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VISUAL INDICATION OF RUPTURE OF DRUG RESERVOIR

  • US 20110098640A1
  • Filed: 10/22/2010
  • Published: 04/28/2011
  • Est. Priority Date: 10/22/2009
  • Status: Active Grant
First Claim
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1. A method comprising:

  • a. implanting a drug delivery device within anatomy of a subject, wherein the drug delivery device comprises;

    i. a plurality of reservoirs, each loaded with a therapeutic agent and a marker; and

    ii. a plurality of barrier layers, each separating contents of one of said plurality of reservoirs from said anatomy;

    b. irradiating at least one of said plurality of barrier layers such that at least one of said plurality of barrier layers is breached, thereby triggering release of said therapeutic agent and said marker from the reservoir of said device; and

    c. visually detecting release of said marker into said anatomy in order to verify release of said therapeutic agent into said anatomy.

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