ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,715, issued on March 3, was assigned to Tivic Health Systems Inc. (Menlo Park, Calif.).

"TMJ treatment device with adaptive circuit" was invented by Blake Taylor Gurfein (San Rafael, Calif.), John Claude (Redwood City, Calif.) and Christopher A. Wiklof (Everett, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A temporomandibular joint (TMJ) disorder microcurrent treatment device and methods of operating the microcurrent device that includes a treatment electrode and at least one return electrode. The TMJ microcurrent treatment device may output and maintain a constant current treatment waveform."

The patent was filed on June 29, 2023, under Ap...