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Microfluidic devices and systems incorporating cover layers

  • US 6,488,897 B2
  • Filed: 05/01/2001
  • Issued: 12/03/2002
  • Est. Priority Date: 02/24/1998
  • Status: Expired due to Fees
First Claim
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1. A microfluidic apparatus, comprising:

  • a device comprising a body structure, wherein disposed within said body structure is at least one microscale channel network, said microscale channel network in fluid communication with at least one reservoir;

    said at least one reservoir comprising a rim disposed circumferentially around it, said rim and a portion of an internal surface of said reservoir comprising a conductive coating;

    a cover layer mated with said device, wherein said cover layer comprises at least one aperture, said at least one aperture aligned with said at least one reservoir; and

    at least one semi-permeable membrane portion, said membrane portion disposed over said at least one aperture.

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