WO2007098287A3 - Flow control system and method with variable pressure and variable resistance - Google Patents

Flow control system and method with variable pressure and variable resistance Download PDF

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Publication number
WO2007098287A3
WO2007098287A3 PCT/US2007/005095 US2007005095W WO2007098287A3 WO 2007098287 A3 WO2007098287 A3 WO 2007098287A3 US 2007005095 W US2007005095 W US 2007005095W WO 2007098287 A3 WO2007098287 A3 WO 2007098287A3
Authority
WO
WIPO (PCT)
Prior art keywords
variable
control system
flow control
variable resistance
pressure
Prior art date
Application number
PCT/US2007/005095
Other languages
French (fr)
Other versions
WO2007098287A2 (en
Inventor
Jeffrey A Carlisle
Lawrence M Kuba
John M Kirkman Jr
Original Assignee
Fluidnet Llc
Jeffrey A Carlisle
Lawrence M Kuba
John M Kirkman Jr
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 PCT/US2007/002039 external-priority patent/WO2007106232A2/en
Application filed by Fluidnet Llc, Jeffrey A Carlisle, Lawrence M Kuba, John M Kirkman Jr filed Critical Fluidnet Llc
Priority to US12/280,924 priority Critical patent/US7654982B2/en
Priority to EP07751828A priority patent/EP1991839A4/en
Priority to CA2644742A priority patent/CA2644742C/en
Publication of WO2007098287A2 publication Critical patent/WO2007098287A2/en
Publication of WO2007098287A3 publication Critical patent/WO2007098287A3/en

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
    • A61M5/168—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
    • A61M5/16804—Flow controllers
    • 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
    • A61M5/148—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons flexible, e.g. independent bags
    • A61M5/1483—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons flexible, e.g. independent bags using flexible bags externally pressurised by fluid pressure
    • 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
    • A61M5/16886—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 for measuring fluid flow rate, i.e. flowmeters
    • 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
    • A61M2205/3306—Optical measuring means

Abstract

An infusion pump and method are provided which control flow rates with variable fluid pressure and variable series flow resistance.
PCT/US2007/005095 2006-02-27 2007-02-27 Flow control system and method with variable pressure and variable resistance WO2007098287A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/280,924 US7654982B2 (en) 2006-02-27 2007-02-27 Flow control system and method with variable pressure and variable resistance
EP07751828A EP1991839A4 (en) 2006-02-27 2007-02-27 Flow control system and method with variable pressure and variable resistance
CA2644742A CA2644742C (en) 2006-02-27 2007-02-27 Flow control system and method with variable pressure and variable resistance

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US77719306P 2006-02-27 2006-02-27
US60/777,193 2006-02-27
USPCT/US2007/002039 2007-01-23
PCT/US2007/002039 WO2007106232A2 (en) 2006-02-27 2007-01-23 Volume measurement using gas laws

Publications (2)

Publication Number Publication Date
WO2007098287A2 WO2007098287A2 (en) 2007-08-30
WO2007098287A3 true WO2007098287A3 (en) 2008-02-28

Family

ID=38438012

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/US2007/005095 WO2007098287A2 (en) 2006-02-27 2007-02-27 Flow control system and method with variable pressure and variable resistance
PCT/US2007/004945 WO2007098265A2 (en) 2006-02-27 2007-02-27 Flow sensor calibrated by volume changes

Family Applications After (1)

Application Number Title Priority Date Filing Date
PCT/US2007/004945 WO2007098265A2 (en) 2006-02-27 2007-02-27 Flow sensor calibrated by volume changes

Country Status (1)

Country Link
WO (2) WO2007098287A2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8926561B2 (en) 2009-07-30 2015-01-06 Tandem Diabetes Care, Inc. Infusion pump system with disposable cartridge having pressure venting and pressure feedback
US8986253B2 (en) 2008-01-25 2015-03-24 Tandem Diabetes Care, Inc. Two chamber pumps and related methods

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007106232A2 (en) 2006-02-27 2007-09-20 Fluidnet Corporation Volume measurement using gas laws
US10010686B2 (en) 2006-02-27 2018-07-03 Ivenix, Inc. Fluid control system and disposable assembly
US7895882B2 (en) 2008-03-14 2011-03-01 Fluidnet Corporation Density analysis for flow sensor-based fluid control system
US7847276B2 (en) 2008-03-14 2010-12-07 Fluidnet Corporation Impulse analysis for flow sensor-based fluid control system
WO2010071795A1 (en) * 2008-12-18 2010-06-24 Fluidnet Corporation Extended range fluid flow resistor
US9180242B2 (en) 2012-05-17 2015-11-10 Tandem Diabetes Care, Inc. Methods and devices for multiple fluid transfer
US9173998B2 (en) 2013-03-14 2015-11-03 Tandem Diabetes Care, Inc. System and method for detecting occlusions in an infusion pump
ES2781205T3 (en) * 2015-08-28 2020-08-31 Crisi Medical Systems Inc Flow sensor system including transmissive connection
EP3946514A4 (en) 2019-03-26 2022-12-21 Tandem Diabetes Care, Inc. Method of pairing an infusion pump with a remote control device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5308335A (en) * 1991-06-25 1994-05-03 Medication Delivery Devices Infusion pump, treatment fluid bag therefor, and method for the use thereof
US5597042A (en) * 1995-02-09 1997-01-28 Baker Hughes Incorporated Method for controlling production wells having permanent downhole formation evaluation sensors

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2111196A (en) 1981-09-28 1983-06-29 Platon Limited G A Indicating or measuring instruments
US6128072A (en) * 1998-04-23 2000-10-03 Nova Gas Transmission Ltd. Optical flow meter integrally mounted to a rigid plate with direct optical access to the interior of a pipe
US7255680B1 (en) 1999-10-27 2007-08-14 Cardinal Health 303, Inc. Positive pressure infusion system having downstream resistance measurement capability
US6497680B1 (en) * 1999-12-17 2002-12-24 Abbott Laboratories Method for compensating for pressure differences across valves in cassette type IV pump
DE10018305C2 (en) * 2000-04-13 2002-02-14 Bosch Gmbh Robert Flow analysis method and apparatus
US6461323B2 (en) * 2000-05-03 2002-10-08 Reginald H. Fowler Surgical system pump with flow sensor and method therefor
US6641562B1 (en) 2000-05-10 2003-11-04 Hps Medical, Inc. Apparatus and method of intravenous fluid infusion

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5308335A (en) * 1991-06-25 1994-05-03 Medication Delivery Devices Infusion pump, treatment fluid bag therefor, and method for the use thereof
US5597042A (en) * 1995-02-09 1997-01-28 Baker Hughes Incorporated Method for controlling production wells having permanent downhole formation evaluation sensors

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1991839A4 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8986253B2 (en) 2008-01-25 2015-03-24 Tandem Diabetes Care, Inc. Two chamber pumps and related methods
US8926561B2 (en) 2009-07-30 2015-01-06 Tandem Diabetes Care, Inc. Infusion pump system with disposable cartridge having pressure venting and pressure feedback
US9211377B2 (en) 2009-07-30 2015-12-15 Tandem Diabetes Care, Inc. Infusion pump system with disposable cartridge having pressure venting and pressure feedback

Also Published As

Publication number Publication date
WO2007098265A2 (en) 2007-08-30
WO2007098287A2 (en) 2007-08-30
WO2007098265A3 (en) 2008-07-03

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