ALEXANDRIA, Va., March 5 -- United States Patent no. 12,239,356, issued on March 4, was assigned to ERBE Elektromedizin GmbH (Tuebingen, Germany).

"Apparatus for supplying a medical instrument and method for monitoring an instrument" was invented by Martin Georg Fritz (Tuebingen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus and method for sending test signals to an instrument, and checking the resultant and subsequently arriving echo signals in order to detect specific properties and changes of properties on the line, the instrument, the tissue or also on a fluid body, e.g., plasma body, present on an electrode of the instrument, and to control the operation of the supply arrangement a...