ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,416, issued on April 7, was assigned to MAGENTA MEDICAL LTD (Kadima, Israel).

"Vena caval occlusion" was invented by Yosi Tuval (Even Yehuda, Israel), Ehud Schwammenthal (Ra'anana, Israel), Daniel Glozman (Kfar Yona, Israel) and Gad Lubinsky (Ein Vered, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatus and methods are described including reducing cardiac preload of a subject by partially occluding a vena cava of the subject at an infra-renal location. One or more physiological parameters of the subject are monitored, the one or more physiological parameters including lower body venous pressure, central venous pressure, central venous b...