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
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 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
EP1599711B1 (de) * 2003-02-24 2010-04-14 Bio Techplex Corporation 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
US7684657B2 (en) 2005-08-12 2010-03-23 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
EP3520834B1 (de) 2006-03-23 2022-04-27 The Penn State Research Foundation Herzunterstützungsvorrichtung mit erweiterbarer kreiselradpumpe
US8063384B2 (en) * 2006-11-28 2011-11-22 Nippon Sheet Glass Company, Limited Detection system and probe therefor
US8110816B2 (en) * 2007-02-28 2012-02-07 Nippon Sheet Glass Company, Limited Fluorescence detection system
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
EP2424608B1 (de) 2009-04-28 2014-03-19 Avinger, Inc. Trägerkatheter für führungsdraht
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
WO2011003006A2 (en) 2009-07-01 2011-01-06 Avinger, Inc. Atherectomy catheter with laterally-displaceable tip
EP2529201A1 (de) 2010-01-27 2012-12-05 Luxcel Biosciences Ltd. Fotolumineszente drucksonde
JP2013531542A (ja) 2010-07-01 2013-08-08 アビンガー・インコーポレイテッド 長手方向に移動可能なドライブシャフトを有するアテローム切除カテーテル
US11382653B2 (en) 2010-07-01 2022-07-12 Avinger, Inc. Atherectomy catheter
WO2014039096A1 (en) 2012-09-06 2014-03-13 Avinger, Inc. Re-entry stylet for catheter
US10548478B2 (en) 2010-07-01 2020-02-04 Avinger, Inc. Balloon atherectomy catheters with imaging
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
WO2013059363A1 (en) 2011-10-17 2013-04-25 Avinger, Inc. Atherectomy catheters and non-contact actuation mechanism for catheters
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
US11406412B2 (en) 2012-05-14 2022-08-09 Avinger, Inc. Atherectomy catheters with imaging
US9446179B2 (en) 2012-05-14 2016-09-20 Thoratec Corporation Distal bearing support
EP2849660B1 (de) 2012-05-14 2021-08-25 Avinger, Inc. Antriebsanordnungen für atherektomiekatheter
EP2849636B1 (de) 2012-05-14 2020-04-22 Avinger, Inc. Optische kohärenztomografie mit gradientenindexfaser für biologische bildgebung
US9872947B2 (en) 2012-05-14 2018-01-23 Tc1 Llc Sheath system for catheter pump
GB2504176A (en) 2012-05-14 2014-01-22 Thoratec Corp Collapsible impeller for catheter pump
US9327067B2 (en) 2012-05-14 2016-05-03 Thoratec Corporation Impeller for catheter pump
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
JP6530367B2 (ja) 2013-03-13 2019-06-12 ティーシーワン エルエルシー 流体導出入システム
US11077294B2 (en) 2013-03-13 2021-08-03 Tc1 Llc Sheath assembly for catheter pump
EP2967507B1 (de) 2013-03-15 2018-09-05 Avinger, Inc. Gewebeentnahmevorrichtung für einen katheter
US9308302B2 (en) 2013-03-15 2016-04-12 Thoratec Corporation Catheter pump assembly including a stator
EP2967371B1 (de) 2013-03-15 2024-05-15 Avinger, Inc. Vorrichtungen zur durchquerung einer chronischen totalen okklusion mit bildgebung
WO2014142958A1 (en) 2013-03-15 2014-09-18 Avinger, Inc. Optical pressure sensor assembly
WO2015006353A1 (en) 2013-07-08 2015-01-15 Avinger, Inc. Identification of elastic lamina to guide interventional therapy
US9539090B2 (en) 2014-01-16 2017-01-10 Cook Medical Technologies Llc Transaortic valve access device
CN106102608B (zh) 2014-02-06 2020-03-24 阿维格公司 旋切术导管和闭塞穿越设备
DE102014203254A1 (de) * 2014-02-24 2015-08-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. FRET-Drucksensor zur berührungsfreien Messung von Drücken
WO2015160942A1 (en) 2014-04-15 2015-10-22 Thoratec Corporation Catheter pump with off-set motor position
EP3791920B1 (de) 2014-04-15 2024-07-03 Tc1 Llc Katheterpumpeneinführersystem
WO2015160943A1 (en) * 2014-04-15 2015-10-22 Thoratec Corporation Sensors for catheter pumps
EP3131599B1 (de) 2014-04-15 2019-02-20 Tc1 Llc Katheterpumpe mit zugangsports
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
US9770543B2 (en) 2015-01-22 2017-09-26 Tc1 Llc Reduced rotational mass motor assembly for catheter pump
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
EP3322338A4 (de) 2015-07-13 2019-03-13 Avinger, Inc. Mikrogeformte anamorphotische reflektorlinse für bildgeführte therapeutische/diagnosekatheter
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
EP3435892B1 (de) 2016-04-01 2024-04-03 Avinger, Inc. Atherektomiekatheter mit gezahntem schneidwerkzeug
WO2017210466A1 (en) 2016-06-03 2017-12-07 Avinger, Inc. Catheter device with detachable distal end
EP3478190B1 (de) 2016-06-30 2023-03-15 Avinger, Inc. Atherektomiekatheter mit formbarer distaler spitze
WO2021076356A1 (en) 2019-10-18 2021-04-22 Avinger, Inc. Occlusion-crossing devices

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

Similar Documents

Publication Publication Date Title
DE69207795D1 (de) Druckmesskatheter mit Lichtleiter und fluoreszenzlöschende Spitze
DE69030731D1 (de) Katheter mit auflösbarer spitze
DE69413374D1 (de) Faser-Tastspitze mit mehreren Durchmessern
DE69232848D1 (de) Kathetervorrichtung mit Katheter- und Führungsdrahtwechsel
DE69316246D1 (de) Führungskatheter mit weicher Spitze
DE69224636D1 (de) Auswechselbarer ballonkatheter mit integriertem führungsdraht
DE69611297D1 (de) Zweirichtungssteuerbarer katheter mit ablenkbarer distaler spitze
DE69416412D1 (de) Angioplastischer katheter mit führungsdraht
DE69029141D1 (de) Angioplastie mit niedrigem physiologischen stress
DE69121580D1 (de) Führungsdraht oder katheter mit nachgiebiger spitze
FI103383B (fi) Katetri neulasuojuksella
NO941975D0 (no) Hydrogel med höy brytningsindeks og anvendelse derav
DE69229721D1 (de) Katheter mit veränderbarer lumenanzahl
DE68904891D1 (de) Lenkbarer fuehrungsdraht mit weicher verstellbarer spitze.
DE69122399D1 (de) Laserkatheter mit faseroptik
DE3787011D1 (de) Dilatationskatheter mit duennem fuehrungsdraht.
DE69507018D1 (de) Vorgefüllte spritze mit führungslappen
DE69216517D1 (de) Doppellumiger Katheter
DE69330369D1 (de) Beleuchtungsvorrichtung mit Lichtleiter
DK0447075T3 (da) Optisk fiber med forøget bøjningsmodstand
DE69426034D1 (de) Chirurgische Nähnadel mit niedriger Durchstecheigenschaft
DE69320034D1 (de) Autoperfusions-dilationskatheter
DE69026944D1 (de) Kathetereinführungsspritze
DE69409096D1 (de) Segmentierte schutzleiste mit verbesserter hautführung
DE69410148D1 (de) Kathetereinführungsvorrichtung mit verbessertem Nadelgreifglied

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee