ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,392, issued on March 24, was assigned to THOMPSON SURGICAL INSTRUMENTS INC. (Traverse City, Mich.).

"Surgical retractor system and clip-on joint clamp" was invented by Steve Nowak (Traverse City, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A joint clamp for a surgical retractor system includes clamps, a cam bolt, and a cam lever. The cam bolt passes through the clamps. A cam lever comprising a cam head pivotally attached an upper portion the cam bolt to permit rotation between a locked position and an unlocked positions. The joint clamp may include springs which provide a scissors clamp of the clamps with a clip-on feature in which the sci...