Claims
- 1. A deformable intraocular lens injecting apparatus, comprising:
- a housing;
- a plunger slidably disposed within said housing;
- a spring connected between said housing and said plunger for biasing rearwardly said plunger when being advanced forward by a user;
- a lens cartridge connected to said housing, said lens cartridge including a lens delivery passageway, wherein:
- said spring is mounted on said plunger,
- said spring is a coiled spring mounted on a portion of said plunger,
- said spring is located inside said housing,
- said spring is positioned between a stop on said plunger and a stop inside said housing, and
- said stop inside said housing is defined by a sleeve portion slidably accommodating a portion of said plunger.
- 2. An apparatus according to claim 1, wherein said stop on said plunger is defined by a transition between a portion of said plunger having a smaller transverse cross-sectional size and a portion of said plunger having a larger transverse cross-sectional size.
- 3. An apparatus according to claim 1, wherein said spring functions during at least a portion of a stroke of said plunger.
- 4. An apparatus according to claim 2, wherein said spring functions during said portion of said stroke of said plunger when a tip of said plunger is forcing the deformable intraocular lens through a lens delivery passageway through the lens injecting apparatus.
Parent Case Info
This application is a continuation of application Ser. No. 08/691,489, filed Aug. 2, 1996 now U.S. Pat. No. 5,760,181.
US Referenced Citations (7)
Continuations (1)
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Number |
Date |
Country |
Parent |
691489 |
Aug 1996 |
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