DE29705889U1 - Liquid level detector with alarm device for monitoring the infusion solution of a drip infusion device - Google Patents

Liquid level detector with alarm device for monitoring the infusion solution of a drip infusion device

Info

Publication number
DE29705889U1
DE29705889U1 DE29705889U DE29705889U DE29705889U1 DE 29705889 U1 DE29705889 U1 DE 29705889U1 DE 29705889 U DE29705889 U DE 29705889U DE 29705889 U DE29705889 U DE 29705889U DE 29705889 U1 DE29705889 U1 DE 29705889U1
Authority
DE
Germany
Prior art keywords
infusion
monitoring
liquid level
level detector
alarm device
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 - Lifetime
Application number
DE29705889U
Other languages
German (de)
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.)
VELHAGEN KARL HEINZ PROF DR
Original Assignee
VELHAGEN KARL HEINZ PROF DR
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 VELHAGEN KARL HEINZ PROF DR filed Critical VELHAGEN KARL HEINZ PROF DR
Priority to DE29705889U priority Critical patent/DE29705889U1/en
Publication of DE29705889U1 publication Critical patent/DE29705889U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
    • A61M5/1684—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D1/00—Measuring arrangements giving results other than momentary value of variable, of general application
    • G01D1/18—Measuring arrangements giving results other than momentary value of variable, of general application with arrangements for signalling that a predetermined value of an unspecified parameter has been exceeded
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/0007—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm for discrete indicating and measuring
    • G01F23/0015—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm for discrete indicating and measuring with a whistle or other sonorous signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Health & Medical Sciences (AREA)
  • Thermal Sciences (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Anesthesiology (AREA)
  • Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
DE29705889U 1997-04-03 1997-04-03 Liquid level detector with alarm device for monitoring the infusion solution of a drip infusion device Expired - Lifetime DE29705889U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29705889U DE29705889U1 (en) 1997-04-03 1997-04-03 Liquid level detector with alarm device for monitoring the infusion solution of a drip infusion device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29705889U DE29705889U1 (en) 1997-04-03 1997-04-03 Liquid level detector with alarm device for monitoring the infusion solution of a drip infusion device

Publications (1)

Publication Number Publication Date
DE29705889U1 true DE29705889U1 (en) 1997-08-07

Family

ID=8038379

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29705889U Expired - Lifetime DE29705889U1 (en) 1997-04-03 1997-04-03 Liquid level detector with alarm device for monitoring the infusion solution of a drip infusion device

Country Status (1)

Country Link
DE (1) DE29705889U1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10201769A1 (en) * 2001-11-30 2003-06-12 Mecoswiss Mechanische Componen Level sensor has a simple optoelectronic detector arrangement that can be used with containers of varying size and liquid or material products and is suitable for indicating the presence or absence of a given amount of product
WO2005071368A2 (en) * 2004-01-08 2005-08-04 Eastman Kodak Company Liquid level detection method and apparatus
CN108525071A (en) * 2018-05-10 2018-09-14 五邑大学 A kind of liquid dropping wireless monitor
WO2019115996A1 (en) * 2017-12-13 2019-06-20 Nicoventures Holdings Limited Aerosolisable substrate material detection system and method for a vapour provision system
IT201900024847A1 (en) * 2019-12-19 2021-06-19 Delonghi Appliances Srl BULK PRODUCT DISPENSER
JPWO2021149302A1 (en) * 2020-01-23 2021-07-29

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2202402A1 (en) * 1971-11-18 1973-05-24 Triadynamics Machines & Patent WARNING DEVICE FOR A DRIP INFUSER
DE2843148A1 (en) * 1977-11-04 1979-05-10 Ivac Corp DROP DISCRIMINATOR SYSTEM
DE2944333A1 (en) * 1978-11-02 1980-05-14 Vickers Ltd DEVICE FOR ADMINISTERING A PREDICTED AMOUNT OF LIQUID
EP0239253A2 (en) * 1986-02-27 1987-09-30 Imed Corporation Empty container detector with drop sensor
US4703314A (en) * 1986-02-27 1987-10-27 Fisher Scientific Group, Inc. Empty container detector with drop sensor
DE3702609C1 (en) * 1987-01-29 1988-06-16 Braun Melsungen Ag Pressure infusion apparatus
DE3726847A1 (en) * 1987-08-07 1989-02-23 Morex International Corp OPTICAL MONITORING, ALARM AND SHUT-OFF DEVICE FOR INTRAVENOISE INJECTIONS
DE4019436A1 (en) * 1989-10-25 1991-05-02 Renate Fehrenbach Monitoring supply and level of infusion liq. from patient - applying sensor arrangement responding to liq. with threshold value alarm and connected to evaluation circuit
DE9414293U1 (en) * 1994-09-05 1995-10-12 Guenther Michael Remaining quantity alarm device for IV pole
DE4424537A1 (en) * 1994-07-12 1996-01-18 Sick Optik Elektronik Erwin Operating safety beam gate with light transmitters arranged close in row
DE4441245A1 (en) * 1994-11-19 1996-05-23 Kronseder Maschf Krones Apparatus for checking presence of label on bottle or similar
DE29608454U1 (en) * 1995-08-30 1996-08-01 Kao Han Chin Liquid level detector with alarm device for drip infusion devices

