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Microfabricated devices for the storage and selective exposure of chemicals and devices

  • US 20030049865A1
  • Filed: 03/02/2001
  • Published: 03/13/2003
  • Est. Priority Date: 03/02/2000
  • Status: Active Grant
First Claim
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1. A microchip device for the controlled exposure of a secondary device, comprising a substrate having a plurality of reservoirs;

  • a secondary device in one or more of the reservoirs; and

    at least one barrier layer covering the one or more reservoirs to isolate the secondary device from one or more environmental components outside the reservoirs;

    wherein the barrier layer can be selectively disintegrated or permeabilized, thereby exposing the secondary device to said one or more environmental components.

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