US Patent Issued to ACCESS CLOSURE on April 8 for "Apparatus and methods for sealing a vascular puncture" (California Inventors)

ALEXANDRIA, Va., April 9 -- United States Patent no. 12,268,378, issued on April 8, was assigned to ACCESS CLOSURE INC. (Santa Clara, Calif.).

"Apparatus and methods for sealing a vascular puncture" was invented by Andreas Mylonakis (Fremont, Calif.), Jacky Au-Yeung (Millbrae, Calif.) and Florencia Lim (Union City, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sealant for sealing a puncture through tissue includes a first section, e.g., formed from freeze-dried hydrogel, and a second section extending from the distal end. The second section may be formed from PEG-precursors including PEG-ester and PEG-amine, e.g., in an equivalent ratio of active group sites of PEG-ester/PEG-amine greater than one-...