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SE8802765D0 - Miniatyriserad tryckgivare - Google Patents

Miniatyriserad tryckgivare

Info

Publication number
SE8802765D0
SE8802765D0 SE8802765A SE8802765A SE8802765D0 SE 8802765 D0 SE8802765 D0 SE 8802765D0 SE 8802765 A SE8802765 A SE 8802765A SE 8802765 A SE8802765 A SE 8802765A SE 8802765 D0 SE8802765 D0 SE 8802765D0
Authority
SE
Sweden
Prior art keywords
inner tube
pct
wall opening
tube
sec
Prior art date
Application number
SE8802765A
Other languages
English (en)
Other versions
SE460396B (sv
Inventor
T Engstrom
B Hook
L Tenerz
R Lonc
O Hammarstrom
Original Assignee
Radisensor Ab
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 Radisensor Ab filed Critical Radisensor Ab
Priority to SE8802765A priority Critical patent/SE460396B/sv
Publication of SE8802765D0 publication Critical patent/SE8802765D0/sv
Priority to PCT/SE1989/000422 priority patent/WO1990001294A1/en
Priority to US07/469,555 priority patent/US5085223A/en
Priority to JP1508384A priority patent/JP2719425B2/ja
Priority to EP89908898A priority patent/EP0382829A1/en
Publication of SE460396B publication Critical patent/SE460396B/sv

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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • 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
    • 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
    • G01L9/0077—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means for measuring reflected light

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Physiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Measuring Fluid Pressure (AREA)
SE8802765A 1988-07-29 1988-07-29 Miniatyriserad givaranordning foer maetning av fysiologiska tryck in vivo SE460396B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8802765A SE460396B (sv) 1988-07-29 1988-07-29 Miniatyriserad givaranordning foer maetning av fysiologiska tryck in vivo
PCT/SE1989/000422 WO1990001294A1 (en) 1988-07-29 1989-07-28 Miniaturized pressure sensor
US07/469,555 US5085223A (en) 1988-07-29 1989-07-28 Miniaturized pressure sensor having means for protection of diaphragm
JP1508384A JP2719425B2 (ja) 1988-07-29 1989-07-28 ミニチュア型圧力センサ
EP89908898A EP0382829A1 (en) 1988-07-29 1989-07-28 Miniaturized pressure sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8802765A SE460396B (sv) 1988-07-29 1988-07-29 Miniatyriserad givaranordning foer maetning av fysiologiska tryck in vivo

Publications (2)

Publication Number Publication Date
SE8802765D0 true SE8802765D0 (sv) 1988-07-29
SE460396B SE460396B (sv) 1989-10-09

Family

ID=20372995

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8802765A SE460396B (sv) 1988-07-29 1988-07-29 Miniatyriserad givaranordning foer maetning av fysiologiska tryck in vivo

Country Status (5)

Country Link
US (1) US5085223A (sv)
EP (1) EP0382829A1 (sv)
JP (1) JP2719425B2 (sv)
SE (1) SE460396B (sv)
WO (1) WO1990001294A1 (sv)

Families Citing this family (93)

