DE69220560D1 - Ultraschallströmungsmessgerät - Google Patents

Ultraschallströmungsmessgerät

Info

Publication number
DE69220560D1
DE69220560D1 DE69220560T DE69220560T DE69220560D1 DE 69220560 D1 DE69220560 D1 DE 69220560D1 DE 69220560 T DE69220560 T DE 69220560T DE 69220560 T DE69220560 T DE 69220560T DE 69220560 D1 DE69220560 D1 DE 69220560D1
Authority
DE
Germany
Prior art keywords
flow meter
ultrasonic flow
ultrasonic
meter
flow
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 - Lifetime
Application number
DE69220560T
Other languages
English (en)
Other versions
DE69220560T2 (de
Inventor
Christopher Miller
Ahmed Sharkawy
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.)
Escalon Vascular Access Inc
Original Assignee
Cardiovascular Dynamics Inc
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 Cardiovascular Dynamics Inc filed Critical Cardiovascular Dynamics Inc
Application granted granted Critical
Publication of DE69220560D1 publication Critical patent/DE69220560D1/de
Publication of DE69220560T2 publication Critical patent/DE69220560T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
DE69220560T 1991-12-23 1992-12-21 Ultraschallströmungsmessgerät Expired - Lifetime DE69220560T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/813,123 US5259385A (en) 1991-12-23 1991-12-23 Apparatus for the cannulation of blood vessels

Publications (2)

Publication Number Publication Date
DE69220560D1 true DE69220560D1 (de) 1997-07-31
DE69220560T2 DE69220560T2 (de) 1997-12-18

Family

ID=25211509

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69220560T Expired - Lifetime DE69220560T2 (de) 1991-12-23 1992-12-21 Ultraschallströmungsmessgerät

Country Status (5)

Country Link
US (1) US5259385A (de)
EP (1) EP0548872B1 (de)
JP (1) JP3732527B2 (de)
CA (1) CA2085912C (de)
DE (1) DE69220560T2 (de)

