EP1129290A4 - Vorrichtung und verfahren zur regelung von pumpen - Google Patents

Vorrichtung und verfahren zur regelung von pumpen

Info

Publication number
EP1129290A4
EP1129290A4 EP00959605A EP00959605A EP1129290A4 EP 1129290 A4 EP1129290 A4 EP 1129290A4 EP 00959605 A EP00959605 A EP 00959605A EP 00959605 A EP00959605 A EP 00959605A EP 1129290 A4 EP1129290 A4 EP 1129290A4
Authority
EP
European Patent Office
Prior art keywords
systems
pump
methods
pumps
control
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.)
Granted
Application number
EP00959605A
Other languages
English (en)
French (fr)
Other versions
EP1129290A1 (de
EP1129290B1 (de
Inventor
Abinash Nayak
James D Jacobson
Tom Westberg
William E Brach
Richard Mullen
Clement L Yu
Richard I Brown
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.)
Fenwal Inc
Original Assignee
Baxter International 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
Priority claimed from US09/390,269 external-priority patent/US6296450B1/en
Priority claimed from US09/390,491 external-priority patent/US6261065B1/en
Application filed by Baxter International Inc filed Critical Baxter International Inc
Publication of EP1129290A1 publication Critical patent/EP1129290A1/de
Publication of EP1129290A4 publication Critical patent/EP1129290A4/de
Application granted granted Critical
Publication of EP1129290B1 publication Critical patent/EP1129290B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04B43/0009—Special features
    • F04B43/0081—Special features systems, control, safety measures
    • 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
    • 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
    • F04B49/12—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 by varying the length of stroke of the working 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
    • F04B2205/00—Fluid parameters
    • F04B2205/09—Flow through the pump
    • 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
    • F04B2207/00—External parameters
    • F04B2207/70—Warnings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • External Artificial Organs (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Reciprocating Pumps (AREA)
  • Flow Control (AREA)
EP00959605A 1999-09-03 2000-08-29 Vorrichtung und verfahren zur regelung von pumpen Expired - Lifetime EP1129290B1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US390269 1989-08-07
US09/390,269 US6296450B1 (en) 1999-09-03 1999-09-03 Systems and methods for control of pumps employing gravimetric sensing
US09/390,491 US6261065B1 (en) 1999-09-03 1999-09-03 System and methods for control of pumps employing electrical field sensing
PCT/US2000/023791 WO2001018395A1 (en) 1999-09-03 2000-08-29 Systems and methods for control of pumps
US390491 2006-03-27

Publications (3)

Publication Number Publication Date
EP1129290A1 EP1129290A1 (de) 2001-09-05
EP1129290A4 true EP1129290A4 (de) 2006-07-05
EP1129290B1 EP1129290B1 (de) 2011-10-19

Family

ID=27013056

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00959605A Expired - Lifetime EP1129290B1 (de) 1999-09-03 2000-08-29 Vorrichtung und verfahren zur regelung von pumpen

Country Status (9)

