ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,427, issued on Dec. 16, was assigned to Becton Dickinson and Co. (Franklin Lakes, N.J.).

"Intravenous catheter device having a probe with a selectively permeable distal end" was invented by Jonathan Karl Burkholz (Salt Lake City), Weston F. Harding (Lehi, Utah) and Megan Scherich (Salt Lake City).

According to the abstract* released by the U.S. Patent & Trademark Office: "An intravenous catheter device can have a probe with a selectively permeable distal end. The probe can be inserted through a catheter while the catheter is positioned intravenously to facilitate fluid flow into or out from the catheter such as by removing an occlusion or repositioning the catheter. Due to its se...