CA981951A - Device useful in eye examination - Google Patents
Device useful in eye examinationInfo
- Publication number
- CA981951A CA981951A CA162,481A CA162481A CA981951A CA 981951 A CA981951 A CA 981951A CA 162481 A CA162481 A CA 162481A CA 981951 A CA981951 A CA 981951A
- Authority
- CA
- Canada
- Prior art keywords
- device useful
- eye examination
- examination
- eye
- useful
- 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
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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/32—Devices for opening or enlarging the visual field, e.g. of a tube of the body
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Optics & Photonics (AREA)
- Ophthalmology & Optometry (AREA)
- Eye Examination Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22681872A | 1972-02-16 | 1972-02-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA981951A true CA981951A (en) | 1976-01-20 |
Family
ID=22850546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA162,481A Expired CA981951A (en) | 1972-02-16 | 1973-01-31 | Device useful in eye examination |
Country Status (9)
Country | Link |
---|---|
US (1) | US3752152A (de) |
JP (1) | JPS5548810B2 (de) |
CA (1) | CA981951A (de) |
CH (1) | CH566124A5 (de) |
DE (1) | DE2307809C2 (de) |
FR (1) | FR2172395B1 (de) |
GB (1) | GB1424866A (de) |
IT (1) | IT977262B (de) |
SE (1) | SE378517B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8710664D0 (en) * | 1987-05-06 | 1987-06-10 | Scras | Self-administration of ocular treatment materials |
US6074064A (en) * | 1997-03-28 | 2000-06-13 | Viitasalo; Veikko | Apparatus for measuring limits of a peripheral Visual Field |
US6074344A (en) * | 1999-07-14 | 2000-06-13 | Paschall, Jr.; Jack | Grasping retractor |
US7722639B2 (en) * | 2004-09-09 | 2010-05-25 | Dowling Brian T | Surgical retraction device for removal of small organs |
US20060079932A1 (en) * | 2004-09-09 | 2006-04-13 | Dowling Brian T | Surgical retraction device for removal of small organs |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2255689A (en) * | 1937-02-13 | 1941-09-09 | Educational Lab Inc | Means of recording eye movements |
US3070087A (en) * | 1959-09-29 | 1962-12-25 | Franklin Institute | Tonometer |
FR1506352A (fr) * | 1966-08-04 | 1967-12-22 | Lunetiers Cottet Poichet Soc D | Perfectionnements apportés aux dispositifs de mesure de l'écart pupillaire |
US3658058A (en) * | 1970-04-06 | 1972-04-25 | Mine Safety Appliances Co | Breathing apparatus nose-closing device |
-
1972
- 1972-02-16 US US00226818A patent/US3752152A/en not_active Expired - Lifetime
-
1973
- 1973-01-30 GB GB468173A patent/GB1424866A/en not_active Expired
- 1973-01-31 CA CA162,481A patent/CA981951A/en not_active Expired
- 1973-02-08 IT IT48141/73A patent/IT977262B/it active
- 1973-02-15 SE SE7302185A patent/SE378517B/xx unknown
- 1973-02-15 JP JP1882273A patent/JPS5548810B2/ja not_active Expired
- 1973-02-15 CH CH217573A patent/CH566124A5/xx not_active IP Right Cessation
- 1973-02-16 FR FR7305654A patent/FR2172395B1/fr not_active Expired
- 1973-02-16 DE DE2307809A patent/DE2307809C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2172395A1 (de) | 1973-09-28 |
SE378517B (de) | 1975-09-08 |
IT977262B (it) | 1974-09-10 |
DE2307809A1 (de) | 1973-08-30 |
GB1424866A (en) | 1976-02-11 |
JPS5548810B2 (de) | 1980-12-08 |
FR2172395B1 (de) | 1977-04-22 |
JPS4889593A (de) | 1973-11-22 |
US3752152A (en) | 1973-08-14 |
AU5196673A (en) | 1974-08-08 |
CH566124A5 (de) | 1975-09-15 |
DE2307809C2 (de) | 1982-07-29 |
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