Transverse hinged deformable intraocular lens injecting apparatus
AssigneeStaar Surgical Company, Inc.
InventorsDaniel C. Eagles, Vladimir Feingold, Thomas J. Chamber
Life of this patent
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Abstract
A deformable intraocular lens injecting apparatus including a transverse hinge for loading a deformable intraocular lens therein. The transverse hinge connects together two portions of the lens injecting apparatus. A preferred embodiment includes 1) a lens injecting device, 2) a lens cartridge having a transverse hinge, and 3) a nozzle portion. In a most preferred embodiment, the lens cartridge includes a fixed lower tray portion transversely hinged to an upper lid portion.
Claims12
A surgical apparatus for implantation of a deformable intraocular lens through a small incision in the eye, comprising:
- a lens injecting device including a slidable plunger and a lens cartridge receiver;
- a lens cartridge having a lens delivery passageway therethrough, said lens cartridge having a rear portion disposed within said lens cartridge receiver of said lens injecting device, said lens cartridge including a front portion with an upper lid portion and a lower tray portion, said upper lid portion connected to said lower tray portion by a transverse hinge oriented transversely relative to said lens delivery passageway to allow the lens cartridge to be opened and closed for loading the deformable intraocular lens into said lens cartridge;
- a nozzle portion including a lens cartridge receiver accommodating said front portion of said lens cartridge receiver, said nozzle portion when assembled onto said front portion of said lens cartridge maintaining said upper lid portion and said lower tray portion in a closed configuration, said nozzle portion including a lens delivery passageway continuous with said lens delivery passageway of said lens cartridge;
- and
- a locking arrangement between said lens injecting device and said lens cartridge engaging, when said lens cartridge is loaded into said lens cartridge receiver of said lens injecting device.
Dependencies are inferred from the claim text.