Country Link
EP (1) EP1129290B1 (de)
JP (1) JP4570306B2 (de)
CN (1) CN100357599C (de)
AT (1) ATE529639T1 (de)
AU (1) AU776367B2 (de)
BR (1) BR0007057A (de)
CA (1) CA2347022C (de)
IL (2) IL142692A (de)
WO (1) WO2001018395A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101231945B1 (ko) 2004-11-23 2013-02-08 엔테그리스, 아이엔씨. 가변 홈 위치 토출 장치용 시스템 및 방법
EP1952022B1 (de) 2005-11-21 2014-11-12 Entegris, Inc. System und verfahren für eine pumpe mit reduziertem formfaktor
KR101283259B1 (ko) * 2005-11-21 2013-07-11 엔테그리스, 아이엔씨. 펌프에 있어서 기계식 피스톤의 위치 제어를 위한 시스템 및 방법
US8083498B2 (en) 2005-12-02 2011-12-27 Entegris, Inc. System and method for position control of a mechanical piston in a pump
CN102705209B (zh) 2005-12-02 2015-09-30 恩特格里公司 用于泵中压力补偿的系统和方法
TWI402423B (zh) 2006-02-28 2013-07-21 Entegris Inc 用於一幫浦操作之系統及方法
US8366655B2 (en) * 2007-02-27 2013-02-05 Deka Products Limited Partnership Peritoneal dialysis sensor apparatus systems, devices and methods
EP2108843B1 (de) 2008-04-09 2010-10-20 Grundfos Management A/S Sensor zum Ein- und/oder Ausschalten einer Pumpe
US10823164B2 (en) 2011-08-25 2020-11-03 Ecolab Usa Inc. Diaphragm pump for dosing a fluid capable of automatic degassing and an according method
WO2014044287A1 (en) * 2012-09-21 2014-03-27 Rheinisch-Westfälische Technische Hochschule Aachen Method of controlling the speed of an ventricular assist device (vad) and ventricular assist device.
US10422332B2 (en) 2013-03-11 2019-09-24 Circor Pumps North America, Llc Intelligent pump monitoring and control system
EP3191150B1 (de) * 2014-09-10 2019-10-30 KCI Licensing, Inc. Therapievorrichtung mit integrierten fluidleitern und geräuschdämpfung
US10426879B2 (en) * 2015-12-14 2019-10-01 Heartware, Inc. Blood pump with restart lockout
CN106168209B (zh) * 2016-08-23 2017-12-15 保定雷弗流体科技有限公司 一种用于蠕动泵的智能流量校正方法和系统
CN108626104B (zh) * 2018-06-22 2024-04-30 佛山科学技术学院 一种防抽空装置
GB2590268A (en) 2018-07-12 2021-06-23 Walmart Apollo Llc Autonomous storage and retrieval tower
US11397910B2 (en) 2018-07-12 2022-07-26 Walmart Apollo, Llc System and method for product recognition and assignment at an automated storage and retrieval device
WO2020014374A1 (en) 2018-07-12 2020-01-16 Walmart Apollo, Llc Autonomous storage and retrieval tower
GB2590248A (en) 2018-07-12 2021-06-23 Walmart Apollo Llc Automated storage retrieval system connection and communication protocol
US20200172337A1 (en) 2018-10-31 2020-06-04 Walmart Apollo, Llc Systems and Methods for Object Storage and Retrieval
CN111940447A (zh) * 2019-10-08 2020-11-17 广东利元亨智能装备股份有限公司 除尘装置及其自清洁方法
CN112857949B (zh) * 2019-11-12 2024-07-02 深圳迈瑞生物医疗电子股份有限公司 定量装置的出液方法及染料液制备方法、计算机存储介质
WO2026000382A1 (zh) * 2024-06-28 2026-01-02 深圳市帝迈生物技术有限公司 Poct血细胞分析仪及血细胞分析方法
CN119367675B (zh) * 2024-10-31 2025-04-29 中国医学科学院阜外医院 一种搏动式血泵工作压力的计算方法
CN119756960B (zh) * 2025-01-06 2025-06-13 定远诚宇电工材料有限公司 一种用于绝缘漆生产的在线取样设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4467844A (en) * 1982-06-24 1984-08-28 Baxter Travenol Laboratories, Inc. Flow monitoring method and apparatus
US4479761A (en) * 1982-12-28 1984-10-30 Baxter Travenol Laboratories, Inc. Actuator apparatus for a prepackaged fluid processing module having pump and valve elements operable in response to externally applied pressures
US4670007A (en) * 1982-08-03 1987-06-02 Peritronic Medical Industries Plc Fluid flow control process and apparatus
US5112298A (en) * 1990-06-25 1992-05-12 Baxter International Inc. Apheresis method and device
US5762791A (en) * 1995-08-09 1998-06-09 Baxter International Inc. Systems for separating high hematocrit red blood cell concentrations

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783453A (en) * 1971-12-23 1974-01-08 V Bolie Self-regulating artificial heart
US3949734A (en) * 1974-07-22 1976-04-13 Miles Lowell Edwards Fluid pump control system
FR2371202A1 (fr) * 1976-11-23 1978-06-16 Anvar Dispositif d'aspiration automatique de liquide tel que sang
US4480484A (en) * 1982-12-06 1984-11-06 Mitsubishi Denki Kabushiki Kaisha Flow rate detection device
NL8302860A (nl) * 1983-08-15 1985-03-01 Stichting Ct Voor Micro Elektr Piezo-elektrische micropomp.
CN85202918U (zh) * 1985-07-08 1986-07-09 湖南大学 一种测量导电液体流量的传感器
AU635262B2 (en) * 1989-05-11 1993-03-18 Bespak Plc Pump apparatus for biomedical use
US5205819A (en) * 1989-05-11 1993-04-27 Bespak Plc Pump apparatus for biomedical use
CN1020952C (zh) * 1991-08-29 1993-05-26 清华大学 双一次风通道煤粉主燃烧器及设计和改造四角切向燃烧器的方法
US5350357A (en) * 1993-03-03 1994-09-27 Deka Products Limited Partnership Peritoneal dialysis systems employing a liquid distribution and pumping cassette that emulates gravity flow
US5938634A (en) * 1995-09-08 1999-08-17 Baxter International Inc. Peritoneal dialysis system with variable pressure drive
US5989438A (en) * 1997-12-12 1999-11-23 Baxter International Inc. Active blood filter and method for active blood filtration

