CA1291796C - Tonometre electronique autonome portatif - Google Patents

Tonometre electronique autonome portatif

Info

Publication number: CA1291796C
Authority: CA; Canada
Prior art keywords: stage; tonometer; amplifier; microprocessor; transducer
Prior art date: 1986-11-03
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

CA000522025A

Other languages

English (en)

Inventor

Steven Feldon

David Wallace

Robert A. Monsour

Gary Mezack

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.)

Bio Rad Laboratories Inc

Original Assignee

Design Team Partners

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.)

1986-11-03

Filing date

1986-11-03

Publication date

1991-11-05

1986-11-03 Application filed by Design Team Partners filed Critical Design Team Partners

1986-11-03 Priority to CA000522025A priority Critical patent/CA1291796C/fr

1991-11-05 Application granted granted Critical

1991-11-05 Publication of CA1291796C publication Critical patent/CA1291796C/fr

2008-11-05 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000004458 analytical method Methods 0.000 claims description 15
238000009530 blood pressure measurement Methods 0.000 claims description 9
230000004410 intraocular pressure Effects 0.000 abstract description 18
238000005259 measurement Methods 0.000 abstract description 13
210000004087 cornea Anatomy 0.000 abstract description 12
239000003990 capacitor Substances 0.000 abstract description 10
239000004973 liquid crystal related substance Substances 0.000 abstract description 6
239000007787 solid Substances 0.000 abstract description 3
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract description 2
229910052753 mercury Inorganic materials 0.000 abstract description 2
238000000034 method Methods 0.000 description 9
230000004913 activation Effects 0.000 description 8
238000001994 activation Methods 0.000 description 8
210000003128 head Anatomy 0.000 description 7
238000012545 processing Methods 0.000 description 6
230000008569 process Effects 0.000 description 5
230000008859 change Effects 0.000 description 4
238000010586 diagram Methods 0.000 description 4
208000010412 Glaucoma Diseases 0.000 description 3
238000007373 indentation Methods 0.000 description 3
230000003213 activating effect Effects 0.000 description 2
238000003745 diagnosis Methods 0.000 description 2
230000002452 interceptive effect Effects 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification Effects 0.000 description 2
230000003472 neutralizing effect Effects 0.000 description 2
NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 2
238000002691 topical anesthesia Methods 0.000 description 2
230000000007 visual effect Effects 0.000 description 2
206010002091 Anaesthesia Diseases 0.000 description 1
244000228957 Ferula foetida Species 0.000 description 1
206010018307 Glaucoma and ocular hypertension Diseases 0.000 description 1
206010030043 Ocular hypertension Diseases 0.000 description 1
241001163743 Perlodes Species 0.000 description 1
230000037005 anaesthesia Effects 0.000 description 1
238000012937 correction Methods 0.000 description 1
238000007405 data analysis Methods 0.000 description 1
230000000994 depressogenic effect Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
230000004406 elevated intraocular pressure Effects 0.000 description 1
239000011521 glass Substances 0.000 description 1
239000012528 membrane Substances 0.000 description 1
230000005499 meniscus Effects 0.000 description 1
230000004044 response Effects 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
239000000523 sample Substances 0.000 description 1
238000005070 sampling Methods 0.000 description 1
230000011664 signaling Effects 0.000 description 1
229910001923 silver oxide Inorganic materials 0.000 description 1
230000006641 stabilisation Effects 0.000 description 1
238000011105 stabilization Methods 0.000 description 1
230000001052 transient effect Effects 0.000 description 1

Landscapes

Eye Examination Apparatus (AREA)

CA000522025A 1986-11-03 1986-11-03 Tonometre electronique autonome portatif Expired - Lifetime CA1291796C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000522025A CA1291796C (fr)	1986-11-03	1986-11-03	Tonometre electronique autonome portatif

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000522025A CA1291796C (fr)	1986-11-03	1986-11-03	Tonometre electronique autonome portatif

Publications (1)

Publication Number	Publication Date
CA1291796C true CA1291796C (fr)	1991-11-05

Family

ID=4134276

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000522025A Expired - Lifetime CA1291796C (fr)	1986-11-03	1986-11-03	Tonometre electronique autonome portatif

Country Status (1)

Country	Link
CA (1)	CA1291796C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN116077013A (zh) *	2023-03-09	2023-05-09	苏州宣嘉光电科技有限公司	一种眼压计

1986
- 1986-11-03 CA CA000522025A patent/CA1291796C/fr not_active Expired - Lifetime

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN116077013A (zh) *	2023-03-09	2023-05-09	苏州宣嘉光电科技有限公司	一种眼压计

Similar Documents

Publication	Publication Date	Title
EP0217642B1 (fr)	1994-02-16	Ionomètre électronique portatif et autonome
US3992926A (en)	1976-11-23	Pressure measuring method and apparatus with digital readout
US5119831A (en)	1992-06-09	System and method for detecting pressure of selected body parts
US5012817A (en)	1991-05-07	Dolorimeter apparatus
US5165409A (en)	1992-11-24	Tonometry apparatus
JP3729553B2 (ja)	2005-12-21	体液分析装置
US4951671A (en)	1990-08-28	Tonometry apparatus
US4817432A (en)	1989-04-04	Digital ultrasonic instrument for ophthalmic use
US5375610A (en)	1994-12-27	Apparatus for the functional assessment of human activity
EP0219988B1 (fr)	1993-10-20	Instrument manuel autonome à ultrason pour usage ophtalmologique
US5778879A (en)	1998-07-14	Electronic blood pressure meter with posture detector
US4688582A (en)	1987-08-25	Portable hand-held tympanometer
KR20190065102A (ko)	2019-06-11	심전도 측정 장치
US6792801B2 (en)	2004-09-21	Device for measuring force and angles
EP0823238A1 (fr)	1998-02-11	Dispositif pour la détection du pouls
US6394968B1 (en)	2002-05-28	Trans-scleral method and apparatus for measuring intraocular pressure
CA1291796C (fr)	1991-11-05	Tonometre electronique autonome portatif
US4886066A (en)	1989-12-12	Tonometer having acoustic coupling detection
JPH11137525A (ja)	1999-05-25	皮膚状態測定装置
US20060129068A1 (en)	2006-06-15	Palpometer and methods of use thereof
US4768521A (en)	1988-09-06	Pressure algometer apparatus
GB2267758A (en)	1993-12-15	Airflow measuring device
CN213374413U (zh)	2021-06-08	多功能一体式测试注射装置
GB2153535A (en)	1985-08-21	Sphygmomanometer
CA1311016C (fr)	1992-12-01	Dispositif d'evaluation des performances mecaniques du coeur

Legal Events

Date	Code	Title	Description
2007-11-05	MKLA	Lapsed