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METHOD OF MAKING LOAD BEARING HYDROGEL IMPLANTS

  • US 20090263446A1
  • Filed: 11/18/2008
  • Published: 10/22/2009
  • Est. Priority Date: 02/06/2004
  • Status: Active Grant
First Claim
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1. A method of making a hydrogel having a hydrogel surface, comprising:

  • contacting solid objects with a liquid hydrogel;

    allowing the liquid hydrogel to polymerize and crosslink while the solid objects are at least partially immersed along a surface region of the hydrogel; and

    removing said solid objects from the polymerized and crosslinked hydrogel to form a plurality of superficial pores thereon;

    wherein said superficial pores are located at or near said hydrogel surface; and

    wherein said superficial pores do not extend throughout an entire depth of said hydrogel.

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