DE3771785D1 - Blasendetektor fuer einen fluessigkeitskreislauf. - Google Patents

Blasendetektor fuer einen fluessigkeitskreislauf.

Info

Publication number
DE3771785D1
DE3771785D1 DE8787401210T DE3771785T DE3771785D1 DE 3771785 D1 DE3771785 D1 DE 3771785D1 DE 8787401210 T DE8787401210 T DE 8787401210T DE 3771785 T DE3771785 T DE 3771785T DE 3771785 D1 DE3771785 D1 DE 3771785D1
Authority
DE
Germany
Prior art keywords
receiver
emitter
circuit
differential
pair
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
DE8787401210T
Other languages
English (en)
Inventor
Roman Residence Les J Siretchi
Pierre Vignacq
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.)
MMS SA
Original Assignee
MMS SA
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 MMS SA filed Critical MMS SA
Application granted granted Critical
Publication of DE3771785D1 publication Critical patent/DE3771785D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/008—Indicating or recording presence, absence, or direction, of movement by using a window mounted in the fluid carrying tube
    • G01P13/0086—Indicating or recording presence, absence, or direction, of movement by using a window mounted in the fluid carrying tube with photo-electric detection
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/36—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body
    • A61M5/365—Air detectors
DE8787401210T 1986-05-28 1987-05-29 Blasendetektor fuer einen fluessigkeitskreislauf. Expired - Lifetime DE3771785D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8607657A FR2599496B1 (fr) 1986-05-28 1986-05-28 Detecteur de bulles dans un circuit de liquide

Publications (1)

Publication Number Publication Date
DE3771785D1 true DE3771785D1 (de) 1991-09-05

Family

ID=9335745

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787401210T Expired - Lifetime DE3771785D1 (de) 1986-05-28 1987-05-29 Blasendetektor fuer einen fluessigkeitskreislauf.

Country Status (5)

