ATE301881T1 - Gleichstrommotorsicherheitsschaltung für flüssigkeitsabgabesysteme - Google Patents

Gleichstrommotorsicherheitsschaltung für flüssigkeitsabgabesysteme

Info

Publication number
ATE301881T1
ATE301881T1 AT00939945T AT00939945T ATE301881T1 AT E301881 T1 ATE301881 T1 AT E301881T1 AT 00939945 T AT00939945 T AT 00939945T AT 00939945 T AT00939945 T AT 00939945T AT E301881 T1 ATE301881 T1 AT E301881T1
Authority
AT
Austria
Prior art keywords
safety circuit
voltage potential
driven device
power line
controller
Prior art date
Application number
AT00939945T
Other languages
English (en)
Inventor
Sheldon B Moberg
James D Causey Iii
H Lee Renger
Original Assignee
Medtronic Minimed 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
Application filed by Medtronic Minimed Inc filed Critical Medtronic Minimed Inc
Application granted granted Critical
Publication of ATE301881T1 publication Critical patent/ATE301881T1/de

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/288—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance
    • 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
    • A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/0833—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements
    • H02H7/0844—Fail safe control, e.g. by comparing control signal and controlled current, isolating motor on commutation error

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Coating Apparatus (AREA)
  • External Artificial Organs (AREA)
AT00939945T 1999-06-17 2000-06-16 Gleichstrommotorsicherheitsschaltung für flüssigkeitsabgabesysteme ATE301881T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/335,008 US6259587B1 (en) 1999-06-17 1999-06-17 Direct current motor safety circuits for fluid delivery systems
PCT/US2000/016655 WO2000079676A1 (en) 1999-06-17 2000-06-16 Direct current motor safety circuits for fluid delivery systems

Publications (1)

Publication Number Publication Date
ATE301881T1 true ATE301881T1 (de) 2005-08-15

Family

ID=23309846

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00939945T ATE301881T1 (de) 1999-06-17 2000-06-16 Gleichstrommotorsicherheitsschaltung für flüssigkeitsabgabesysteme

Country Status (8)

Country Link
US (1) US6259587B1 (de)
EP (1) EP1192706B1 (de)
JP (1) JP2003503002A (de)
AT (1) ATE301881T1 (de)
AU (1) AU5495000A (de)
CA (1) CA2374407C (de)
DE (1) DE60021889T2 (de)
WO (1) WO2000079676A1 (de)

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Also Published As

Publication number Publication date
JP2003503002A (ja) 2003-01-21
WO2000079676A1 (en) 2000-12-28
CA2374407A1 (en) 2000-12-28
DE60021889D1 (de) 2005-09-15
US6259587B1 (en) 2001-07-10
CA2374407C (en) 2003-04-22
AU5495000A (en) 2001-01-09
DE60021889T2 (de) 2006-06-01
EP1192706B1 (de) 2005-08-10
EP1192706A1 (de) 2002-04-03

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