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4467844A (en) * 1982-06-24 1984-08-28 Baxter Travenol Laboratories, Inc. Flow monitoring method and apparatus
US4670007A (en) * 1982-08-03 1987-06-02 Peritronic Medical Industries Plc Fluid flow control process and apparatus
US4479761A (en) * 1982-12-28 1984-10-30 Baxter Travenol Laboratories, Inc. Actuator apparatus for a prepackaged fluid processing module having pump and valve elements operable in response to externally applied pressures
US5112298A (en) * 1990-06-25 1992-05-12 Baxter International Inc. Apheresis method and device
US5762791A (en) * 1995-08-09 1998-06-09 Baxter International Inc. Systems for separating high hematocrit red blood cell concentrations

Also Published As

Publication number Publication date
ATE529639T1 (de) 2011-11-15
BR0007057A (pt) 2001-07-24
CN1321221A (zh) 2001-11-07
EP1129290A1 (de) 2001-09-05
EP1129290B1 (de) 2011-10-19
IL166674A (en) 2006-08-01
AU776367B2 (en) 2004-09-09
IL142692A0 (en) 2002-03-10
JP2003508182A (ja) 2003-03-04
JP4570306B2 (ja) 2010-10-27
WO2001018395A1 (en) 2001-03-15
AU7089700A (en) 2001-04-10
IL142692A (en) 2005-08-31
CN100357599C (zh) 2007-12-26
CA2347022C (en) 2009-01-13
CA2347022A1 (en) 2001-03-15
IL166674A0 (en) 2006-01-15

Similar Documents

Publication Publication Date Title
IL166674A0 (en) Systems and methods for control of pumps employinggravimetric sensing
WO2002101474A3 (en) Flow control systems
DE60216748D1 (de) Flüssigkeitspumpsystem
ATE172881T1 (de) System zur peritonaldialyse
FI20010199A0 (fi) Modulaarinen kompressointijärjestelmien ohjausjärjestelmä
AU7067800A (en) Uninterrupted flow pump apparatus and method
MXPA02010816A (es) Restrictor de flujo no lineal para sistema medico de aspiracion.
AU2003249296A1 (en) Systems and methods for performing peritoneal dialysis
WO2006122330A3 (en) Implantable pump with infinitely variable resistor
EP0314249A3 (de) Motorsteuerung zum Abschalten der Pumpe bei Gasblockierung für elektrische Unterwasserpumpe
MXPA04006534A (es) Sistema de infusion.
WO1992014505A3 (en) Piston-based ventilator design and operation
CA2228501A1 (en) A pumping apparatus including a quick connect interface
AU2002307221A1 (en) Determining cavitation and seal degradation in pumps
WO2003100303A3 (en) Flow measurement and control system for positive displacement pumps
CA2311098A1 (en) Pumping system for the injection of measured quantities of fluid into a fluid stream
EP1106826A3 (de) Durchflussregelung mittels einer Flüssigkeitsverdrängerpumpe
MXPA03009673A (es) Sistema y metodo de bombeo controlado de fluido.
ATE315196T1 (de) Druckreduzierventil
EP1637738A3 (de) Regelung der Fluidströmung in einer peristaltischen Pumpe
WO2002092149A3 (en) Fluid delivery system for use with a surgical pumping unit
KR960018567A (ko) 보일러펌프 특성시험 시스템
AU5503601A (en) Central heating
EP1441272A3 (de) Durchflussregelung für einen Flüssigkeitskreislauf
IT1264096B1 (it) Stabilizzatore di pressione per impianti idraulici nell'edilizia.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20010421

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

A4 Supplementary search report drawn up and despatched

Effective date: 20060606

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: FENWAL, INC.

17Q First examination report despatched

Effective date: 20080128

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: FENWAL, INC.

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 60046584

Country of ref document: DE

Effective date: 20111222

REG Reference to a national code

Ref country code: NL

Ref legal event code: VDEP

Effective date: 20111019

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 529639

Country of ref document: AT

Kind code of ref document: T

Effective date: 20111019

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111019

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111019

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120220

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111019

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120120

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111019

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111019

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111019

26N No opposition filed

Effective date: 20120720

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 60046584

Country of ref document: DE

Effective date: 20120720

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111019

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120831

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20120829

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120831

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120831

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120130

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20130430

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111019

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120829

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120829

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120829

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20190828

Year of fee payment: 20

REG Reference to a national code

Ref country code: DE

Ref legal event code: R071

Ref document number: 60046584

Country of ref document: DE