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Nasolacrimal Drainage System Implants for Drug Therapy

  • US 20070243230A1
  • Filed: 04/02/2007
  • Published: 10/18/2007
  • Est. Priority Date: 03/31/2006
  • Status: Active Grant
First Claim
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1. An implant for insertion into a punctum of a patient, the implant comprising:

  • a drug core having a distal end and a proximal end, the distal end of the drug core having a cross section suitable for insertion through a punctum, the drug core comprising a therapeutic agent deliverable into the eye; and

    a sheath disposed over a portion of the drug core to define at least one exposed surface of the drug core, the at least one exposed surface of the drug core located near the proximal end to contact a tear or tear film fluid and release the therapeutic agent at therapeutic levels over a sustained period when the implant is implanted for use.

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  • 6 Assignments
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