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Microfabricated injectable drug delivery system

  • US 6,454,759 B2
  • Filed: 02/28/2001
  • Issued: 09/24/2002
  • Est. Priority Date: 02/28/2000
  • Status: Expired due to Fees
First Claim
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1. A system for injectable drug delivery, comprising:

  • an implantable device having at least one microchannel and containing in at least one drug to be delivered by osmotic pressure, valves in said device for at least controlling generation of said osmotic pressure, an externally located controller for activating said valves, and a piston located in said at least one microchannel intermediate said osmotic device and said at least one drug to be delivered.

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