JP5469381B2 - 非接触式超音波測定装置 - Google Patents

非接触式超音波測定装置 Download PDF

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Publication number
JP5469381B2
JP5469381B2 JP2009138620A JP2009138620A JP5469381B2 JP 5469381 B2 JP5469381 B2 JP 5469381B2 JP 2009138620 A JP2009138620 A JP 2009138620A JP 2009138620 A JP2009138620 A JP 2009138620A JP 5469381 B2 JP5469381 B2 JP 5469381B2
Authority
JP
Japan
Prior art keywords
eye
unit
ultrasonic
measurement
probe
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
JP2009138620A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010284223A5 (enExample
JP2010284223A (ja
Inventor
哲之 三輪
将幸 神出
シンデル，ディヴィッド，ダブリュ．
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.)
Nidek Co Ltd
Original Assignee
Nidek Co Ltd
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 Nidek Co Ltd filed Critical Nidek Co Ltd
Priority to JP2009138620A priority Critical patent/JP5469381B2/ja
Priority to US12/795,061 priority patent/US20100312087A1/en
Priority to CA2707193A priority patent/CA2707193A1/en
Priority to EP10165412A priority patent/EP2260765B1/en
Publication of JP2010284223A publication Critical patent/JP2010284223A/ja
Publication of JP2010284223A5 publication Critical patent/JP2010284223A5/ja
Application granted granted Critical
Publication of JP5469381B2 publication Critical patent/JP5469381B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/10—Eye inspection
    • 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
    • A61B3/14—Arrangements specially adapted for eye photography
    • A61B3/15—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing
    • A61B3/152—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing for aligning
    • 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

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Eye Examination Apparatus (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
JP2009138620A 2009-06-09 2009-06-09 非接触式超音波測定装置 Expired - Fee Related JP5469381B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009138620A JP5469381B2 (ja) 2009-06-09 2009-06-09 非接触式超音波測定装置
US12/795,061 US20100312087A1 (en) 2009-06-09 2010-06-07 Non-contact ultrasound measurement device
CA2707193A CA2707193A1 (en) 2009-06-09 2010-06-08 Non-contact ultrasound measurement device
EP10165412A EP2260765B1 (en) 2009-06-09 2010-06-09 Non-contact ultrasonic measurement device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009138620A JP5469381B2 (ja) 2009-06-09 2009-06-09 非接触式超音波測定装置

Publications (3)

Publication Number Publication Date
JP2010284223A JP2010284223A (ja) 2010-12-24
JP2010284223A5 JP2010284223A5 (enExample) 2012-07-26
JP5469381B2 true JP5469381B2 (ja) 2014-04-16

Family

ID=42333326

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009138620A Expired - Fee Related JP5469381B2 (ja) 2009-06-09 2009-06-09 非接触式超音波測定装置

Country Status (4)

Country Link
US (1) US20100312087A1 (enExample)
EP (1) EP2260765B1 (enExample)
JP (1) JP5469381B2 (enExample)
CA (1) CA2707193A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5562703B2 (ja) * 2010-03-31 2014-07-30 株式会社ニデック 非接触式超音波眼圧計
WO2019189272A1 (ja) * 2018-03-30 2019-10-03 株式会社ニデック 非接触式超音波眼圧計
JP7259599B2 (ja) * 2019-07-03 2023-04-18 株式会社ニデック 超音波眼圧計

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4764006A (en) * 1985-09-13 1988-08-16 Canon Kabushiki Kaisha Ophthalmic measuring apparatus
US5325135A (en) * 1987-03-06 1994-06-28 Canon Kabushiki Kaisha Ophthalmologic apparatus having two measuring systems
US5183044A (en) * 1987-06-30 1993-02-02 Kabushiki Kaisha Topcon Noncontact type tonometer
US4928697A (en) * 1988-09-28 1990-05-29 The Ohio State University Non-contact high frequency tonometer
JP2778153B2 (ja) * 1989-09-28 1998-07-23 株式会社島津製作所 超音波探触子
US6234966B1 (en) * 1991-08-31 2001-05-22 Nidek Co., Ltd. Noncontact type tonometer
JPH05253190A (ja) * 1991-10-10 1993-10-05 Massie Res Lab Inc 非接触式トノメーター
US5287331A (en) * 1992-10-26 1994-02-15 Queen's University Air coupled ultrasonic transducer
GB9308286D0 (en) * 1993-04-22 1993-06-09 Toleman Paul Tonometer
CA2169307C (en) * 1994-12-12 2003-10-14 David A. Hutchins Non-contact characterization and inspection of materials using wideband air coupled ultrasound
JP3461957B2 (ja) * 1995-02-28 2003-10-27 株式会社ニデック 眼科装置
US5865742A (en) * 1995-03-06 1999-02-02 Massie Research Laboratories, Inc. Non-contact tonometer
EP0894266B1 (de) * 1996-04-18 2002-11-27 Ramseier, Hans-Ulrich Charakterisierung von objekten mittels ultraschall
US6339961B1 (en) * 1996-11-15 2002-01-22 Ue Systems, Inc. Ultrasonic detecting lubrication apparatus with acoustically isolated transducer
US6030343A (en) * 1997-09-03 2000-02-29 Pgvc Lp Single beam tone burst ultrasonic non contact tonometer and method of measuring intraocular pressure
US6494577B2 (en) * 2000-03-17 2002-12-17 Canon Kabushiki Kaisha Ophthalmologic apparatus
JP3693561B2 (ja) * 2000-07-26 2005-09-07 株式会社ニデック 非接触式眼圧計
US7101335B2 (en) * 2001-02-01 2006-09-05 Nidek Co., Ltd. Non-contact type tonometer
US6673014B2 (en) * 2001-10-05 2004-01-06 Itonix, Inc. Noninvasive methods and apparatuses for measuring the intraocular pressure of a mammal eye
EP1446238B1 (en) * 2001-10-23 2012-06-20 SCHINDEL, David W. Ultrasonic printed circuit board transducer
DE102006033035B4 (de) * 2006-07-14 2015-06-03 Universität Bremen Vorrichtung und Verfahren zur berührungslosen Innendruckbestimmung
WO2008072527A1 (ja) 2006-12-08 2008-06-19 Nihon University 眼圧測定装置
JP5172141B2 (ja) * 2006-12-26 2013-03-27 株式会社ニデック 眼軸長測定装置
US8092018B2 (en) * 2008-05-03 2012-01-10 Nidek Co., Ltd. Non-contact ultrasonic tonometer
JP5396633B2 (ja) * 2008-05-03 2014-01-22 株式会社ニデック 非接触式超音波眼圧計

Also Published As

Publication number Publication date
US20100312087A1 (en) 2010-12-09
EP2260765B1 (en) 2013-03-06
EP2260765A1 (en) 2010-12-15
JP2010284223A (ja) 2010-12-24
CA2707193A1 (en) 2010-12-09

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