EP2712407A4 - System and method of differential pressure control of a reciprocating electrokinetic pump - Google Patents

System and method of differential pressure control of a reciprocating electrokinetic pump

Info

Publication number
EP2712407A4
EP2712407A4 EP12779284.4A EP12779284A EP2712407A4 EP 2712407 A4 EP2712407 A4 EP 2712407A4 EP 12779284 A EP12779284 A EP 12779284A EP 2712407 A4 EP2712407 A4 EP 2712407A4
Authority
EP
European Patent Office
Prior art keywords
pressure control
differential pressure
electrokinetic pump
reciprocating
reciprocating electrokinetic
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.)
Withdrawn
Application number
EP12779284.4A
Other languages
German (de)
French (fr)
Other versions
EP2712407A1 (en
Inventor
Kenneth Kei-Ho Nip
Kenneth R Hencken
Doris Sun-Chia Shieh
Robert B Lewis
Tuan Quoc Mai
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.)
Eksigent Technologies LLC
Original Assignee
Eksigent Technologies LLC
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 Eksigent Technologies LLC filed Critical Eksigent Technologies LLC
Publication of EP2712407A1 publication Critical patent/EP2712407A1/en
Publication of EP2712407A4 publication Critical patent/EP2712407A4/en
Withdrawn legal-status Critical Current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
    • 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
    • F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
    • 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
    • F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
    • F04B19/006—Micropumps
    • 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
    • F04B43/04—Pumps having electric drive

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
EP12779284.4A 2011-05-05 2012-05-07 System and method of differential pressure control of a reciprocating electrokinetic pump Withdrawn EP2712407A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161482960P 2011-05-05 2011-05-05
PCT/US2012/036810 WO2012151581A1 (en) 2011-05-05 2012-05-07 System and method of differential pressure control of a reciprocating electrokinetic pump

Publications (2)

Publication Number Publication Date
EP2712407A1 EP2712407A1 (en) 2014-04-02
EP2712407A4 true EP2712407A4 (en) 2015-06-03

Family

ID=47090349

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12779284.4A Withdrawn EP2712407A4 (en) 2011-05-05 2012-05-07 System and method of differential pressure control of a reciprocating electrokinetic pump

Country Status (6)

Country Link
US (1) US20120282111A1 (en)
EP (1) EP2712407A4 (en)
JP (1) JP2014523499A (en)
CN (1) CN103827487A (en)
CA (1) CA2834555A1 (en)
WO (1) WO2012151581A1 (en)

