DE69223913T2 - Mehrstrahltropfenerkennungssystem - Google Patents

Mehrstrahltropfenerkennungssystem

Info

Publication number
DE69223913T2
DE69223913T2 DE69223913T DE69223913T DE69223913T2 DE 69223913 T2 DE69223913 T2 DE 69223913T2 DE 69223913 T DE69223913 T DE 69223913T DE 69223913 T DE69223913 T DE 69223913T DE 69223913 T2 DE69223913 T2 DE 69223913T2
Authority
DE
Germany
Prior art keywords
detection system
drop detection
jet drop
jet
drop
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.)
Expired - Fee Related
Application number
DE69223913T
Other languages
English (en)
Other versions
DE69223913D1 (de
Inventor
Howard R Everhart
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE69223913D1 publication Critical patent/DE69223913D1/de
Application granted granted Critical
Publication of DE69223913T2 publication Critical patent/DE69223913T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • 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
    • A61M5/1689—Drip counters

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
DE69223913T 1991-10-21 1992-10-21 Mehrstrahltropfenerkennungssystem Expired - Fee Related DE69223913T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/779,865 US5186057A (en) 1991-10-21 1991-10-21 Multi-beam liquid-drop size/rate detector apparatus

Publications (2)

Publication Number Publication Date
DE69223913D1 DE69223913D1 (de) 1998-02-12
DE69223913T2 true DE69223913T2 (de) 1998-06-10

Family

ID=25117819

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69223913T Expired - Fee Related DE69223913T2 (de) 1991-10-21 1992-10-21 Mehrstrahltropfenerkennungssystem

Country Status (5)

Country Link
US (1) US5186057A (de)
EP (1) EP0539189B1 (de)
JP (1) JP2510386B2 (de)
CA (1) CA2080940C (de)
DE (1) DE69223913T2 (de)

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US9724465B2 (en) 2011-12-21 2017-08-08 Deka Products Limited Partnership Flow meter
US9746094B2 (en) 2011-12-21 2017-08-29 Deka Products Limited Partnership Flow meter having a background pattern with first and second portions
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Also Published As

Publication number Publication date
DE69223913D1 (de) 1998-02-12
EP0539189B1 (de) 1998-01-07
CA2080940C (en) 1997-12-16
JP2510386B2 (ja) 1996-06-26
US5186057A (en) 1993-02-16
EP0539189A1 (de) 1993-04-28
CA2080940A1 (en) 1993-04-22
JPH05317422A (ja) 1993-12-03

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee