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Temperature-sensitive polymer/nanoshell composites for photothermally modulated drug delivery

  • US 6,428,811 B1
  • Filed: 07/14/2000
  • Issued: 08/06/2002
  • Est. Priority Date: 03/11/1998
  • Status: Expired due to Term
First Claim
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1. A composition for modulated delivery of a chemical to a desired location, said composition comprising:

  • a plurality of optically heatable particles capable of converting incident radiation into heat energy when said particles are irradiated with electromagnetic radiation; and

    a medium, said medium containing the chemical and comprising a thermally responsive material in thermal contact with said particles.

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