Families Citing this family (77)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007062068A2 (en) 2005-11-23 2007-05-31 Deon Anex, Llp Electrokinetic pump designs and drug delivery systems
US8417311B2 (en) 2008-09-12 2013-04-09 Optiscan Biomedical Corporation Fluid component analysis system and method for glucose monitoring and control
WO2009049252A1 (en) 2007-10-10 2009-04-16 Optiscan Biomedical Corporation Fluid component analysis system and method for glucose monitoring and control
US7959598B2 (en) 2008-08-20 2011-06-14 Asante Solutions, Inc. Infusion pump systems and methods
US20120282112A1 (en) * 2011-05-05 2012-11-08 Nip Kenneth Kei-Ho Ganging electrokinetic pumps
US10036378B2 (en) * 2013-02-28 2018-07-31 Ingersoll-Rand Company Positive displacement pump with pressure compensating calibration
WO2014193979A1 (en) * 2013-05-28 2014-12-04 Eksigent Technologies Llc Electrokinetic pumps
JP6546585B2 (en) * 2013-07-05 2019-07-17 ロックウール インターナショナル アー／エス Plant growth system
US9561324B2 (en) 2013-07-19 2017-02-07 Bigfoot Biomedical, Inc. Infusion pump system and method
WO2015095590A1 (en) * 2013-12-18 2015-06-25 Eksigent Technologies Llc System and method of control of a reciprocating electrokinetic pump
GB2523989B (en) 2014-01-30 2020-07-29 Insulet Netherlands B V Therapeutic product delivery system and method of pairing
JP5888478B1 (en) * 2014-07-11 2016-03-22 株式会社村田製作所 Aspirator or pressurizer
CN111905188B (en) 2015-02-18 2022-07-22 英赛罗公司 Fluid delivery and infusion device and method of use
JP6642902B2 (en) * 2015-03-11 2020-02-12 サーパス工業株式会社 Flow control device
US10275573B2 (en) 2016-01-13 2019-04-30 Bigfoot Biomedical, Inc. User interface for diabetes management system
HK1256995A1 (en) 2016-01-14 2019-10-11 Bigfoot Biomedical, Inc. Occlusion resolution in medication delivery devices, systems, and methods
US10806859B2 (en) 2016-01-14 2020-10-20 Bigfoot Biomedical, Inc. Adjusting insulin delivery rates
EP3405232B1 (en) 2016-01-20 2023-10-18 Medtronic MiniMed, Inc. Ambulatory infusion devices and associated methods
JP6564338B2 (en) * 2016-02-26 2019-08-21 三菱重工業株式会社 Diagnosis system and diagnosis method for hydraulic machine, hydraulic machine, hydraulic transmission, and renewable energy type power generator
US9989956B2 (en) * 2016-05-11 2018-06-05 Saudi Arabian Oil Company Split range control using proportional-integral control with flow valves
US12383166B2 (en) 2016-05-23 2025-08-12 Insulet Corporation Insulin delivery system and methods with risk-based set points
DE102016113214A1 (en) * 2016-07-18 2018-01-18 Prominent Gmbh Dosing device with communication interface
KR101910932B1 (en) 2016-08-31 2018-10-23 이오플로우(주) Electoosmotic pump
KR101928297B1 (en) * 2016-09-08 2018-12-12 이오플로우(주) Medical fluid delivery device
DE102016117357A1 (en) * 2016-09-15 2018-03-15 Prominent Gmbh Method for operating metering devices
WO2018058041A1 (en) * 2016-09-23 2018-03-29 Insulet Corporation Fluid delivery device with sensor
CA3037432A1 (en) 2016-12-12 2018-06-21 Bigfoot Biomedical, Inc. Alarms and alerts for medication delivery devices and related systems and methods
US10500334B2 (en) 2017-01-13 2019-12-10 Bigfoot Biomedical, Inc. System and method for adjusting insulin delivery
EP4708311A2 (en) 2017-01-13 2026-03-11 Insulet Corporation Insulin delivery methods, systems and devices
US10881793B2 (en) 2017-01-13 2021-01-05 Bigfoot Biomedical, Inc. System and method for adjusting insulin delivery
EP3568860B1 (en) 2017-01-13 2025-12-10 Insulet Corporation Insulin delivery methods, systems and devices
US10758675B2 (en) 2017-01-13 2020-09-01 Bigfoot Biomedical, Inc. System and method for adjusting insulin delivery
US10583250B2 (en) 2017-01-13 2020-03-10 Bigfoot Biomedical, Inc. System and method for adjusting insulin delivery
JP7317724B2 (en) * 2017-08-31 2023-07-31 バイエル・ヘルスケア・エルエルシー Liquid injector system volume compensation system and method
CN111386086A (en) * 2017-11-14 2020-07-07 直观外科手术操作公司 System and method for cleaning endoscopic instruments
USD928199S1 (en) 2018-04-02 2021-08-17 Bigfoot Biomedical, Inc. Medication delivery device with icons
WO2019208606A1 (en) * 2018-04-25 2019-10-31 株式会社ナイルワークス System, method, and computer program for controlling ejection of chemicals
EP3788628B1 (en) 2018-05-04 2024-12-11 Insulet Corporation Safety constraints for a control algorithm-based drug delivery system
US12562251B1 (en) 2018-05-09 2026-02-24 Bigfoot Biomedical, Inc. Computing architecture for assuring the provenance of medication therapy related parameters, and related systems, methods and devices
JP7157241B2 (en) * 2018-08-20 2022-10-19 イオフロー カンパニーリミテッド electroosmotic pump
US11628251B2 (en) 2018-09-28 2023-04-18 Insulet Corporation Activity mode for artificial pancreas system
JP2020056407A (en) * 2018-10-03 2020-04-09 株式会社村田製作所 Pump and cooling substrate
JP6966007B2 (en) * 2018-10-03 2021-11-10 株式会社村田製作所 Pump and cooling board
