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Tool for inserting compressible intraocular lenses into the eye and method

  • US 4,919,130 A
  • Filed: 11/02/1987
  • Issued: 04/24/1990
  • Est. Priority Date: 11/07/1986
  • Status: Expired due to Term
First Claim
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1. A tool for preparing for insertion into an eye an intraocular lens, formed of a compressible material, comprising:

  • (a) an elongated hollow chamber comprising a hollow, walled compressing chamber with a loading inlet and an outlet, at least a portion of the compressing chamber decreasing in cross-sectional area in the direction of the outlet;

    (b) first plunger means for pushing a compressible intraocular lens introduced into the loading inlet through the compressing chamber toward the outlet end, the plunger means including resilient pushing means for cooperating with the walls of the compressing chamber to compress the lens to a smaller size as the lens is pushed toward the outlet end;

    (c) cannula means connected to the outlet of the compressing chamber with an inlet for receiving the compressed intraocular lens from the outlet of the compressing chamber; and

    (d) second plunger means for pushing the compressed intraocular lens through the cannula means and into an eye.

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