×

Pneumatic valve interface for use in microfluidic structures

  • US 20050205816A1
  • Filed: 10/06/2004
  • Published: 09/22/2005
  • Est. Priority Date: 04/03/2001
  • Status: Abandoned Application
First Claim
Patent Images

1. A device for controlling flow in microfluidic devices comprising:

  • a first substrate having at least one microfluidic structure manufactured therein;

    a first flexible sheet placed on top of at least a portion of said microfluidic structure; and

    means for creating a pressure differential onto said first flexible sheet such that a portion of said sheet moves in relationship to said microfluidic structure wherein the cross-section of said microfluidic structure is altered at least in one dimension such that the fluid resistance in said microfluidic structure is altered.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×