ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,426,938, issued on Sept. 30, was assigned to SHOCKWAVE MEDICAL INC. (Santa Clara, Calif.).

"Low profile electrodes for a shock wave catheter" was invented by Khanh Vo (Santa Clara, Calif.), Jonathan Gallego (Santa Clara, Calif.) and Huy Phan (Santa Clara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a system and method for treating tight, hard-to-cross calcified lesions in which an angioplasty balloon is used to dilate the lesions and provide shock waves to restore normal blood flow in a patient's artery. An exemplary device includes an elongated tube and a balloon wrapped circumferentially around the tube and se...