AU2003300210A1 - Pressure detector for fluid circuits - Google Patents

Pressure detector for fluid circuits

Info

Publication number
AU2003300210A1
AU2003300210A1 AU2003300210A AU2003300210A AU2003300210A1 AU 2003300210 A1 AU2003300210 A1 AU 2003300210A1 AU 2003300210 A AU2003300210 A AU 2003300210A AU 2003300210 A AU2003300210 A AU 2003300210A AU 2003300210 A1 AU2003300210 A1 AU 2003300210A1
Authority
AU
Australia
Prior art keywords
pressure detector
fluid circuits
circuits
fluid
detector
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.)
Abandoned
Application number
AU2003300210A
Other versions
AU2003300210A8 (en
Inventor
James Brugger
Jeffrey Burbank
Christopher Mcdowell
Dennis Treu
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.)
NxStage Medical Inc
Original Assignee
NxStage Medical 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 NxStage Medical Inc filed Critical NxStage Medical Inc
Publication of AU2003300210A1 publication Critical patent/AU2003300210A1/en
Publication of AU2003300210A8 publication Critical patent/AU2003300210A8/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0007—Fluidic connecting means
    • G01L19/0023—Fluidic connecting means for flowthrough systems having a flexible pressure transmitting element
    • 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
    • A61M1/3639—Blood pressure control, pressure transducers specially adapted therefor
    • 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
    • A61M1/3622—Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
    • A61M1/36222—Details related to the interface between cassette and machine
    • A61M1/362227—Details related to the interface between cassette and machine the interface providing means for actuating on functional elements of the cassette, e.g. plungers
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/12—General characteristics of the apparatus with interchangeable cassettes forming partially or totally the fluid circuit
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • 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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
    • A61M5/16854—Monitoring, detecting, signalling or eliminating infusion flow anomalies by monitoring line pressure

Landscapes

  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Vascular Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Measuring Fluid Pressure (AREA)
  • External Artificial Organs (AREA)
AU2003300210A 2002-12-30 2003-12-30 Pressure detector for fluid circuits Abandoned AU2003300210A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US43699002P 2002-12-30 2002-12-30
US60/436,990 2002-12-30
PCT/US2003/041832 WO2004061399A2 (en) 2002-12-30 2003-12-30 Pressure detector for fluid circuits

Publications (2)

Publication Number Publication Date
AU2003300210A1 true AU2003300210A1 (en) 2004-07-29
AU2003300210A8 AU2003300210A8 (en) 2004-07-29

Family

ID=32713121

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003300210A Abandoned AU2003300210A1 (en) 2002-12-30 2003-12-30 Pressure detector for fluid circuits

Country Status (2)

Country Link
AU (1) AU2003300210A1 (en)
WO (1) WO2004061399A2 (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006130063A (en) 2004-11-05 2006-05-25 Nipro Corp Blood purification apparatus
US7318353B2 (en) * 2004-12-22 2008-01-15 Lancer Partnership Ltd. Method and apparatus for a product displacement sensing device
EP2621557B1 (en) * 2010-10-01 2018-11-21 Zevex, Inc. Pressure sensor seal
JP5976302B2 (en) * 2011-11-16 2016-08-23 株式会社トップ Pressure detection device
US9241641B2 (en) 2012-07-20 2016-01-26 Acist Medical Systems, Inc. Fiber optic sensor assembly for sensor delivery device
EP2931334B1 (en) 2012-12-14 2017-08-09 Gambro Lundia AB Diaphragm repositioning for pressure pod using position sensing
US9220834B2 (en) * 2012-12-20 2015-12-29 Acist Medical Systems, Inc. Pressure sensing in medical injection systems
US11000646B2 (en) 2015-09-01 2021-05-11 Fresenius Vial Sas Infusion device for acting onto a tube set
EP3468634A1 (en) * 2016-09-01 2019-04-17 Novartis AG Systems and methods for non-invasive measurement of cassette pressure
JP2018079316A (en) * 2016-11-10 2018-05-24 デクセリアルズ株式会社 Fluid system, medical system, sensor, circuit piping member, attachment jig, and attachment method
WO2018088438A1 (en) * 2016-11-10 2018-05-17 デクセリアルズ株式会社 Fluid system, medical system, sensor, circuit piping member, attachment jig, and attachment method
US10881765B2 (en) 2017-06-16 2021-01-05 Terumo Kabushiki Kaisha Blood component collection system with pressure detection apparatus having two load detectors and method
US11938256B2 (en) 2017-06-16 2024-03-26 Terumo Kabushiki Kaisha Blood component collection cassette having flow control features for pressure sensing
US11925741B2 (en) 2017-09-28 2024-03-12 Terumo Kabushiki Kaisha Biological component collection device with internal pressure sensor and method
EP3687593B1 (en) 2017-09-28 2023-04-05 Terumo Kabushiki Kaisha Biological component collection system and circuit internal pressure acquisition method
EP3768352B1 (en) * 2018-03-26 2022-11-23 TERUMO Kabushiki Kaisha Biological component collection system and flow path internal pressure acquisition method
JP7203115B2 (en) * 2018-03-26 2023-01-12 テルモ株式会社 Biological component collection system and method of operating the biological component collection system
CN113038981B (en) 2018-10-31 2023-02-28 阿西斯特医疗系统有限公司 Fluid pressure sensor protection
JP7355814B2 (en) * 2018-11-01 2023-10-03 テルモ株式会社 Biological component collection system and method of operating the biological component collection system
EP3860676B1 (en) * 2018-11-01 2022-11-23 TERUMO Kabushiki Kaisha Biological component collection system and circuit internal pressure acquisition method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5024099A (en) * 1989-11-20 1991-06-18 Setra Systems, Inc. Pressure transducer with flow-through measurement capability
US6523414B1 (en) * 2001-04-16 2003-02-25 Zevex, Inc. Optical pressure monitoring system

Also Published As

Publication number Publication date
WO2004061399A2 (en) 2004-07-22
WO2004061399A3 (en) 2004-12-29
AU2003300210A8 (en) 2004-07-29

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase