JPH0554780B2 - - Google Patents

Info

Publication number
JPH0554780B2
JPH0554780B2 JP60191251A JP19125185A JPH0554780B2 JP H0554780 B2 JPH0554780 B2 JP H0554780B2 JP 60191251 A JP60191251 A JP 60191251A JP 19125185 A JP19125185 A JP 19125185A JP H0554780 B2 JPH0554780 B2 JP H0554780B2
Authority
JP
Japan
Prior art keywords
compression chamber
air
piston
cylinder
nozzle
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
JP60191251A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6249826A (ja
Inventor
Hideo Koda
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.)
Topcon Corp
Original Assignee
Topcon Corp
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 Topcon Corp filed Critical Topcon Corp
Priority to JP60191251A priority Critical patent/JPS6249826A/ja
Priority to US06/899,595 priority patent/US4770181A/en
Publication of JPS6249826A publication Critical patent/JPS6249826A/ja
Publication of JPH0554780B2 publication Critical patent/JPH0554780B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • A61B3/165—Non-contacting tonometers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
JP60191251A 1985-08-29 1985-08-29 非接触式眼圧計の気流吹き付け装置 Granted JPS6249826A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP60191251A JPS6249826A (ja) 1985-08-29 1985-08-29 非接触式眼圧計の気流吹き付け装置
US06/899,595 US4770181A (en) 1985-08-29 1986-08-25 Gas stream blower for non-contact type tonometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60191251A JPS6249826A (ja) 1985-08-29 1985-08-29 非接触式眼圧計の気流吹き付け装置

Publications (2)

Publication Number Publication Date
JPS6249826A JPS6249826A (ja) 1987-03-04
JPH0554780B2 true JPH0554780B2 (en]) 1993-08-13

Family

ID=16271420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60191251A Granted JPS6249826A (ja) 1985-08-29 1985-08-29 非接触式眼圧計の気流吹き付け装置

Country Status (2)

Country Link
US (1) US4770181A (en])
JP (1) JPS6249826A (en])

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63216530A (ja) * 1987-03-06 1988-09-08 キヤノン株式会社 非接触眼圧計
US5048526A (en) * 1987-08-20 1991-09-17 Kabushiki Kaisha Topcon Gas jet shooting device for use with a non-contact tonometer
JPS6449534A (en) * 1987-08-20 1989-02-27 Topcon Corp Air-flow blow device for non-contact type tonometer
US5383894A (en) * 1993-07-30 1995-01-24 The Kendall Co. Compression device having stepper motor controlled valves
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
US5850280A (en) * 1994-06-16 1998-12-15 Nikon Corporation Stage unit, drive table, and scanning exposure and apparatus using same
JP3611673B2 (ja) * 1996-05-31 2005-01-19 株式会社ニデック 非接触式眼圧計
US5779633A (en) * 1996-06-10 1998-07-14 Leica Inc. Tonometer air pulse generator
JP3745167B2 (ja) * 1998-07-29 2006-02-15 キヤノン株式会社 ステージ装置、露光装置およびデバイス製造方法ならびにステージ駆動方法
US20030088168A1 (en) * 2001-11-06 2003-05-08 Leica Microsystems Inc. Metered pump for a non-contact tonometer
US6616609B2 (en) * 2001-11-08 2003-09-09 Reichert, Inc. Method for optimizing piston diameter in a non-contact tonometer, and non-contact tonometer having fluid pump designed by said method
RU2308217C1 (ru) * 2006-05-12 2007-10-20 Геннадий Константинович Пилецкий Устройство для измерения внутриглазного давления через веко
JP2008237516A (ja) * 2007-03-27 2008-10-09 Topcon Corp 非接触式眼圧計のエアー噴射装置
JP5052950B2 (ja) * 2007-04-27 2012-10-17 株式会社ニデック 非接触式眼圧計
JP2014217424A (ja) * 2013-05-01 2014-11-20 キヤノン株式会社 非接触式眼圧計
JP6471378B2 (ja) * 2014-08-28 2019-02-20 新電元メカトロニクス株式会社 空気噴出装置
JP6772411B2 (ja) * 2015-09-15 2020-10-21 株式会社トーメーコーポレーション 非接触式眼圧計
EP3583889A1 (en) 2018-06-18 2019-12-25 Brill Engines, S.L. A handheld aesthesiometer
US11585339B2 (en) * 2019-03-18 2023-02-21 Twenty Twenty Therapeutics Llc Jet pump for noncontact tonometry and associated devices, systems, and methods

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2377916A (en) * 1945-06-12 anderson
US2084665A (en) * 1936-05-15 1937-06-22 Westinghouse Air Brake Co Compressor unloading device
US2764098A (en) * 1953-10-28 1956-09-25 Bendix Aviat Corp Plunger type electro-magnetic pump
US3018779A (en) * 1959-07-28 1962-01-30 Tracy B Tyler Body cavity evacuating apparatus
US3585849A (en) * 1968-10-09 1971-06-22 American Optical Corp Method and apparatus for measuring intraocular pressure
US3752604A (en) * 1971-07-19 1973-08-14 Superior Manuf Co Pump valve assembly
CH549896A (de) * 1972-09-22 1974-05-31 Landis & Gyr Ag Schwinganker - kolbenpumpe.
DE2936018A1 (de) * 1979-09-06 1981-03-19 Fichtel & Sachs Ag, 8720 Schweinfurt Elektrischer antrieb fuer eine von einer antriebsspule angetriebenen masse

Also Published As

Publication number Publication date
JPS6249826A (ja) 1987-03-04
US4770181A (en) 1988-09-13

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees