DE3663594D1 - Tonometer for determining the internal pressure of eyes - Google Patents

Tonometer for determining the internal pressure of eyes

Info

Publication number
DE3663594D1
DE3663594D1 DE8686116067T DE3663594T DE3663594D1 DE 3663594 D1 DE3663594 D1 DE 3663594D1 DE 8686116067 T DE8686116067 T DE 8686116067T DE 3663594 T DE3663594 T DE 3663594T DE 3663594 D1 DE3663594 D1 DE 3663594D1
Authority
DE
Germany
Prior art keywords
testing device
flexible
tonometer
wall
eyes
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
DE8686116067T
Other languages
German (de)
English (en)
Inventor
Jean Trittenbass
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.)
Interzeag AG
Original Assignee
Interzeag AG
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 Interzeag AG filed Critical Interzeag AG
Application granted granted Critical
Publication of DE3663594D1 publication Critical patent/DE3663594D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L17/00—Devices or apparatus for measuring tyre pressure or the pressure in other inflated bodies
    • G01L17/005—Devices or apparatus for measuring tyre pressure or the pressure in other inflated bodies using a sensor contacting the exterior surface, e.g. for measuring deformation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/16—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring intraocular pressure, e.g. tonometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
    • G01C5/04—Hydrostatic levelling, i.e. by flexibly interconnected liquid containers at separated points
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G5/00—Weighing apparatus wherein the balancing is effected by fluid action
    • G01G5/04—Weighing apparatus wherein the balancing is effected by fluid action with means for measuring the pressure imposed by the load on a liquid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/36—Investigating fluid-tightness of structures by using fluid or vacuum by detecting change in dimensions of the structure being tested

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Surgery (AREA)
  • Remote Sensing (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Eye Examination Apparatus (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
DE8686116067T 1985-11-26 1986-11-20 Tonometer for determining the internal pressure of eyes Expired DE3663594D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH504785 1985-11-26

Publications (1)

Publication Number Publication Date
DE3663594D1 true DE3663594D1 (en) 1989-06-29

Family

ID=4287061

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686116067T Expired DE3663594D1 (en) 1985-11-26 1986-11-20 Tonometer for determining the internal pressure of eyes

Country Status (5)

Country Link
US (1) US4729378A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0224804B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS62189047A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE43439T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3663594D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4951671A (en) * 1988-08-23 1990-08-28 Coan William M Tonometry apparatus
US5165409A (en) * 1988-08-23 1992-11-24 Coan William M Tonometry apparatus
US5349955A (en) * 1992-07-27 1994-09-27 Kowa Company Ltd. Tonometer
US5810005A (en) 1993-08-04 1998-09-22 Dublin, Jr.; Wilbur L. Apparatus and method for monitoring intraocular and blood pressure by non-contact contour measurement
US5833634A (en) * 1995-11-09 1998-11-10 Uromed Corporation Tissue examination
US5989199A (en) * 1996-11-27 1999-11-23 Assurance Medical, Inc. Tissue examination
US6091981A (en) * 1997-09-16 2000-07-18 Assurance Medical Inc. Clinical tissue examination
US5916180A (en) * 1997-10-03 1999-06-29 Uromed Corporation Calibrating pressure sensors
US6063031A (en) * 1997-10-14 2000-05-16 Assurance Medical, Inc. Diagnosis and treatment of tissue with instruments
US6179790B1 (en) 1997-10-20 2001-01-30 Assurance Medical, Inc. Layer of material for use with tissue examination device
USD425980S (en) * 1997-10-20 2000-05-30 Assurance Medical, Inc. Hand-held tissue examination device
ES2161639B1 (es) * 2000-01-11 2002-10-01 Diego Luis Fernandez-Vega Tonometro ocular epipalpebral o corneal
US6923765B2 (en) * 2001-11-21 2005-08-02 A. Mateen Ahmed Tonometer and method of use
US9005125B1 (en) * 2010-02-04 2015-04-14 A. Mateen Ahmed Tonometer
US9795295B2 (en) 2013-09-30 2017-10-24 Michael L. Cohen Tonometer for checking the intra-ocular pressure through the eyelid and method using same
US20150160088A1 (en) * 2013-12-06 2015-06-11 Gloria Wu Eye pressure indicator device
DE102014105979B4 (de) * 2014-04-29 2016-03-10 Ernst-Moritz-Arndt-Universität Greifswald Vorrichtung zur transpalpebralen Messung des Augeninnendrucks
CN106239548A (zh) * 2016-09-14 2016-12-21 苏州驱指自动化科技有限公司 抱具头
CN109744998A (zh) * 2019-03-14 2019-05-14 合肥中纳医学仪器有限公司 一种眼压测量装置及眼压测量方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH91723A (de) * 1921-02-21 1922-04-01 Amsler Dr Alfred Hydrostatisches Tonometer.
FR976919A (fr) * 1948-10-27 1951-03-23 Sphygmomètre oculaire
US2708928A (en) * 1948-10-27 1955-05-24 Zenatti Emile Armand Ocular device
DE882590C (de) * 1951-12-30 1953-07-09 Bosch & Speidel Fabrik Med App Vorrichtung zur Messung der Druckverhaeltnisse in den Blutgefaessen des Auges
US2882891A (en) * 1957-06-24 1959-04-21 Harry H Husted Measuring device for determining interocular pressure
DE1274904B (de) * 1959-12-29 1968-08-08 Nikolaus Laing Verfahren zur indirekten Messung des Innendruckes luftgefuellter Fahrzeugreifen
GB913498A (en) * 1960-07-18 1962-12-19 Parsons C A & Co Ltd Improvements in and relating to means for measuring static gas pressures in pressurevessels
US3628526A (en) * 1969-04-14 1971-12-21 Du Pont Physiologic fluid pressure sensor head
US3630073A (en) * 1970-03-11 1971-12-28 Pfizer Tablet measuring and testing device
US3714819A (en) * 1970-11-19 1973-02-06 Block Engineering Applanation tonometer comprising porous air bearing support for applanating piston
US3805595A (en) * 1972-03-29 1974-04-23 Tetley Inc Apparatus for testing leakage
NL7408214A (en) * 1974-06-19 1975-12-23 Arend Hagedoorn Apollolaan 129 Human eye-pressure measuring equipment - has additional membrane with micrometer pressure adjustment for tonometer chamber
FR2280881A2 (fr) * 1974-08-02 1976-02-27 Roman Jean Dispositif de niveau de precision par pression
FR2351400A1 (fr) * 1976-05-10 1977-12-09 Lesieur Cotelle Procede et appareil de controle et de selection de conditionnements comportant des emballages scelles
FR2382688A1 (fr) * 1977-03-04 1978-09-29 Oreal Appareil de mesure de durete
SU663372A1 (ru) * 1977-09-30 1979-05-25 Белорусский государственный институт усовершенствования врачей Устройство дл измерени внутриглазного давлени
US4364399A (en) * 1981-02-23 1982-12-21 Dashefsky Joseph H Diagnostic instrument
US4505278A (en) * 1983-04-18 1985-03-19 Alban Eugene P Pain threshold gage and softness tester
US4628938A (en) * 1985-12-09 1986-12-16 Lee David A Continuous applanation tonometer

