GB1252615A - - Google Patents

Info

Publication number
GB1252615A
GB1252615A GB5237569A GB1252615DA GB1252615A GB 1252615 A GB1252615 A GB 1252615A GB 5237569 A GB5237569 A GB 5237569A GB 1252615D A GB1252615D A GB 1252615DA GB 1252615 A GB1252615 A GB 1252615A
Authority
GB
United Kingdom
Prior art keywords
conduit
gap
housing
photo
light source
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
Application number
GB5237569A
Other languages
English (en)
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 filed Critical
Publication of GB1252615A publication Critical patent/GB1252615A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M1/00—Design features of general application
    • G06M1/08—Design features of general application for actuating the drive
    • G06M1/10—Design features of general application for actuating the drive by electric or magnetic means
    • G06M1/101—Design features of general application for actuating the drive by electric or magnetic means by electro-optical means
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/008—Indicating or recording presence, absence, or direction, of movement by using a window mounted in the fluid carrying tube
    • G01P13/0086—Indicating or recording presence, absence, or direction, of movement by using a window mounted in the fluid carrying tube with photo-electric detection

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Fluid Mechanics (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Theoretical Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (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)
GB5237569A 1967-11-27 1969-10-25 Expired GB1252615A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68592867A 1967-11-27 1967-11-27

Publications (1)

Publication Number Publication Date
GB1252615A true GB1252615A (enrdf_load_stackoverflow) 1971-11-10

Family

ID=24754241

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5237569A Expired GB1252615A (enrdf_load_stackoverflow) 1967-11-27 1969-10-25

Country Status (6)

Country Link
US (1) US3596515A (enrdf_load_stackoverflow)
AU (1) AU6294269A (enrdf_load_stackoverflow)
CH (1) CH502106A (enrdf_load_stackoverflow)
DE (1) DE2123113A1 (enrdf_load_stackoverflow)
FR (1) FR2067126A1 (enrdf_load_stackoverflow)
GB (1) GB1252615A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4668216A (en) * 1985-03-11 1987-05-26 Ivac Corporation System for mounting a drop sensor to a drip chamber
GB2328157A (en) * 1997-08-13 1999-02-17 Smiths Industries Plc Urine meter assembly