EP3864668A1 (en) 2018-10-11 2021-08-18 Insulet Corporation Event detection for drug delivery system
USD920343S1 (en) 2019-01-09 2021-05-25 Bigfoot Biomedical, Inc. Display screen or portion thereof with graphical user interface associated with insulin delivery
US11801344B2 (en) 2019-09-13 2023-10-31 Insulet Corporation Blood glucose rate of change modulation of meal and correction insulin bolus quantity
US11935637B2 (en) 2019-09-27 2024-03-19 Insulet Corporation Onboarding and total daily insulin adaptivity
WO2021113647A1 (en) 2019-12-06 2021-06-10 Insulet Corporation Techniques and devices providing adaptivity and personalization in diabetes treatment
US11833329B2 (en) 2019-12-20 2023-12-05 Insulet Corporation Techniques for improved automatic drug delivery performance using delivery tendencies from past delivery history and use patterns
JP7512395B2 (en) 2020-01-06 2024-07-08 インスレット コーポレイション Predicting dietary and/or exercise behavior based on persistence residuals
US12370307B2 (en) 2020-02-03 2025-07-29 Insulet Corporation Use of fuzzy logic in predicting user behavior affecting blood glucose concentration in a closed loop control system of an automated insulin delivery device
US11551802B2 (en) 2020-02-11 2023-01-10 Insulet Corporation Early meal detection and calorie intake detection
US11547800B2 (en) 2020-02-12 2023-01-10 Insulet Corporation User parameter dependent cost function for personalized reduction of hypoglycemia and/or hyperglycemia in a closed loop artificial pancreas system
US11986630B2 (en) 2020-02-12 2024-05-21 Insulet Corporation Dual hormone delivery system for reducing impending hypoglycemia and/or hyperglycemia risk
US11324889B2 (en) 2020-02-14 2022-05-10 Insulet Corporation Compensation for missing readings from a glucose monitor in an automated insulin delivery system
US12495994B2 (en) 2020-02-20 2025-12-16 Insulet Corporation Meal bolus subcategories in model based insulin therapy
US11607493B2 (en) 2020-04-06 2023-03-21 Insulet Corporation Initial total daily insulin setting for user onboarding
WO2022020197A1 (en) 2020-07-22 2022-01-27 Insulet Corporation Open-loop insulin delivery basal parameters based on insulin delivery records
CN111852828A (en) * 2020-07-23 2020-10-30 嘉善边锋机械股份有限公司 Diaphragm pump with pressure real-time monitoring and control functions
US11684716B2 (en) 2020-07-31 2023-06-27 Insulet Corporation Techniques to reduce risk of occlusions in drug delivery systems
US12569619B2 (en) 2020-09-21 2026-03-10 Insulet Corporation Techniques for determining automated insulin delivery dosages
WO2022072332A1 (en) 2020-09-30 2022-04-07 Insulet Corporation Drug delivery device with integrated optical-based glucose monitor
EP4221588A1 (en) 2020-09-30 2023-08-09 Insulet Corporation Secure wireless communications between a glucose monitor and other devices
US11160925B1 (en) 2021-01-29 2021-11-02 Insulet Corporation Automatic drug delivery system for delivery of a GLP-1 therapeutic
US11904140B2 (en) 2021-03-10 2024-02-20 Insulet Corporation Adaptable asymmetric medicament cost component in a control system for medicament delivery
EP4305636A1 (en) 2021-03-10 2024-01-17 Insulet Corporation A medicament delivery device with an adjustable and piecewise analyte level cost component to address persistent positive analyte level excursions
US12592306B2 (en) 2021-04-28 2026-03-31 Insulet Corporation Devices and methods for initialization of drug delivery devices using measured analyte sensor information
US12496398B2 (en) 2021-05-28 2025-12-16 Insulet Corporation Threshold based automatic glucose control response
US12406760B2 (en) 2021-06-07 2025-09-02 Insulet Corporation Exercise safety prediction based on physiological conditions
US12514980B2 (en) 2021-06-30 2026-01-06 Insulet Corporation Adjustment of medicament delivery by a medicament delivery device based on menstrual cycle phase
US12521486B2 (en) 2021-07-16 2026-01-13 Insulet Corporation Method for modification of insulin delivery during pregnancy in automatic insulin delivery systems
FR3125869B1 (en) 2021-07-30 2025-06-13 Sauermann Ind Modular condensate removal system, modules and corresponding assembly and maintenance method
WO2023049900A1 (en) 2021-09-27 2023-03-30 Insulet Corporation Techniques enabling adaptation of parameters in aid systems by user input
US11439754B1 (en) 2021-12-01 2022-09-13 Insulet Corporation Optimizing embedded formulations for drug delivery
EP4243030A1 (en) 2022-03-09 2023-09-13 Insulet Corporation Adjusting medicament delivery parameters in an open loop medicament delivery mode
CN120457493A (en) 2023-01-06 2025-08-08 英赛罗公司 Automatic or manually initiated mealtime bolus delivery with subsequent automatic safety restraint relaxation
CN116641876B (en) * 2023-05-11 2025-10-10 珠海丽珠试剂股份有限公司 Diaphragm pump liquid suction control method, device, equipment and non-volatile storage medium

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6419462B1 (en) * 1997-02-24 2002-07-16 Ebara Corporation Positive displacement type liquid-delivery apparatus
US20050233195A1 (en) * 2004-04-19 2005-10-20 Arnold Don W Fuel cell system with electrokinetic pump
WO2005113419A2 (en) * 2004-04-21 2005-12-01 Eksigent Technologies, Llc Electrokinetic delivery systems, devices and methods
US20070207040A1 (en) * 2006-03-06 2007-09-06 The Coca-Cola Company Pump System with Calibration Curve
DE102007017731A1 (en) * 2007-04-16 2008-10-23 Robert Bosch Gmbh Pump for brake assembly of vehicle, has anchoring unit arranged between electromagnet and readjusting device, pulled or pushed using electromagnet, and separating working chamber from another working chamber in fluid-tight manner
US20090148308A1 (en) * 2007-12-11 2009-06-11 Saleki Mansour A Electrokinetic Pump with Fixed Stroke Volume

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61154675A (en) * 1984-12-28 1986-07-14 アイシン精機株式会社 Auxiliary circulator driving apparatus
JPS62186077A (en) * 1986-02-10 1987-08-14 Misuzu Erii:Kk Driving method for piezoelectric pump
US6497680B1 (en) * 1999-12-17 2002-12-24 Abbott Laboratories Method for compensating for pressure differences across valves in cassette type IV pump
US20020189947A1 (en) * 2001-06-13 2002-12-19 Eksigent Technologies Llp Electroosmotic flow controller
US7517440B2 (en) * 2002-07-17 2009-04-14 Eksigent Technologies Llc Electrokinetic delivery systems, devices and methods
US7048519B2 (en) * 2003-04-14 2006-05-23 Agilent Technologies, Inc. Closed-loop piezoelectric pump
JP2009522032A (en) * 2006-01-06 2009-06-11 ノボ・ノルデイスク・エー／エス Drug delivery device utilizing a collapsible reservoir
RU2415426C2 (en) * 2008-12-01 2011-03-27 Государственное образовательное учреждение высшего профессионального образования "Московский государственный медико-стоматологический университет" Diagnostic technique for chronic aggressive generalised periodontitis

