WO2002075368A2 - Replaceable prism for applanation tonometer - Google Patents
Replaceable prism for applanation tonometer Download PDFInfo
- Publication number
- WO2002075368A2 WO2002075368A2 PCT/US2002/007736 US0207736W WO02075368A2 WO 2002075368 A2 WO2002075368 A2 WO 2002075368A2 US 0207736 W US0207736 W US 0207736W WO 02075368 A2 WO02075368 A2 WO 02075368A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- prism
- applanation surface
- light
- applanation
- tonometer
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
-
- 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
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2441513A CA2441513C (en) | 2001-03-19 | 2002-03-14 | Replaceable prism for applanation tonometer |
AU2002252345A AU2002252345B2 (en) | 2001-03-19 | 2002-03-14 | Replaceable prism for applanation tonometer |
EP02721411A EP1377203A4 (en) | 2001-03-19 | 2002-03-14 | Replaceable prism for applanation tonometer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/811,709 US6736778B2 (en) | 1997-12-22 | 2001-03-19 | Replaceable prism for applanation tonometer |
US09/811,709 | 2001-03-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002075368A2 true WO2002075368A2 (en) | 2002-09-26 |
WO2002075368A3 WO2002075368A3 (en) | 2002-12-19 |
Family
ID=25207329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/007736 WO2002075368A2 (en) | 2001-03-19 | 2002-03-14 | Replaceable prism for applanation tonometer |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1377203A4 (en) |
AU (1) | AU2002252345B2 (en) |
CA (1) | CA2441513C (en) |
WO (1) | WO2002075368A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1599130A2 (en) * | 2003-01-30 | 2005-11-30 | Francis Y. Falck, Jr. | Ophthalmologic applanation prism replacement system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5070875A (en) * | 1990-11-19 | 1991-12-10 | Falcken, Inc. | Applanation tonometer using light reflection to determine applanation area size |
US5190042A (en) * | 1989-09-22 | 1993-03-02 | Datron-Electronic Gmbh | Apparatus for determining intraocular pressure |
US5305747A (en) * | 1991-02-18 | 1994-04-26 | Clement Clarke International Ltd. | Optical elements for applanation tonometers |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2643879A1 (en) * | 1976-09-29 | 1978-03-30 | Instrumentarium Oy | Eye internal pressure measuring prism - has flat side placed on eye and incorporates light intensity detector |
US4886066A (en) * | 1988-09-13 | 1989-12-12 | See Care Corporation | Tonometer having acoustic coupling detection |
US6179779B1 (en) * | 1997-12-22 | 2001-01-30 | Ffhk Development Company Llc | Replaceable prism system for applanation tonometer |
-
2002
- 2002-03-14 AU AU2002252345A patent/AU2002252345B2/en not_active Expired
- 2002-03-14 EP EP02721411A patent/EP1377203A4/en not_active Withdrawn
- 2002-03-14 CA CA2441513A patent/CA2441513C/en not_active Expired - Lifetime
- 2002-03-14 WO PCT/US2002/007736 patent/WO2002075368A2/en not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5190042A (en) * | 1989-09-22 | 1993-03-02 | Datron-Electronic Gmbh | Apparatus for determining intraocular pressure |
US5070875A (en) * | 1990-11-19 | 1991-12-10 | Falcken, Inc. | Applanation tonometer using light reflection to determine applanation area size |
US5305747A (en) * | 1991-02-18 | 1994-04-26 | Clement Clarke International Ltd. | Optical elements for applanation tonometers |
Non-Patent Citations (1)
Title |
---|
See also references of EP1377203A2 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1599130A2 (en) * | 2003-01-30 | 2005-11-30 | Francis Y. Falck, Jr. | Ophthalmologic applanation prism replacement system |
EP1599130A4 (en) * | 2003-01-30 | 2009-03-25 | Francis Y Falck Jr | Ophthalmologic applanation prism replacement system |
Also Published As
Publication number | Publication date |
---|---|
EP1377203A2 (en) | 2004-01-07 |
CA2441513A1 (en) | 2002-09-26 |
CA2441513C (en) | 2011-05-17 |
EP1377203A4 (en) | 2007-11-14 |
AU2002252345B2 (en) | 2005-07-14 |
WO2002075368A3 (en) | 2002-12-19 |
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