ALEXANDRIA, Va., July 28 -- United States Patent no. 12,690,850, issued on July 28, was assigned to ARTERICA INC (Santa Rosa, Calif.).

"Self-expanding hemostatic devices and methods for fascia and vessel passages" was invented by Thomas Larzon (Lidingo, Sweden) and Cecilia Larzon (Stockholm).

According to the abstract* released by the U.S. Patent & Trademark Office: "Self-expanding plug embodiments may be used in conjunction with vascular closure device embodiments to promote hemostasis at surgical sites or any other suitable location. In some cases, vascular closure device embodiments may include self-expanding plug embodiments in order to promote hemostasis at a surgical site during a vascular closure procedure."

The patent was filed o...