CA2111119A1 - Solution pumping system with compressible pump cassette - Google Patents

Solution pumping system with compressible pump cassette

Info

Publication number
CA2111119A1
CA2111119A1 CA002111119A CA2111119A CA2111119A1 CA 2111119 A1 CA2111119 A1 CA 2111119A1 CA 002111119 A CA002111119 A CA 002111119A CA 2111119 A CA2111119 A CA 2111119A CA 2111119 A1 CA2111119 A1 CA 2111119A1
Authority
CA
Canada
Prior art keywords
cassette
pump
rear body
diaphragm
compression
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
CA002111119A
Other languages
English (en)
French (fr)
Inventor
Sheldon M. Wecker
Thomas P. Joyce
Kent D. Abrahamson
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.)
Abbott Laboratories
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2111119A1 publication Critical patent/CA2111119A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • 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
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/14212—Pumping with an aspiration and an expulsion action
    • A61M5/14224—Diaphragm type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B7/00—Piston machines or pumps characterised by having positively-driven valving
    • F04B7/0076—Piston machines or pumps characterised by having positively-driven valving the members being actuated by electro-magnetic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Vascular Medicine (AREA)
  • Reciprocating Pumps (AREA)
CA002111119A 1990-12-28 1991-12-27 Solution pumping system with compressible pump cassette Abandoned CA2111119A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US635,906 1990-12-28
US07/635,906 US5098262A (en) 1990-12-28 1990-12-28 Solution pumping system with compressible pump cassette

Publications (1)

Publication Number Publication Date
CA2111119A1 true CA2111119A1 (en) 1992-07-23

Family

ID=24549602

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002111119A Abandoned CA2111119A1 (en) 1990-12-28 1991-12-27 Solution pumping system with compressible pump cassette

Country Status (4)

Country Link
US (1) US5098262A (enExample)
EP (1) EP0564575A1 (enExample)
CA (1) CA2111119A1 (enExample)
WO (1) WO1992012345A1 (enExample)

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Also Published As

Publication number Publication date
US5098262A (en) 1992-03-24
EP0564575A1 (en) 1993-10-13
WO1992012345A1 (en) 1992-07-23
EP0564575A4 (enExample) 1994-03-16

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Legal Events

Date Code Title Description
FZDE Discontinued