Atherektomiekatheter mit seitlich verschiebbarer spitze
EP2529201A1 (de) 2010-01-27 2012-12-05 Luxcel Biosciences Ltd. Fotolumineszente drucksonde
WO2014039099A1 (en) 2012-09-06 2014-03-13 Avinger, Inc. Balloon atherectomy catheters with imaging
CA2803992C (en) 2010-07-01 2018-03-20 Avinger, Inc. Atherectomy catheters with longitudinally displaceable drive shafts
WO2014039096A1 (en) 2012-09-06 2014-03-13 Avinger, Inc. Re-entry stylet for catheter
US11382653B2 (en) 2010-07-01 2022-07-12 Avinger, Inc. Atherectomy catheter
WO2012094641A2 (en) 2011-01-06 2012-07-12 Thoratec Corporation Percutaneous heart pump
US9949754B2 (en) 2011-03-28 2018-04-24 Avinger, Inc. Occlusion-crossing devices
EP3135232B1 (de) 2011-03-28 2018-05-02 Avinger, Inc. Verschlussöffnungsvorrichtungen sowie bildgebungs- und atherektomievorrichtungen
EP2768406B1 (de) 2011-10-17 2019-12-04 Avinger, Inc. Atherektomiekatheter und kontaktloser betätigungsmechanismus für katheter
DE102011117520A1 (de) * 2011-11-03 2013-05-08 Frank Schleifenbaum Sensorsystem für nicht intrusive Druckmessungen
US9345406B2 (en) 2011-11-11 2016-05-24 Avinger, Inc. Occlusion-crossing devices, atherectomy devices, and imaging
EP2849660B1 (de) 2012-05-14 2021-08-25 Avinger, Inc. Antriebsanordnungen für atherektomiekatheter
US8721517B2 (en) 2012-05-14 2014-05-13 Thoratec Corporation Impeller for catheter pump
US9872947B2 (en) 2012-05-14 2018-01-23 Tc1 Llc Sheath system for catheter pump
US9327067B2 (en) 2012-05-14 2016-05-03 Thoratec Corporation Impeller for catheter pump
EP2849661B1 (de) 2012-05-14 2020-12-09 Avinger, Inc. Atherektomiekatheter mit bildgebung
EP4218887A1 (de) 2012-05-14 2023-08-02 Tc1 Llc Mechanische kreislaufunterstützungsvorrichtung zur stabilisierung eines patienten nach einem kardiogenen schock
WO2013172972A1 (en) 2012-05-14 2013-11-21 Avinger, Inc. Optical coherence tomography with graded index fiber for biological imaging
US9446179B2 (en) 2012-05-14 2016-09-20 Thoratec Corporation Distal bearing support
US9358329B2 (en) 2012-07-03 2016-06-07 Thoratec Corporation Catheter pump
EP4186557A1 (de) 2012-07-03 2023-05-31 Tc1 Llc Motoranordnung für katheterpumpe
US9421311B2 (en) 2012-07-03 2016-08-23 Thoratec Corporation Motor assembly for catheter pump
US9498247B2 (en) 2014-02-06 2016-11-22 Avinger, Inc. Atherectomy catheters and occlusion crossing devices
US11284916B2 (en) 2012-09-06 2022-03-29 Avinger, Inc. Atherectomy catheters and occlusion crossing devices
US11033728B2 (en) 2013-03-13 2021-06-15 Tc1 Llc Fluid handling system
US11077294B2 (en) 2013-03-13 2021-08-03 Tc1 Llc Sheath assembly for catheter pump
EP2968718B1 (de) 2013-03-13 2021-04-21 Tc1 Llc Flüssigkeitsbehandlungssystem
US9308302B2 (en) 2013-03-15 2016-04-12 Thoratec Corporation Catheter pump assembly including a stator
EP2967507B1 (de) 2013-03-15 2018-09-05 Avinger, Inc. Gewebeentnahmevorrichtung für einen katheter
US9854979B2 (en) 2013-03-15 2018-01-02 Avinger, Inc. Chronic total occlusion crossing devices with imaging