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2202402A1 (en) * 1971-11-18 1973-05-24 Triadynamics Machines & Patent WARNING DEVICE FOR A DRIP INFUSER
DE2843148A1 (en) * 1977-11-04 1979-05-10 Ivac Corp DROP DISCRIMINATOR SYSTEM
DE2944333A1 (en) * 1978-11-02 1980-05-14 Vickers Ltd DEVICE FOR ADMINISTERING A PREDICTED AMOUNT OF LIQUID
EP0239253A2 (en) * 1986-02-27 1987-09-30 Imed Corporation Empty container detector with drop sensor
US4703314A (en) * 1986-02-27 1987-10-27 Fisher Scientific Group, Inc. Empty container detector with drop sensor
DE3702609C1 (en) * 1987-01-29 1988-06-16 Braun Melsungen Ag Pressure infusion apparatus
DE3726847A1 (en) * 1987-08-07 1989-02-23 Morex International Corp OPTICAL MONITORING, ALARM AND SHUT-OFF DEVICE FOR INTRAVENOISE INJECTIONS
DE4019436A1 (en) * 1989-10-25 1991-05-02 Renate Fehrenbach Monitoring supply and level of infusion liq. from patient - applying sensor arrangement responding to liq. with threshold value alarm and connected to evaluation circuit
DE4019436C2 (en) * 1989-10-25 1992-04-16 Renate 7250 Leonberg De Fehrenbach
DE4424537A1 (en) * 1994-07-12 1996-01-18 Sick Optik Elektronik Erwin Operating safety beam gate with light transmitters arranged close in row
DE9414293U1 (en) * 1994-09-05 1995-10-12 Guenther Michael Remaining quantity alarm device for IV pole
DE4441245A1 (en) * 1994-11-19 1996-05-23 Kronseder Maschf Krones Apparatus for checking presence of label on bottle or similar
DE29608454U1 (en) * 1995-08-30 1996-08-01 Kao Han Chin Liquid level detector with alarm device for drip infusion devices

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10201769A1 (en) * 2001-11-30 2003-06-12 Mecoswiss Mechanische Componen Level sensor has a simple optoelectronic detector arrangement that can be used with containers of varying size and liquid or material products and is suitable for indicating the presence or absence of a given amount of product
DE10201770A1 (en) * 2001-11-30 2003-07-10 Mecoswiss Mechanische Componen Liquid or material level sensor, especially for motor vehicle use, comprises an optical sensor arrangement external to a material reservoir with a transparent wall section so that it is less sensitive to interference effects
WO2005071368A2 (en) * 2004-01-08 2005-08-04 Eastman Kodak Company Liquid level detection method and apparatus
WO2005071368A3 (en) * 2004-01-08 2005-10-27 Eastman Kodak Co Liquid level detection method and apparatus
US7234787B2 (en) 2004-01-08 2007-06-26 Eastman Kodak Company Liquid level detection method and apparatus
WO2019115996A1 (en) * 2017-12-13 2019-06-20 Nicoventures Holdings Limited Aerosolisable substrate material detection system and method for a vapour provision system
EP4235117A3 (en) * 2017-12-13 2023-09-20 Nicoventures Trading Limited Aerosolisable substrate material detection system and method for a vapour provision system
US11793955B2 (en) 2017-12-13 2023-10-24 Nicoventures Trading Limited Aerosolizable substrate material detection system and method for a vapor provision system
CN108525071A (en) * 2018-05-10 2018-09-14 五邑大学 A kind of liquid dropping wireless monitor
IT201900024847A1 (en) * 2019-12-19 2021-06-19 Delonghi Appliances Srl BULK PRODUCT DISPENSER
WO2021122208A1 (en) * 2019-12-19 2021-06-24 De' Longhi Appliances S.R.L. Loose product dispenser
JPWO2021149302A1 (en) * 2020-01-23 2021-07-29
WO2021149302A1 (en) * 2020-01-23 2021-07-29 ローランドディー．ジー．株式会社 Liquid detection system
JP7344991B2 (en) 2020-01-23 2023-09-14 ローランドディー．ジー．株式会社 liquid detection system

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Legal Events

Date Code Title Description
R086 Non-binding declaration of licensing interest
R207 Utility model specification

Effective date: 19970918

R021 Search request validly filed

Effective date: 19970912

R163 Identified publications notified

Effective date: 19980706

R156 Lapse of ip right after 3 years

Effective date: 20010201