×

Implantable drug delivery device

  • US 20040034332A1
  • Filed: 08/08/2003
  • Published: 02/19/2004
  • Est. Priority Date: 11/17/1999
  • Status: Active Grant
First Claim
Patent Images

1. An implantable device for controlled delivery of a drug comprising:

  • a substrate;

    at least two reservoirs in the substrate, each reservoir having an opening;

    at least one therapeutic agent in each of the reservoirs;

    a reservoir cap sealing each opening;

    a mechanical rupturing mechanism which moves into contact with and ruptures the reservoir cap to permit release of the therapeutic agent from the reservoir through the opening; and

    a mixing chamber adjacent the reservoirs, wherein upon release of the therapeutic agent from at least one of the reservoirs, the therapeutic agent is combined with a carrier fluid in the mixing chamber and then transported to a delivery site in a human or animal.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×