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Electroactive pore

  • US 6,490,483 B2
  • Filed: 06/11/2001
  • Issued: 12/03/2002
  • Est. Priority Date: 02/18/1999
  • Status: Expired due to Term
First Claim
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1. A method of administering a therapeutic agent, comprising:

  • passing the therapeutic agent through a device, comprising;

    a layer of material having a pore passing therethrough;

    an electroactive polymer disposed so that when the electroactive polymer has a first state of charge a therapeutic agent has a first ability to pass through the pore, and when the electroactive pore has a second state of charge different from the first state of charge the therapeutic agent has a second ability to pass through the pore different than the first ability to pass through the pore; and

    a BETA associated with the electroactive polymer, wherein the electroactive polymer is at least partially disposed within the pore.

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