* Cited by examiner, † Cited by third party
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US5279308A (en) * 1993-02-19 1994-01-18 Graphic Controls Corporation Intrauterine pressure catheter system
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US5701905A (en) * 1995-11-13 1997-12-30 Localmed, Inc. Guide catheter with sensing element
EP1479407B1 (en) * 1998-12-23 2006-03-01 Radi Medical Systems Ab Sensor and guide wire assembly
US6142958A (en) * 1998-12-23 2000-11-07 Radi Medical Systems Ab Sensor and guide wire assembly
US6231551B1 (en) * 1999-03-01 2001-05-15 Coaxia, Inc. Partial aortic occlusion devices and methods for cerebral perfusion augmentation
US6743196B2 (en) * 1999-03-01 2004-06-01 Coaxia, Inc. Partial aortic occlusion devices and methods for cerebral perfusion augmentation
US6506313B1 (en) * 2000-02-01 2003-01-14 Pacific Wave Industries, Inc. Ultraminiature fiber optic pressure transducer and method of fabrication
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US20020138091A1 (en) * 2001-03-23 2002-09-26 Devonrex, Inc. Micro-invasive nucleotomy device and method
US20020138021A1 (en) * 2001-03-23 2002-09-26 Devonrex, Inc. Micro-invasive tissue removal device
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US6663570B2 (en) 2002-02-27 2003-12-16 Volcano Therapeutics, Inc. Connector for interfacing intravascular sensors to a physiology monitor
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US8996090B2 (en) * 2002-06-03 2015-03-31 Exostat Medical, Inc. Noninvasive detection of a physiologic parameter within a body tissue of a patient
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US7686768B2 (en) * 2005-11-23 2010-03-30 Vital Sensors Holding Company, Inc. Implantable pressure monitor
US7682313B2 (en) * 2005-11-23 2010-03-23 Vital Sensors Holding Company, Inc. Implantable pressure monitor
US20080229821A1 (en) * 2007-03-20 2008-09-25 Reeder Kevin R Sensor impact protection apparatus
US9125562B2 (en) 2009-07-01 2015-09-08 Avinger, Inc. Catheter-based off-axis optical coherence tomography imaging system
US8062316B2 (en) 2008-04-23 2011-11-22 Avinger, Inc. Catheter system and method for boring through blocked vascular passages
WO2010129075A1 (en) 2009-04-28 2010-11-11 Avinger, Inc. Guidewire support catheter
AU2010253912B2 (en) 2009-05-28 2015-03-05 Avinger, Inc. Optical Coherence Tomography for biological imaging
EP2448502B1 (en) 2009-07-01 2022-04-06 Avinger, Inc. Atherectomy catheter with laterally-displaceable tip
US8478384B2 (en) 2010-01-19 2013-07-02 Lightlab Imaging, Inc. Intravascular optical coherence tomography system with pressure monitoring interface and accessories
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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
EP2588012B1 (en) 2010-07-01 2016-08-17 Avinger, Inc. Atherectomy catheters with longitudinally displaceable drive shafts
US8091430B1 (en) * 2010-09-14 2012-01-10 The United States Of America As Represented By The Secretary Of The Navy Protection system for diaphragm of MEMS device
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US9949754B2 (en) 2011-03-28 2018-04-24 Avinger, Inc. Occlusion-crossing devices
WO2012145133A2 (en) 2011-03-28 2012-10-26 Avinger, Inc. Occlusion-crossing devices, imaging, and atherectomy devices
CN106913358B (zh) 2011-05-31 2021-08-20 光学实验室成像公司 多模式成像系统、设备和方法
US10648918B2 (en) 2011-08-03 2020-05-12 Lightlab Imaging, Inc. Systems, methods and apparatus for determining a fractional flow reserve (FFR) based on the minimum lumen area (MLA) and the constant
US9339348B2 (en) 2011-08-20 2016-05-17 Imperial Colege of Science, Technology and Medicine Devices, systems, and methods for assessing a vessel
US10888232B2 (en) 2011-08-20 2021-01-12 Philips Image Guided Therapy Corporation Devices, systems, and methods for assessing a vessel
WO2013059363A1 (en) 2011-10-17 2013-04-25 Avinger, Inc. Atherectomy catheters and non-contact actuation mechanism for catheters
US9345406B2 (en) 2011-11-11 2016-05-24 Avinger, Inc. Occlusion-crossing devices, atherectomy devices, and imaging
WO2013164682A1 (en) 2012-05-03 2013-11-07 St. Jude Medical Systems Ab Tube and sensor guide wire comprising tube
EP2849636B1 (en) 2012-05-14 2020-04-22 Avinger, Inc. Optical coherence tomography with graded index fiber for biological imaging
WO2013172970A1 (en) 2012-05-14 2013-11-21 Avinger, Inc. Atherectomy catheters with imaging
WO2013172974A1 (en) 2012-05-14 2013-11-21 Avinger, Inc. Atherectomy catheter drive assemblies