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US5450853A (en) * 1993-10-22 1995-09-19 Scimed Life Systems, Inc. Pressure sensor
US6203759B1 (en) 1996-05-31 2001-03-20 Packard Instrument Company Microvolume liquid handling system
US6537817B1 (en) 1993-05-31 2003-03-25 Packard Instrument Company Piezoelectric-drop-on-demand technology
US6521187B1 (en) 1996-05-31 2003-02-18 Packard Instrument Company Dispensing liquid drops onto porous brittle substrates
US5385148A (en) * 1993-07-30 1995-01-31 The Regents Of The University Of California Cardiac imaging and ablation catheter
US5484416A (en) * 1993-08-05 1996-01-16 Advanced Cardiovascular Systems, Inc. Coaxial cable vascular access system for use in various needles
US5690115A (en) * 1995-09-21 1997-11-25 Feldman; Charles L. Detecting vascular stenosis in chronic hemodialysis patients
US5979453A (en) * 1995-11-09 1999-11-09 Femrx, Inc. Needle myolysis system for uterine fibriods
US5951480A (en) * 1997-09-29 1999-09-14 Boston Scientific Corporation Ultrasound imaging guidewire with static central core and tip
US6312402B1 (en) * 1998-09-24 2001-11-06 Ekos Corporation Ultrasound catheter for improving blood flow to the heart
US7022088B2 (en) 1999-08-05 2006-04-04 Broncus Technologies, Inc. Devices for applying energy to tissue
US7462162B2 (en) 2001-09-04 2008-12-09 Broncus Technologies, Inc. Antiproliferative devices for maintaining patency of surgically created channels in a body organ
US7422563B2 (en) 1999-08-05 2008-09-09 Broncus Technologies, Inc. Multifunctional tip catheter for applying energy to tissue and detecting the presence of blood flow
US7583710B2 (en) 2001-01-30 2009-09-01 Board Of Trustees Operating Michigan State University Laser and environmental monitoring system
US7708712B2 (en) 2001-09-04 2010-05-04 Broncus Technologies, Inc. Methods and devices for maintaining patency of surgically created channels in a body organ
JP4064205B2 (ja) 2002-10-23 2008-03-19 学校法人東海大学 穿刺難易度評価装置
DE602004031829D1 (de) 2003-05-20 2011-04-28 Collins Ophthalmisches arzneimittelabgabesystem
US8545463B2 (en) 2003-05-20 2013-10-01 Optimyst Systems Inc. Ophthalmic fluid reservoir assembly for use with an ophthalmic fluid delivery device
US8308682B2 (en) 2003-07-18 2012-11-13 Broncus Medical Inc. Devices for maintaining patency of surgically created channels in tissue
EP1552793B1 (de) * 2004-01-07 2007-02-28 Universite Pierre Et Marie Curie Trocar device for the passage of a surgical instrument
US8409167B2 (en) 2004-07-19 2013-04-02 Broncus Medical Inc Devices for delivering substances through an extra-anatomic opening created in an airway
US20060106315A1 (en) * 2004-11-17 2006-05-18 Roger Edens Guided hypodermic cannula
US20070043290A1 (en) * 2005-08-03 2007-02-22 Goepp Julius G Method and apparatus for the detection of a bone fracture
US7931594B2 (en) * 2005-12-02 2011-04-26 The Cooper Health System Regional anesthetic method and apparatus
US7645238B2 (en) * 2005-12-02 2010-01-12 The Cooper Health System Regional anesthetic method and apparatus
US8627897B2 (en) 2008-09-03 2014-01-14 Black & Decker Inc. Tiller housing
TWI541037B (zh) 2009-10-30 2016-07-11 國立陽明大學 一種硬脊膜外腔穿刺定位裝置
US8733935B2 (en) 2010-07-15 2014-05-27 Corinthian Ophthalmic, Inc. Method and system for performing remote treatment and monitoring
US10154923B2 (en) 2010-07-15 2018-12-18 Eyenovia, Inc. Drop generating device
KR101545413B1 (ko) 2010-07-15 2015-08-18 아이노비아 인코포레이티드 점적 발생 디바이스
MX2013000604A (es) 2010-07-15 2013-07-05 Corinthian Ophthalmic Inc Suministro oftálmico de fármaco.
JP2014521381A (ja) 2011-05-13 2014-08-28 ブロンカス テクノロジーズ， インコーポレイテッド 組織の切除のための方法およびデバイス
US8709034B2 (en) 2011-05-13 2014-04-29 Broncus Medical Inc. Methods and devices for diagnosing, monitoring, or treating medical conditions through an opening through an airway wall
WO2013078235A1 (en) 2011-11-23 2013-05-30 Broncus Medical Inc Methods and devices for diagnosing, monitoring, or treating medical conditions through an opening through an airway wall
US20130150812A1 (en) 2011-12-12 2013-06-13 Corinthian Ophthalmic, Inc. High modulus polymeric ejector mechanism, ejector device, and methods of use
EP2931132B1 (de) * 2012-12-13 2023-07-05 Philips Image Guided Therapy Corporation Vorrichtung zur gezielten kanülierung
US11832877B2 (en) 2017-04-03 2023-12-05 Broncus Medical Inc. Electrosurgical access sheath
US11938056B2 (en) 2017-06-10 2024-03-26 Eyenovia, Inc. Methods and devices for handling a fluid and delivering the fluid to the eye
CN113786534B (zh) * 2021-11-15 2022-02-11 山东科锐医疗用品有限公司 胰岛素注射笔针头的超声波测量装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3556079A (en) * 1967-05-16 1971-01-19 Haruo Omizo Method of puncturing a medical instrument under guidance of ultrasound
US4354500A (en) * 1979-08-28 1982-10-19 Univ Washington System using ultrasonic energy for detection and quantification of air emboli
JPS5936A (ja) * 1982-06-24 1984-01-05 オリンパス光学工業株式会社 内視鏡の可撓管
US4582067A (en) * 1983-02-14 1986-04-15 Washington Research Foundation Method for endoscopic blood flow detection by the use of ultrasonic energy
GB2157828B (en) * 1984-04-19 1987-03-04 Jan Lesny Ultrasonic imaging apparatus and surgical instrument
US4665925A (en) * 1985-09-13 1987-05-19 Pfizer Hospital Products Group, Inc. Doppler catheter
US4991588A (en) * 1986-07-21 1991-02-12 Pfizer Hospital Products Group, Inc. Doppler guide wire
US4887606A (en) * 1986-09-18 1989-12-19 Yock Paul G Apparatus for use in cannulation of blood vessels
AU7847487A (en) * 1986-09-18 1988-02-04 Selfridge, A.R. Cannulation of blood vessels
US4899757A (en) * 1988-02-22 1990-02-13 Intertherapy, Inc. Ultrasound imaging probe with zero dead space
US4911172A (en) * 1988-03-28 1990-03-27 Telectronics Pacing Systems, Inc. Probe tip ultrasonic transducers and method of manufacture
US5109861A (en) * 1989-04-28 1992-05-05 Thomas Jefferson University Intravascular, ultrasonic imaging catheters and methods for making same
GB8928533D0 (en) * 1989-12-18 1990-02-21 Lesny Jan Ultrasonic instrument

Also Published As

Publication number Publication date
JP3732527B2 (ja) 2006-01-05
EP0548872A1 (de) 1993-06-30
JPH07184998A (ja) 1995-07-25
DE69220560T2 (de) 1997-12-18
US5259385A (en) 1993-11-09
EP0548872B1 (de) 1997-06-25
CA2085912C (en) 2004-02-24
CA2085912A1 (en) 1993-06-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ESCALON VASCULAR ACCESS INC. (N.D.GES.D. STAATES D