WO2014142958A1 (en) * 2013-03-15 2014-09-18 Avinger, Inc. Optical pressure sensor assembly
JP6517198B2 (ja) 2013-07-08 2019-05-22 アビンガー・インコーポレイテッドＡｖｉｎｇｅｒ， Ｉｎｃ． 介入療法を案内する弾性層の識別
US9539090B2 (en) 2014-01-16 2017-01-10 Cook Medical Technologies Llc Transaortic valve access device
CA2938972A1 (en) 2014-02-06 2015-08-13 Avinger, Inc. Atherectomy catheters and occlusion crossing devices
DE102014203254A1 (de) * 2014-02-24 2015-08-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. FRET-Drucksensor zur berührungsfreien Messung von Drücken
US10583232B2 (en) 2014-04-15 2020-03-10 Tc1 Llc Catheter pump with off-set motor position
EP3479854A1 (de) 2014-04-15 2019-05-08 Tc1 Llc Katheterpumpe mit zugangsports
EP3131615B1 (de) * 2014-04-15 2021-06-09 Tc1 Llc Sensoren für katheterpumpen
EP3791920B1 (de) 2014-04-15 2024-07-03 Tc1 Llc Katheterpumpeneinführersystem
JP6728128B2 (ja) 2014-07-08 2020-07-22 アビンガー・インコーポレイテッドＡｖｉｎｇｅｒ， Ｉｎｃ． 慢性完全閉塞高速クロッシングデバイス
JP6511781B2 (ja) * 2014-11-13 2019-05-15 日本ゼオン株式会社 医療用スタイレット
US9675739B2 (en) 2015-01-22 2017-06-13 Tc1 Llc Motor assembly with heat exchanger for catheter pump
EP3247420B1 (de) 2015-01-22 2019-10-02 Tc1 Llc Motorbaugruppe verringerter rotierender masse für katheterpumpe
US9675738B2 (en) 2015-01-22 2017-06-13 Tc1 Llc Attachment mechanisms for motor of catheter pump
US9907890B2 (en) 2015-04-16 2018-03-06 Tc1 Llc Catheter pump with positioning brace
CN107920780B (zh) 2015-07-13 2022-01-11 阿维格公司 用于图像引导治疗/诊断导管的微模制畸变反射透镜
WO2017132247A1 (en) 2016-01-25 2017-08-03 Avinger, Inc. Oct imaging catheter with lag correction
JP6959255B2 (ja) 2016-04-01 2021-11-02 アビンガー・インコーポレイテッドＡｖｉｎｇｅｒ， Ｉｎｃ． 粥腫切除用カテーテルデバイス
EP3463123A4 (de) 2016-06-03 2020-01-08 Avinger, Inc. Kathetervorrichtung mit abnehmbarem distalen ende
US11224459B2 (en) 2016-06-30 2022-01-18 Avinger, Inc. Atherectomy catheter with shapeable distal tip
CN114746033A (zh) 2019-10-18 2022-07-12 阿维格公司 阻塞横穿装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4476870A (en) * 1982-03-30 1984-10-16 The United States Of America As Represented By The Department Of Health And Human Services Fiber optic PO.sbsb.2 probe
US4509370A (en) * 1982-09-30 1985-04-09 Regents Of The University Of California Pressure-sensitive optrode
US4691709A (en) * 1986-07-01 1987-09-08 Cordis Corporation Apparatus for measuring velocity of blood flow in a blood vessel
US4895156A (en) * 1986-07-02 1990-01-23 Schulze John E Sensor system using fluorometric decay measurements
US4785814A (en) * 1987-08-11 1988-11-22 Cordis Corporation Optical probe for measuring pH and oxygen in blood and employing a composite membrane
US4994396A (en) * 1987-12-14 1991-02-19 The Dow Chemical Company Method for measuring the concentration or partial pressure of oxygen

Also Published As

Publication number Publication date
DE69207795T2 (de) 1996-05-30
EP0503812A2 (de) 1992-09-16
US5142155A (en) 1992-08-25
EP0503812A3 (en) 1993-04-28
EP0503812B1 (de) 1996-01-24
JPH05103763A (ja) 1993-04-27

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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