EP3628989B1 (en) 2012-05-25 2021-08-25 Phyzhon Health Inc. Optical fiber pressure sensor
WO2014036507A1 (en) * 2012-08-31 2014-03-06 Volcano Corporation Mounting structures for components of intravascular devices
JP6523170B2 (ja) 2012-09-06 2019-05-29 アビンガー・インコーポレイテッドＡｖｉｎｇｅｒ， Ｉｎｃ． アテロームカテーテル及びアテロームアセンブリ
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
US9717422B2 (en) 2012-12-12 2017-08-01 Volcano Corporation Sheath with optically interrogatable sensors
WO2014142954A1 (en) 2013-03-15 2014-09-18 Avinger, Inc. Tissue collection device for catheter
CN105228514B (zh) * 2013-03-15 2019-01-22 阿维格公司 光学压力传感器组件
US9854979B2 (en) 2013-03-15 2018-01-02 Avinger, Inc. Chronic total occlusion crossing devices with imaging
EP3019096B1 (en) 2013-07-08 2023-07-05 Avinger, Inc. System for identification of elastic lamina to guide interventional therapy
US10327645B2 (en) 2013-10-04 2019-06-25 Vascular Imaging Corporation Imaging techniques using an imaging guidewire
US10470713B2 (en) 2013-10-25 2019-11-12 St. Jude Medical Coordination Center Bvba Sensor guide wire device and system including a sensor guide wire device
US10130269B2 (en) 2013-11-14 2018-11-20 Medtronic Vascular, Inc Dual lumen catheter for providing a vascular pressure measurement
US9877660B2 (en) 2013-11-14 2018-01-30 Medtronic Vascular Galway Systems and methods for determining fractional flow reserve without adenosine or other pharmalogical agent
US10537255B2 (en) 2013-11-21 2020-01-21 Phyzhon Health Inc. Optical fiber pressure sensor
US9913585B2 (en) 2014-01-15 2018-03-13 Medtronic Vascular, Inc. Catheter for providing vascular pressure measurements
EP3102127B1 (en) 2014-02-06 2019-10-09 Avinger, Inc. Atherectomy catheter
CA3187018A1 (en) 2014-04-04 2015-10-08 St. Jude Medical Systems Ab Intravascular pressure and flow data diagnostic systems, devices, and methods
US10973418B2 (en) 2014-06-16 2021-04-13 Medtronic Vascular, Inc. Microcatheter sensor design for minimizing profile and impact of wire strain on sensor
US11330989B2 (en) 2014-06-16 2022-05-17 Medtronic Vascular, Inc. Microcatheter sensor design for mounting sensor to minimize induced strain
US10201284B2 (en) 2014-06-16 2019-02-12 Medtronic Vascular Inc. Pressure measuring catheter having reduced error from bending stresses
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
US10258240B1 (en) 2014-11-24 2019-04-16 Vascular Imaging Corporation Optical fiber pressure sensor
US10194812B2 (en) 2014-12-12 2019-02-05 Medtronic Vascular, Inc. System and method of integrating a fractional flow reserve device with a conventional hemodynamic monitoring system
EP3714774A1 (en) 2015-02-26 2020-09-30 St. Jude Medical Coordination Center BVBA Pressure sensor and guide wire with self wetting tube
JP6896699B2 (ja) 2015-07-13 2021-06-30 アビンガー・インコーポレイテッドＡｖｉｎｇｅｒ， Ｉｎｃ． 画像誘導治療／診断カテーテル用マイクロ成形アナモフィック反射器レンズ
WO2017062839A1 (en) * 2015-10-09 2017-04-13 Vascular Imaging Corporation Optical sensor assemblies and methods
US11278248B2 (en) 2016-01-25 2022-03-22 Avinger, Inc. OCT imaging catheter with lag correction
WO2017173370A1 (en) 2016-04-01 2017-10-05 Avinger, Inc. Atherectomy catheter with serrated cutter
CN109475368A (zh) 2016-06-03 2019-03-15 阿维格公司 具有可拆卸远端的导管装置
JP7061080B2 (ja) 2016-06-30 2022-04-27 アビンガー・インコーポレイテッド 賦形な遠位先端を有するアテレクトミーカテーテル
US11272850B2 (en) 2016-08-09 2022-03-15 Medtronic Vascular, Inc. Catheter and method for calculating fractional flow reserve
US11330994B2 (en) 2017-03-08 2022-05-17 Medtronic Vascular, Inc. Reduced profile FFR catheter
US10646122B2 (en) 2017-04-28 2020-05-12 Medtronic Vascular, Inc. FFR catheter with covered distal pressure sensor and method of manufacture
US11235124B2 (en) 2017-08-09 2022-02-01 Medtronic Vascular, Inc. Collapsible catheter and method for calculating fractional flow reserve
US11219741B2 (en) 2017-08-09 2022-01-11 Medtronic Vascular, Inc. Collapsible catheter and method for calculating fractional flow reserve
WO2019203996A1 (en) 2018-04-17 2019-10-24 St. Jude Medical Coordination Center Bvba Sensor guide wire with three-hole jacket for improved manufacturability and reduced drift
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US11185244B2 (en) 2018-08-13 2021-11-30 Medtronic Vascular, Inc. FFR catheter with suspended pressure sensor
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Also Published As

Publication number Publication date
JP2719425B2 (ja) 1998-02-25
EP0382829A1 (en) 1990-08-22
SE460396B (sv) 1989-10-09
WO1990001294A1 (en) 1990-02-22
JPH03502060A (ja) 1991-05-16
US5085223A (en) 1992-02-04

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