CR6254A - Mecanismo de suministro de fluido - Google Patents

Mecanismo de suministro de fluido

Info

Publication number
CR6254A
CR6254A CR6254A CR6254A CR6254A CR 6254 A CR6254 A CR 6254A CR 6254 A CR6254 A CR 6254A CR 6254 A CR6254 A CR 6254A CR 6254 A CR6254 A CR 6254A
Authority
CR
Costa Rica
Prior art keywords
measuring chamber
fluid supply
supply mechanism
occlusion
plunger
Prior art date
Application number
CR6254A
Other languages
English (en)
Inventor
Stephen O'neil Ross
Minh Nguyen Khoi
Wayne Beaver Scott
Original Assignee
Baxter Int
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 Baxter Int filed Critical Baxter Int
Publication of CR6254A publication Critical patent/CR6254A/es

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
    • 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
    • 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
    • F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
    • F04B43/10—Pumps having fluid drive
    • F04B43/113—Pumps having fluid drive the actuating fluid being controlled by at least one valve
    • 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
    • A61M5/14228—Pumping with an aspiration and an expulsion action with linear peristaltic action, i.e. comprising at least three pressurising members or a helical member
    • 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
    • F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F04B49/065—Control using electricity and making use of computers
    • 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
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M2005/14513—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons with secondary fluid driving or regulating the infusion
    • 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
    • A61M2205/82—Internal energy supply devices
    • A61M2205/8206—Internal energy supply devices battery-operated
    • A61M2205/8212—Internal energy supply devices battery-operated with means or measures taken for minimising energy consumption
    • 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
    • F04B2205/00—Fluid parameters
    • F04B2205/50—Presence of foreign matter in the fluid
    • F04B2205/503—Presence of foreign matter in the fluid of gas in a liquid flow, e.g. gas bubbles

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Computer Hardware Design (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Reciprocating Pumps (AREA)
  • Measuring Volume Flow (AREA)

Abstract

Consiste en un dispositivo para suministrar un flujo de un fluido que puede ser suministrado a través de un tubo, dispositivo que comprende una cámara de medición en el tubo formado entre un par de dispositivos de oclusión, un primer dispositivo de oclusión ubicado corriente arriba de la cámara de medición, un segundo dispositivo de oclusión ubicado corriente abajo de la cámara de medición, cada dispositivo de oclusión tiene una posición abierta y una posición cerrada para cerrar de manera liberable la cámra de medición y un primer émbolo y un segundo émbolo, y cada émbolo tiene una posición abierta y una posición cerrada para comprimir de manera liberable la cámara de medición.
CR6254A 1999-03-04 2000-10-09 Mecanismo de suministro de fluido CR6254A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/264,199 US6666665B1 (en) 1999-03-04 1999-03-04 Fluid delivery mechanism having a plurality of plungers for compressing a metering chamber

Publications (1)

Publication Number Publication Date
CR6254A true CR6254A (es) 2004-02-16

Family

ID=23005008

Family Applications (1)

Application Number Title Priority Date Filing Date
CR6254A CR6254A (es) 1999-03-04 2000-10-09 Mecanismo de suministro de fluido

Country Status (18)

Country Link
US (3) US6666665B1 (es)
EP (3) EP1358897A2 (es)
JP (3) JP3485894B2 (es)
KR (1) KR100417363B1 (es)
CN (1) CN1299294A (es)
AR (1) AR022830A1 (es)
AU (3) AU738944B2 (es)
BR (1) BR9910186A (es)
CA (1) CA2331077A1 (es)
CO (1) CO5241297A1 (es)
CR (1) CR6254A (es)
HU (1) HUP0102273A3 (es)
NZ (1) NZ507734A (es)
PL (1) PL343475A1 (es)
TR (4) TR200100106T1 (es)
TW (1) TW416856B (es)
WO (1) WO2000051670A1 (es)
ZA (1) ZA200005266B (es)

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Also Published As

Publication number Publication date
TR200201730T1 (tr) 2003-12-22
AU5773401A (en) 2001-10-25
US20030192919A1 (en) 2003-10-16
JP2004108359A (ja) 2004-04-08
TW416856B (en) 2001-01-01
CN1299294A (zh) 2001-06-13
AU738944B2 (en) 2001-09-27
US6585499B2 (en) 2003-07-01
US20020061255A1 (en) 2002-05-23
AU763737B2 (en) 2003-07-31
AR022830A1 (es) 2002-09-04
ZA200005266B (en) 2001-10-01
NZ507734A (en) 2003-02-28
US6666665B1 (en) 2003-12-23
JP2002543318A (ja) 2002-12-17
JP2004156584A (ja) 2004-06-03
TR200201732T1 (tr) 2004-12-21
KR100417363B1 (ko) 2004-02-05
CA2331077A1 (en) 2000-09-08
TR200100106T1 (tr) 2002-06-21
EP1358897A2 (en) 2003-11-05
PL343475A1 (en) 2001-08-27
BR9910186A (pt) 2001-01-09
EP1380314A1 (en) 2004-01-14
TR200201731T1 (tr) 2003-12-22
WO2000051670A1 (en) 2000-09-08
AU2358300A (en) 2000-09-21
HUP0102273A2 (hu) 2001-10-28
JP3485894B2 (ja) 2004-01-13
HUP0102273A3 (en) 2001-12-28
AU5773301A (en) 2001-10-25
AU763744B2 (en) 2003-07-31
CO5241297A1 (es) 2003-01-31
EP1077735A1 (en) 2001-02-28
KR20010043260A (ko) 2001-05-25

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