To address the current national emergency, U.S. entities may be eligible to license select Sandia intellectual property at no cost for a limited time. Learn more.

Search/Browse Tech

Check valves for microfluidic systems and methods thereof

United States Patent

To discuss licensing opportunities, fill out our Contact Form 
November 19, 2019
View the Complete Patent at the US Patent & Trademark Office
The present invention relates to microfluidic check valves, as well as fluidic cartridges including such check valves. In particular examples, the check valve includes a pre-stressed spring formed from a planar substrate. Various characteristics of the valves, such as size, profile, opening pressure, etc., can be tuned to provide desired performance when employed within a fluidic cartridge.
March 2, 2017
B01L 3/00 (20060101); F16K 99/00 (20060101);
STATEMENT OF GOVERNMENT INTEREST This invention was made with Government support under contract no. DE-AC04-94AL85000 awarded by the U.S. Department of Energy to Sandia Corporation. The Government has certain rights in the invention.