Also Published As

Publication number Publication date
EP0224804A1 (de) 1987-06-10
EP0224804B1 (de) 1989-05-24
ATE43439T1 (de) 1989-06-15
US4729378A (en) 1988-03-08
JPS62189047A (ja) 1987-08-18
JPH0138499B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-08-15

Similar Documents

Publication Publication Date Title
DE3663594D1 (en) Tonometer for determining the internal pressure of eyes
KR900003166B1 (ko) 혈압 측정 장치
GB982633A (en) Physiological fluid pressure sensing device
EP0110560A3 (en) Ophthalmic instrument for measuring intraocular fluid pressure
US3219035A (en) Blood pressure measuring transducer
US4114458A (en) Fluid pressure transducer and pressure measuring instrument including the transducer
ATE131611T1 (de) Vorrichtung zum messen von auf eine unterlage einwirkendem druck
DE59302705D1 (de) Ultraschall-prüfeinrichtung für gasdruckspeicher
GB969681A (en) A device for measuring pressure or pressure variations in liquids or gases
FR2628625B1 (fr) Dispositif de mesure de la pression d'un liquide a usage medical
FR2420330A1 (fr) Appareil pour la mesure de la tension ou pression sanguine
KR830009475A (ko) 좌표식 측정장치
US4000640A (en) Tonometer tester
NL7408214A (en) Human eye-pressure measuring equipment - has additional membrane with micrometer pressure adjustment for tonometer chamber
DE3263488D1 (en) Device for monitoring the saturation rate or degree of a heated and pressurized liquid flowing in a closed system
SU785664A1 (ru) Датчик давлени
FR2270587A1 (en) Pressure differential ship log - has static and dynamic pressures sensor, transducer and integrator
SU1622785A1 (ru) Тензиометр
Niitsuma et al. The development of high compliant pressure sensor.
SU663374A1 (ru) Устройство дл фиксации руки при измерении кров ного давлени
SU536426A1 (ru) Установка дл измерени затухани ультразвука в жидкости под давлением
CA2089819A1 (en) Blood pressure measuring device
GB1261775A (en) Pressure transducer
US4064759A (en) Pressure measuring device
SU1405809A1 (ru) Устройство дл измерени давлени

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee