DE69833367D1 - Optische erkennung und quantifizierung von mikrobläschen in blut - Google Patents

Optische erkennung und quantifizierung von mikrobläschen in blut

Info

Publication number
DE69833367D1
DE69833367D1 DE69833367T DE69833367T DE69833367D1 DE 69833367 D1 DE69833367 D1 DE 69833367D1 DE 69833367 T DE69833367 T DE 69833367T DE 69833367 T DE69833367 T DE 69833367T DE 69833367 D1 DE69833367 D1 DE 69833367D1
Authority
DE
Germany
Prior art keywords
microbubbles
quantification
blood
optical detection
optical
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
DE69833367T
Other languages
English (en)
Other versions
DE69833367T2 (de
Inventor
Driel R Van
Carlos Flores
S Ingle
Jeffery Jorge
R Meyer
Yu-Tung Wong
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.)
Medtronic Inc
Original Assignee
Medtronic 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 Medtronic Inc filed Critical Medtronic Inc
Application granted granted Critical
Publication of DE69833367D1 publication Critical patent/DE69833367D1/de
Publication of DE69833367T2 publication Critical patent/DE69833367T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3626—Gas bubble detectors

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Cardiology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE69833367T 1997-04-29 1998-03-24 Optische erkennung und quantifizierung von mikrobläschen in blut Expired - Lifetime DE69833367T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US84101597A 1997-04-29 1997-04-29
US841015 1997-04-29
PCT/US1998/005726 WO1998048867A1 (en) 1997-04-29 1998-03-24 Optical detection and quantification of microair in blood

Publications (2)

Publication Number Publication Date
DE69833367D1 true DE69833367D1 (de) 2006-04-13
DE69833367T2 DE69833367T2 (de) 2006-08-03

Family

ID=25283801

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69833367T Expired - Lifetime DE69833367T2 (de) 1997-04-29 1998-03-24 Optische erkennung und quantifizierung von mikrobläschen in blut

Country Status (4)

Country Link
US (1) US6529751B1 (de)
EP (1) EP0979111B1 (de)
DE (1) DE69833367T2 (de)
WO (1) WO1998048867A1 (de)

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US6430765B1 (en) * 2000-07-12 2002-08-13 Hill-Rom Services, Inc. Apparatus and method for sensing and controlling a fluidization level
US8055330B2 (en) * 2002-08-28 2011-11-08 Noam Egozi Sensing gas bubbles in a living body
FR2847670B1 (fr) * 2002-11-26 2005-06-10 Sc2N Sa Detecteur par voie optique de la presence de bulles de gaz dans un liquide
US20060187069A1 (en) * 2005-02-18 2006-08-24 Cooler Master Co. Ltd. Alarm device for liquid circulation system
US7998115B2 (en) * 2007-02-15 2011-08-16 Baxter International Inc. Dialysis system having optical flowrate detection
US9672471B2 (en) 2007-12-18 2017-06-06 Gearbox Llc Systems, devices, and methods for detecting occlusions in a biological subject including spectral learning
US20090287076A1 (en) * 2007-12-18 2009-11-19 Boyden Edward S System, devices, and methods for detecting occlusions in a biological subject
US8280484B2 (en) * 2007-12-18 2012-10-02 The Invention Science Fund I, Llc System, devices, and methods for detecting occlusions in a biological subject
US8517990B2 (en) 2007-12-18 2013-08-27 Hospira, Inc. User interface improvements for medical devices
ITMI20090926A1 (it) 2009-05-26 2010-11-27 Datamed Srl Apparato e metodo per misure spettrofotometriche di parametri del sangue.
US8783255B2 (en) * 2010-07-30 2014-07-22 Covidien Lp Medical device tube having suction lumen and an associated suctioning system
DE102010034553A1 (de) 2010-08-17 2012-03-08 Fresenius Medical Care Deutschland Gmbh Vorrichtung zur Ermittlung und/oder Überwachung von Fremdstrukturen in einem Fluid oder einem Fluidstrom sowie Verfahren hierzu
AU2012299169B2 (en) 2011-08-19 2017-08-24 Icu Medical, Inc. Systems and methods for a graphical interface including a graphical representation of medical data
WO2013090709A1 (en) 2011-12-16 2013-06-20 Hospira, Inc. System for monitoring and delivering medication to a patient and method of using the same to minimize the risks associated with automated therapy
WO2013148798A1 (en) 2012-03-30 2013-10-03 Hospira, Inc. Air detection system and method for detecting air in a pump of an infusion system
EP3586891B1 (de) 2012-07-31 2025-04-09 ICU Medical, Inc. Patientenbehandlungssystem für kritische medikamente
US10046112B2 (en) 2013-05-24 2018-08-14 Icu Medical, Inc. Multi-sensor infusion system for detecting air or an occlusion in the infusion system
AU2014274122A1 (en) 2013-05-29 2016-01-21 Icu Medical, Inc. Infusion system and method of use which prevents over-saturation of an analog-to-digital converter
US10166328B2 (en) 2013-05-29 2019-01-01 Icu Medical, Inc. Infusion system which utilizes one or more sensors and additional information to make an air determination regarding the infusion system
JP6636442B2 (ja) 2014-02-28 2020-01-29 アイシーユー・メディカル・インコーポレーテッド ２波長の光学的な管路内空気検出を利用する輸液システムおよび方法
CA2947045C (en) 2014-05-29 2022-10-18 Hospira, Inc. Infusion system and pump with configurable closed loop delivery rate catch-up
US11344668B2 (en) 2014-12-19 2022-05-31 Icu Medical, Inc. Infusion system with concurrent TPN/insulin infusion
US10850024B2 (en) 2015-03-02 2020-12-01 Icu Medical, Inc. Infusion system, device, and method having advanced infusion features
AU2017264784B2 (en) 2016-05-13 2022-04-21 Icu Medical, Inc. Infusion pump system and method with common line auto flush
CA3027176A1 (en) 2016-06-10 2017-12-14 Icu Medical, Inc. Acoustic flow sensor for continuous medication flow measurements and feedback control of infusion
WO2018022489A1 (en) * 2016-07-25 2018-02-01 The Regents Of The University Of California Automated optical detection of air leaks in chest tube drainage systems
US10089055B1 (en) 2017-12-27 2018-10-02 Icu Medical, Inc. Synchronized display of screen content on networked devices
US10983044B2 (en) * 2018-06-26 2021-04-20 Arometrix, Inc. Device, system and method for in-situ optical monitoring and control of extraction and purification of plant materials
EP3890803A1 (de) * 2018-12-05 2021-10-13 LivaNova Deutschland GmbH Verbindungssystem für eine herzlungenmaschine
JP6954405B2 (ja) * 2019-05-16 2021-10-27 ダイキン工業株式会社 液体センサ及び油圧ユニット
US11278671B2 (en) 2019-12-04 2022-03-22 Icu Medical, Inc. Infusion pump with safety sequence keypad
CN110927086A (zh) * 2019-12-13 2020-03-27 循证医疗科技(杭州)有限公司 一种血样检测方法
WO2022020184A1 (en) 2020-07-21 2022-01-27 Icu Medical, Inc. Fluid transfer devices and methods of use
US11135360B1 (en) 2020-12-07 2021-10-05 Icu Medical, Inc. Concurrent infusion with common line auto flush
US12599716B2 (en) 2021-10-12 2026-04-14 Icu Medical, Inc. Intravenous infusion pump with cassette insertion and pump control user interface
USD1091564S1 (en) 2021-10-13 2025-09-02 Icu Medical, Inc. Display screen or portion thereof with graphical user interface for a medical device
EP4444472A4 (de) 2021-12-10 2025-11-19 Icu Medical Inc Medizinische flüssigkeitscompoundierungssysteme mit koordinierter flusssteuerung