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6419462B1 (en) * 1997-02-24 2002-07-16 Ebara Corporation Positive displacement type liquid-delivery apparatus
US20050233195A1 (en) * 2004-04-19 2005-10-20 Arnold Don W Fuel cell system with electrokinetic pump
WO2005113419A2 (en) * 2004-04-21 2005-12-01 Eksigent Technologies, Llc Electrokinetic delivery systems, devices and methods
US20070207040A1 (en) * 2006-03-06 2007-09-06 The Coca-Cola Company Pump System with Calibration Curve
DE102007017731A1 (en) * 2007-04-16 2008-10-23 Robert Bosch Gmbh Pump for brake assembly of vehicle, has anchoring unit arranged between electromagnet and readjusting device, pulled or pushed using electromagnet, and separating working chamber from another working chamber in fluid-tight manner
US20090148308A1 (en) * 2007-12-11 2009-06-11 Saleki Mansour A Electrokinetic Pump with Fixed Stroke Volume

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012151581A1 *

Also Published As

Publication number Publication date
JP2014523499A (en) 2014-09-11
US20120282111A1 (en) 2012-11-08
WO2012151581A1 (en) 2012-11-08
CN103827487A (en) 2014-05-28
EP2712407A1 (en) 2014-04-02
CA2834555A1 (en) 2012-11-08

Similar Documents

Publication Publication Date Title
EP2712407A4 (en) System and method of differential pressure control of a reciprocating electrokinetic pump
IL232086A0 (en) Pressure regulating syringe and method therefor
FI20116080L (en) Method and controller for operating a pump system
GB2511952B (en) Hydrostatic pressure independent actuators and methods
AP2014007456A0 (en) System and method for production of reservoir fluids
ZA201400793B (en) Systems and methods for controlling operation of a reduced pressure therapy system
EP2972656A4 (en) Method of controlling a pump and motor
EP2718124A4 (en) System and method using a pressure reduction valve
GB201508092D0 (en) Methods and system for controlling a linear motor for a deep well oil pump
PL3392201T3 (en) Method of manufacturing a cartridge for a fluid treatment system and corresponding cartridge
EP2673178A2 (en) Scavenge pump oil level control system and method
EP3014123A4 (en) Control system and method of a vfd-based pump and pump system
GB2504953B (en) An engine system and a method of controlling an engine system
EP3074833A4 (en) 3d sensorless conversion method and apparatus for pump differential pressure and flow
SG10201510813PA (en) Fluid Delivery System And Method
EP2896453A4 (en) Pressure increasing system and method for increasing gas pressure
PL2885539T3 (en) Reciprocating compressor, pressure packing, and method
EP2807376B8 (en) Pump and a method of manufacturing such a pump
EP3069025A4 (en) Apparatus and method for operating a plurality of hydraulic pumps
PL2674092T3 (en) Pump and method for producing an impeller for a pump
EP2922586A4 (en) Method of adsorption of ions from a dialysis fluid
IL244634A0 (en) Membrane separation method with speed control of pressure exchanger and feed pump
PL2639454T3 (en) System and method having control for solids pump
EP2999878A4 (en) Method and device for functional control of a high pressure fuel pump
FI20115262A7 (en) Pressure filter and method therefor

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: 20131126

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20150504

RIC1 Information provided on ipc code assigned before grant

Ipc: F04B 19/00 20060101ALI20150424BHEP

Ipc: F04B 43/04 20060101ALI20150424BHEP

Ipc: A61M 5/42 20060101ALI20150424BHEP

Ipc: F04B 19/20 20060101AFI20150424BHEP

Ipc: F04B 23/02 20060101ALI20150424BHEP

Ipc: F04B 49/06 20060101ALI20150424BHEP

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

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20150803