×

Microfluidic system including a bubble valve for regulating fluid flow through a microchannel

  • US 20030196714A1
  • Filed: 06/24/2002
  • Published: 10/23/2003
  • Est. Priority Date: 04/17/2002
  • Status: Active Grant
First Claim
Patent Images

1. A microfluidic device, comprising:

  • a microchannel having an interior bounded by a side wall;

    a valve for regulating the flow of fluid through the microchannel, the valve comprising a gas-filled reservoir, a fluid meniscus interfacing the reservoir and the interior and an actuator for varying the volume of the reservoir to increase an internal pressure of the reservoir to vary the flow of liquid through the channel.

View all claims
  • 9 Assignments
Timeline View
Assignment View
    ×
    ×