ALEXANDRIA, Va., June 9 -- United States Patent no. 12,649,050, issued on June 9, was assigned to CENTRE HOSPITALIER UNIVERSITAIRE VAUDOIS (Lausanne, Switzerland).

"Implantable internal drainage device and system for edemas" was invented by Marco Pisano (Preverenges, Switzerland) and Valentina Triacca (Lausanne, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a fluid drainage devices and methods of use for drainage of edematous tissues of a patient. The devices include an inlet catheter comprising a plurality of lumens configured to receive fluid from the edematous tissues, wherein the plurality of lumens run axially parallel in the inlet catheter; an outlet catheter configured to be...