US Patent Issued to Edwards Lifesciences on July 21 for "Expandable sheath" (California Inventors)

ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,842, issued on July 21, was assigned to Edwards Lifesciences Corp. (Irvine, Calif.).

"Expandable sheath" was invented by Pu Zhou (Dove Canyon, Calif.), Erik Bulman (Lake Forest, Calif.), Timothy A. Geiser (Laguna Niguel, Calif.), Michael G. Valdez (Riverside, Calif.), Yidong M. Zhu (Irvine, Calif.), Baigui Bian (Laguna Niguel, Calif.), Sonny Tran (Westminster, Calif.), Richard D. White (Costa Mesa, Calif.), Thanh Huy Le (Oceanside, Calif.), Tung T. Le (Costa Mesa, Calif.) and Alpana Kiran Gowdar (Irvine, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A delivery sheath includes an outer tubular layer and an initially folded inner tubular layer...