ALEXANDRIA, Va., June 25 -- United States Patent no. 12,336,803, issued on June 24, was assigned to Biosense Webster (Israel) Ltd. (Yokneam, Israel).

"Assessing tissue contact with catheter using pairs of electrodes and common reference ground established using designed circuit-board capacitance" was invented by Assaf Govari (Haifa, Israel) and Vadim Gliner (Haifa, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus includes a current source, an electronic circuit and a circuit board. The current source is configured to flow an electrical current having a selected frequency between a pair of electrodes coupled to a medical probe. The electronic circuit is configured to measure a single-ended v...