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1383910A (en) * 1971-06-02 1974-02-12 Clarke E W Method and apparatus for measuring the rate of flow of liquids
DE2624758A1 (de) * 1975-06-11 1976-12-23 British Petroleum Co Vorrichtung zur ueberwachung eines fluessigkeitsstromes
FR2447200A1 (fr) * 1979-01-26 1980-08-22 Etienne Rene Appareil de delivrance goutte a goutte d'un produit de traitement
US4397648A (en) * 1980-11-07 1983-08-09 Ivac Corporation Drop sensing unit and associated drip chamber for IV fluid administration
JPS57113148U (enrdf_load_stackoverflow) * 1980-12-30 1982-07-13
US4583975A (en) * 1983-12-23 1986-04-22 Baxter Travenol Laboratories, Inc. Indirect piezoelectric drop counter and method
US4680977A (en) * 1985-03-06 1987-07-21 Ivac Corporation Optical flow sensor
US4681569A (en) * 1985-03-22 1987-07-21 Coble Stephen J IV rate meter
US4673397A (en) * 1985-08-02 1987-06-16 Baxter Travenol Laboratories, Inc. Splash back reduction drip chamber
US4718896A (en) * 1986-01-10 1988-01-12 Abbott Laboratories Apparatus and method for controlling the flow of fluid through an administration set
US4857048A (en) * 1987-05-29 1989-08-15 Hewlett-Packard Company IV pump and disposable flow chamber with flow control
JPH03231680A (ja) * 1990-02-06 1991-10-15 Terumo Corp 点滴検出機及びそれを備えた点滴警報装置並びに点滴量制御装置
USD383206S (en) * 1990-10-22 1997-09-02 Nutricare Medical Products, Inc. Medical fluid drip container
US5154704A (en) * 1990-10-31 1992-10-13 Kent Archibald G IV clamp with tube clip
US5186057A (en) * 1991-10-21 1993-02-16 Everhart Howard R Multi-beam liquid-drop size/rate detector apparatus
US6824528B1 (en) 1997-03-03 2004-11-30 Medical Solutions, Inc. Method and apparatus for pressure infusion and temperature control of infused liquids
US6467953B1 (en) 1999-03-30 2002-10-22 Medical Solutions, Inc. Method and apparatus for monitoring temperature of intravenously delivered fluids and other medical items
US6022569A (en) * 1997-08-15 2000-02-08 Penford Corporation Process for preparing a starch coated potato product and product thereof
GB9803299D0 (en) 1998-02-18 1998-04-08 Gallagher George Improved method and apparatus for monitoring intravenous drips
US5982289A (en) * 1998-09-25 1999-11-09 Dowty Aerospace Yakima Drip counter apparatus
US7238171B2 (en) 2001-03-12 2007-07-03 Medical Solutions, Inc. Method and apparatus for controlling pressurized infusion and temperature of infused liquids
US8226605B2 (en) 2001-12-17 2012-07-24 Medical Solutions, Inc. Method and apparatus for heating solutions within intravenous lines to desired temperatures during infusion
DE10330985A1 (de) * 2003-07-09 2005-02-17 Tecpharma Licensing Ag Vorrichtung zur Verabreichung eines fluiden Produkts mit optischer Abtastung
US7611504B1 (en) 2004-03-09 2009-11-03 Patented Medical Solutions Llc Method and apparatus for facilitating injection of medication into an intravenous fluid line while maintaining sterility of infused fluids
US7740611B2 (en) 2005-10-27 2010-06-22 Patented Medical Solutions, Llc Method and apparatus to indicate prior use of a medical item
US8487738B2 (en) 2006-03-20 2013-07-16 Medical Solutions, Inc. Method and apparatus for securely storing medical items within a thermal treatment system
US20080051732A1 (en) * 2006-06-23 2008-02-28 Thaiping Chen Drop sensing device for monitoring intravenous fluid flow
US8226293B2 (en) * 2007-02-22 2012-07-24 Medical Solutions, Inc. Method and apparatus for measurement and control of temperature for infused liquids
US9211381B2 (en) 2012-01-20 2015-12-15 Medical Solutions, Inc. Method and apparatus for controlling temperature of medical liquids
US9656029B2 (en) 2013-02-15 2017-05-23 Medical Solutions, Inc. Plural medical item warming system and method for warming a plurality of medical items to desired temperatures

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640389A (en) * 1950-10-31 1953-06-02 Perkin Elmer Corp Oximeter
US3150360A (en) * 1961-10-23 1964-09-22 Waukee Eng Co Flowmeter alarm
US3163176A (en) * 1962-03-14 1964-12-29 Barth Engineering And Mfg Comp Apparatus for sensing and controlling fluid flow in the form of discrete free-falling drops
US3390577A (en) * 1965-09-24 1968-07-02 Gen Instrument Corp Monitoring system for fluid flow in drop form

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4668216A (en) * 1985-03-11 1987-05-26 Ivac Corporation System for mounting a drop sensor to a drip chamber
GB2328157A (en) * 1997-08-13 1999-02-17 Smiths Industries Plc Urine meter assembly

Also Published As

Publication number Publication date
AU6294269A (en) 1971-04-29
CH502106A (de) 1971-01-31
DE2123113A1 (de) 1972-11-23
US3596515A (en) 1971-08-03
FR2067126A1 (enrdf_load_stackoverflow) 1971-08-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
433D Application made for revocation (sect. 33/1949)
434A Offer to surrender (sect. 34/1949)
4333 Proceeding terminated by surrender of patent under section 34 patents act 1949
433B Case decided by the comptroller ** patent revoked (sect. 33/1949)