US4134161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable intraocular lens
Assignee: Individual
•
Filing: 1978-04-06
•
Granted: 1979-01-16
•
Expires: 1998-04-06
Abstract
Abstract An intraocular lens utilizing an optical lens portion adapted to position over the pupil along the optical axis. The lens includes a first member extending away from the lens portion to the periphery of the iris of the eye and being fixed to the lens portion. A second adjustable member includes a projecting element and a wedging piece which are forced toward one another, causing fixation of the lens portion.
Inventors
- 👤 Jon H. Bayers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:22
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/14; A61F2/16; A61F2002/1681; A61F2250/00; A61F2250/0004; A61F2250/0007
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
119 words
An intraocular lens for an eye comprising: a. lens portion adapted for positioning over the pupil; b. first member adapted for extending away from said lens portion to the periphery of the iris and fixed to said lens; c. second adjustable member adapted for extending a selected distance away from said lens portion to the periphery of the iris and spaced along the periphery of the iris from said first member; said second adjustable member including a projecting element extending away from said lens portion and being fixed to said lens portion, a wedging piece having an edge portion adapted for extending to the periphery of the iris, and means for urging said wedging piece toward said projecting element.
Claim 2
Dependent Claim
119 words
An intraocular lens for an eye comprising: a. lens portion adapted for positioning over the pupil; b. first member adapted for extending away from said lens portion to the periphery of the iris and fixed to said lens; c. second adjustable member adapted for extending a selected distance away from said lens portion to the periphery of the iris and spaced along the periphery of the iris from said first member; said second adjustable member including a projecting element extending away from said lens portion and being fixed to said lens portion, a wedging piece having an edge portion adapted for extending to the periphery of the iris, and means for urging said wedging piece toward said projecting element.
Claim 3
Dependent Claim
34 words
The intraocular lens as claimed in claim 1 characterized in that said urging means includes at least one elastic band surrounding a portion of said projecting element and a portion of said wedging piece.
Claim 4
Dependent Claim
48 words
The intraocular lens as claimed in claim 2 characterized in that said projecting element includes a first leg having a second leg angularly connected thereto, and a supporting member, said wedging piece adapted for sliding contact with said second leg of said projecting element and said supporting member.
Claim 5
Dependent Claim
26 words
The intraocular lens as claimed in claim 3 characterized in that said second leg and said supporting member are in spaced relationship forming a gap therebetween.
Claim 6
Dependent Claim
43 words
The intraocular lens as claimed in claim 4 characterized in that said urging means includes two elastic bands spaced from one another and said second leg includes at least two recesses for encompassing a portion of each of said pair of elastic bands.
Claim 7
Dependent Claim
35 words
The intraocular lens as claimed in claim 5 characterized in that said second leg of said projecting element includes at least two recesses for encompassing a portion of each of said pair of elastic bands.
References Cited (Backward Citations)
US2834023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-01-15 | 1982-07-17 | 1983-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-01-15 | 1986-07-17 | 1987-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-01-15 | 1990-07-17 | 1991-01-16 | $7700.00 | Window Closed / Lapsed |