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Glaucoma implant device

  • US 7,431,709 B2
  • Filed: 12/03/2004
  • Issued: 10/07/2008
  • Est. Priority Date: 12/05/2003
  • Status: Active Grant
First Claim
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1. An aqueous humor drainage device comprising:

  • an elongate duct structure formed from a material, said material comprising polyisobutylene and a glassy segment, wherein said elongate duct structure provides a fluid passageway having a diameter less than 0.3 mm for diverting aqueous humor from the anterior chamber of the eye, and wherein said material resists obstruction of the elongate duct structure by cell encapsulation.

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