DE69207795T2 - Druckmesskatheter mit Lichtleiter und fluoreszenzlöschende Spitze - Google Patents

Druckmesskatheter mit Lichtleiter und fluoreszenzlöschende Spitze

Info

Publication number
DE69207795T2
DE69207795T2 DE69207795T DE69207795T DE69207795T2 DE 69207795 T2 DE69207795 T2 DE 69207795T2 DE 69207795 T DE69207795 T DE 69207795T DE 69207795 T DE69207795 T DE 69207795T DE 69207795 T2 DE69207795 T2 DE 69207795T2
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
DE69207795D1 (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
Application granted granted Critical
Publication of DE69207795D1 publication Critical patent/DE69207795D1/de
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)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Physiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary 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 DE69207795D1 (de) 1996-03-07
DE69207795T2 true 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)

Cited By (1)

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DE102014203254A1 (de) * 2014-02-24 2015-08-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. FRET-Drucksensor zur berührungsfreien Messung von Drücken

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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
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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
DE102005024578A1 (de) * 2005-05-25 2006-11-30 Raumedic Ag Sonde zur Messung des Sauerstoffgehaltes in biologischem Gewebe sowie Katheter mit einer derartigen Sonde
EP1929249B9 (de) 2005-08-12 2016-12-28 Fiso Technologies Inc. Einstückiger optischer fabry-perot-sensor und verfahren zu seiner herstellung
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
AU2007230945B2 (en) 2006-03-23 2013-05-02 The Penn State Research Foundation Heart assist device with expandable impeller pump
US8063384B2 (en) * 2006-11-28 2011-11-22 Nippon Sheet Glass Company, Limited Detection system and probe therefor
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
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
WO2010129075A1 (en) 2009-04-28 2010-11-11 Avinger, Inc. Guidewire support catheter
CN102460118B (zh) 2009-05-28 2015-03-25 阿维格公司 用于生物成像的光学相干断层扫描
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
US9188536B2 (en) 2010-01-27 2015-11-17 Luxcel Biosciences, Ltd Photoluminescent pressure probe
CA2803992C (en) 2010-07-01 2018-03-20 Avinger, Inc. Atherectomy catheters with longitudinally displaceable drive shafts
US10548478B2 (en) 2010-07-01 2020-02-04 Avinger, Inc. Balloon atherectomy catheters with imaging
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
CA2831306C (en) 2011-03-28 2018-11-20 Avinger, Inc. Occlusion-crossing devices, imaging, and atherectomy devices
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
US8721517B2 (en) 2012-05-14 2014-05-13 Thoratec Corporation Impeller for catheter pump
US9327067B2 (en) 2012-05-14 2016-05-03 Thoratec Corporation Impeller for catheter pump
US9446179B2 (en) 2012-05-14 2016-09-20 Thoratec Corporation Distal bearing support
DE102013008168A1 (de) 2012-05-14 2013-11-14 Thoratec Corporation Laufrad für Katheterpumpe
US9872947B2 (en) 2012-05-14 2018-01-23 Tc1 Llc Sheath system for catheter pump
US9345398B2 (en) 2012-05-14 2016-05-24 Avinger, Inc. Atherectomy catheter drive assemblies
EP2849636B1 (de) 2012-05-14 2020-04-22 Avinger, Inc. Optische kohärenztomografie mit gradientenindexfaser für biologische bildgebung
WO2013172970A1 (en) 2012-05-14 2013-11-21 Avinger, Inc. Atherectomy catheters with imaging
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
US10335173B2 (en) 2012-09-06 2019-07-02 Avinger, Inc. Re-entry stylet for catheter
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
EP4122520A1 (de) 2013-03-13 2023-01-25 Tc1 Llc Flüssigkeitsbehandlungssystem
US9308302B2 (en) 2013-03-15 2016-04-12 Thoratec Corporation Catheter pump assembly including a stator
CN105228514B (zh) 2013-03-15 2019-01-22 阿维格公司 光学压力传感器组件
US11096717B2 (en) 2013-03-15 2021-08-24 Avinger, Inc. Tissue collection device for catheter
WO2014143064A1 (en) 2013-03-15 2014-09-18 Avinger, Inc. Chronic total occlusion crossing devices with imaging
EP3019096B1 (de) 2013-07-08 2023-07-05 Avinger, Inc. System zur identifizierung von elastischen lamina zur anleitung einer interventionellen therapie
US9539090B2 (en) 2014-01-16 2017-01-10 Cook Medical Technologies Llc Transaortic valve access device
EP3102127B1 (de) 2014-02-06 2019-10-09 Avinger, Inc. Atherektomiekatheter
US10105475B2 (en) 2014-04-15 2018-10-23 Tc1 Llc Catheter pump introducer systems and methods
WO2015160942A1 (en) 2014-04-15 2015-10-22 Thoratec Corporation Catheter pump with off-set motor position
EP3131599B1 (de) 2014-04-15 2019-02-20 Tc1 Llc Katheterpumpe mit zugangsports
EP3131615B1 (de) 2014-04-15 2021-06-09 Tc1 Llc Sensoren für katheterpumpen
CN107106190B (zh) 2014-07-08 2020-02-28 阿维格公司 高速慢性全闭塞部横穿装置
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
WO2016118784A1 (en) 2015-01-22 2016-07-28 Thoratec Corporation Attachment mechanisms for motor of catheter pump
US9770543B2 (en) 2015-01-22 2017-09-26 Tc1 Llc Reduced rotational mass motor assembly for catheter pump
US9907890B2 (en) 2015-04-16 2018-03-06 Tc1 Llc Catheter pump with positioning brace
WO2017011587A1 (en) 2015-07-13 2017-01-19 Avinger, Inc. Micro-molded anamorphic reflector lens for image guided therapeutic/diagnostic catheters
JP6927986B2 (ja) 2016-01-25 2021-09-01 アビンガー・インコーポレイテッドＡｖｉｎｇｅｒ， Ｉｎｃ． 遅延補正を備えたｏｃｔイメージングカテーテル
WO2017173370A1 (en) 2016-04-01 2017-10-05 Avinger, Inc. Atherectomy catheter with serrated cutter
WO2017210466A1 (en) 2016-06-03 2017-12-07 Avinger, Inc. Catheter device with detachable distal end
WO2018006041A1 (en) 2016-06-30 2018-01-04 Avinger, Inc. Atherectomy catheter with shapeable distal tip
WO2021076356A1 (en) 2019-10-18 2021-04-22 Avinger, Inc. Occlusion-crossing devices

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US4509370A (en) * 1982-09-30 1985-04-09 Regents Of The University Of California Pressure-sensitive optrode
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014203254A1 (de) * 2014-02-24 2015-08-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. FRET-Drucksensor zur berührungsfreien Messung von Drücken

Also Published As

Publication number Publication date
EP0503812B1 (de) 1996-01-24
DE69207795D1 (de) 1996-03-07
EP0503812A3 (en) 1993-04-28
US5142155A (en) 1992-08-25
EP0503812A2 (de) 1992-09-16
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