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US3812482A (en) * 1973-02-26 1974-05-21 Primary Childrens Hospital Air emboli detector
US3989625A (en) 1975-02-25 1976-11-02 Ma-De Inc. Detector for air in blood dialysis systems
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US4280495A (en) * 1978-11-24 1981-07-28 Sarns, Inc. Air emboli detection
US4367736A (en) 1980-08-25 1983-01-11 Baxter Travenol Laboratories, Inc. System for detecting bubble formation in clear and opaque fluids
US4496346A (en) * 1983-08-17 1985-01-29 Air-Shields, Inc. Infusion monitoring apparatus
US4658244A (en) 1985-03-28 1987-04-14 Imed Corporation Air-in-line detector
SE459641B (sv) * 1986-03-24 1989-07-24 Gambro Ab Detektorsystem foer kontroll av en foer ledning av blod alternerande med en vaesentligen faergloes vaetska avsedd vaetskeslang
FR2599496B1 (fr) 1986-05-28 1992-02-14 Mms Detecteur de bulles dans un circuit de liquide
IT1240404B (it) * 1990-07-17 1993-12-10 Hospal Dasco Spa Apparecchiatura per la rilevazione della presenza di un tubo e/o della presenza di sangue al suo interno
US5103214A (en) 1990-09-07 1992-04-07 Minnesota Mining And Manufacturing Company Auxiliary alarm
WO1994010526A1 (en) 1992-10-28 1994-05-11 Olin Corporation Water resistant shot wad
US5680111A (en) * 1994-02-05 1997-10-21 Baxter International Inc. Dual sensor air-in-line detector
US5533512A (en) 1994-03-18 1996-07-09 Ohmeda Inc. Method and apparatus for detection of venous air emboli
FR2725522B1 (fr) * 1994-10-07 1997-01-03 Hospal Ind Dispositif de detection d'un conduit et de determination d'au moins une caracteristique de son contenu
US5672887A (en) 1995-11-29 1997-09-30 Shaw; Benjamin G. Optical detector for air in fluid line the same

Also Published As

Publication number Publication date
DE69833367T2 (de) 2006-08-03
EP0979111B1 (de) 2006-02-01
WO1998048867A1 (en) 1998-11-05
US6529751B1 (en) 2003-03-04
EP0979111A1 (de) 2000-02-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KUDLEK & GRUNERT PATENTANWAELTE PARTNERSCHAFT, 803