Country Link
US (1) US4784643A (de)
EP (1) EP0248719B1 (de)
AT (1) ATE65700T1 (de)
DE (1) DE3771785D1 (de)
FR (1) FR2599496B1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4857050A (en) * 1987-09-23 1989-08-15 Fisher Scientific Company Ratiometric air-in-line detector
US4981467A (en) * 1990-02-27 1991-01-01 Baxter International Inc. Apparatus and method for the detection of air in fluid delivery systems
DE4013402C2 (de) * 1990-04-26 1994-03-24 Infurex Ag Cham Verfahren und Vorrichtung zur Erkennung von Gasblasen in einer mit Flüssigkeit gefüllten Leitung, insbesondere einer flexiblen, schlauchförmigen Leitung oder einem Container
JPH06501870A (ja) * 1991-06-10 1994-03-03 バクスター、インターナショナル、インコーポレイテッド 静脈内計量モニタリング装置
JP2539126Y2 (ja) * 1991-08-26 1997-06-25 東亜医用電子株式会社 自動調整機能を備えた試料吸引監視装置
US5382232A (en) * 1992-03-13 1995-01-17 Ivac Corporation Infusion system with air-in-line clear function
FR2690710B1 (fr) * 1992-04-30 1994-06-17 Snecma Dispositif pour detecter une panne dans un echangeur huile/carburant.
FR2691258A1 (fr) * 1992-05-13 1993-11-19 Debiotech Dispositif de détection de bulles dans un liquide en écoulement dans une conduite.
US5232439A (en) * 1992-11-02 1993-08-03 Infusion Technologies Corporation Method for pumping fluid from a flexible, variable geometry reservoir
LU88565A1 (fr) * 1994-12-07 1996-07-15 Midex Marketing Ltd Dispositif pour la surveillance du débit d'une perfusion intraveineuse
US5824881A (en) * 1996-09-13 1998-10-20 Cobe Laboratories Gas/fluid detector for contained fluid systems
US5868710A (en) * 1996-11-22 1999-02-09 Liebel Flarsheim Company Medical fluid injector
EP0979111B1 (de) 1997-04-29 2006-02-01 Medtronic, Inc. Optische erkennung und quantifizierung von mikrobläschen in blut
US6070761A (en) * 1997-08-22 2000-06-06 Deka Products Limited Partnership Vial loading method and apparatus for intelligent admixture and delivery of intravenous drugs
US6616633B1 (en) * 1997-09-19 2003-09-09 Alaris Medical Systems, Inc. Apparatus and method for air-in-line detection
CH692570A5 (de) * 1997-12-05 2002-08-15 Peter F Meier Vorrichtung zur Überwachung einer Kathetereinrichtung.
US5960129A (en) * 1997-12-22 1999-09-28 Bayer Corporation Method and apparatus for detecting liquid and gas segment flow through a tube
US7004924B1 (en) * 1998-02-11 2006-02-28 Nxstage Medical, Inc. Methods, systems, and kits for the extracorporeal processing of blood
US20050027253A1 (en) * 2003-07-29 2005-02-03 Thomas Castellano Sheath with air trap
US20050224523A1 (en) * 2004-04-13 2005-10-13 Advanced Technology Materials, Inc. Liquid dispensing method and system with headspace gas removal
KR20100102240A (ko) 2006-06-13 2010-09-20 어드밴스드 테크놀러지 머티리얼즈, 인코포레이티드 가스 제거를 수행하는 액체 분배 시스템
JP5039413B2 (ja) * 2007-03-30 2012-10-03 本田技研工業株式会社 車両用キャニスタの取付構造
AU2008200865B2 (en) 2007-03-30 2010-03-18 Honda Motor Co., Ltd. Motocycle front lighting apparatus structure
US7924424B2 (en) * 2007-10-11 2011-04-12 Ecolab Usa Inc. Optical product detection sensor
US8004683B2 (en) * 2007-10-11 2011-08-23 Ecolab Usa Inc. Optical product detection sensor
US9078981B2 (en) 2012-09-21 2015-07-14 Boston Scientific Scimed Inc. Catheter system including an embolism protection device
JP5931111B2 (ja) * 2014-03-31 2016-06-08 ミネベア株式会社 検出装置
JP6367649B2 (ja) * 2014-08-21 2018-08-01 ヤマシンフィルタ株式会社 測定装置
US10072962B2 (en) * 2016-07-05 2018-09-11 Ecolab Usa Inc. Liquid out-of-product alarm system and method
ES2822899T3 (es) 2016-09-06 2021-05-05 Hoffmann La Roche Dispositivo de supervisión para infusión ambulatoria

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100797A (en) * 1977-01-17 1978-07-18 Technicon Instruments Corporation Non-invasive method and apparatus for instantaneous flow measurement of a segmented fluid stream
DE2716714A1 (de) * 1977-04-15 1978-10-19 Stern Elektronik Gmbh Regelsystem fuer eine von einem sender und empfaenger begrenzte strahlstrecke
US4366384A (en) * 1980-06-18 1982-12-28 Cutter Laboratories, Inc. Air bubble detector
US4447191A (en) * 1981-12-15 1984-05-08 Baxter Travenol Laboratories, Inc. Control circuit for a blood fractionation apparatus
US4525163A (en) * 1982-08-06 1985-06-25 Nuvatec, Inc. Intravenous set flow control device
US4487601A (en) * 1983-06-20 1984-12-11 Extracorporeal Medical Specialties, Inc. Bubble detector circuit with variable reference level
GB8424101D0 (en) * 1984-09-24 1984-10-31 Vi Tal Hospital Products Ltd Air-in-line detector
IT1179808B (it) * 1984-10-31 1987-09-16 Hospal Dasco Spa Apparecchiatura di rilevamento e di controllo della presenza di un fluido gassoso in corrispondenza di un prefissato livello di un contenitore di liquido
US4658244A (en) * 1985-03-28 1987-04-14 Imed Corporation Air-in-line detector

Also Published As

Publication number Publication date
FR2599496B1 (fr) 1992-02-14
US4784643A (en) 1988-11-15
FR2599496A1 (fr) 1987-12-04
ATE65700T1 (de) 1991-08-15
EP0248719A1 (de) 1987-12-09
EP0248719B1 (de) 1991-07-31

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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