ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,708,257, issued on Aug. 18, was assigned to Joshua Dale (Coeur d'Alene, Idaho).
"Endodontic surgery tissue retractor device" was invented by Joshua Dale (Charleston, S.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein is a tissue retractor for use in endodontic procedures. The tissue retractor includes a bite pad having a proximal end and a distal end, a tooth registration block connected to the distal end of the bite pad, an arm having a proximal end and distal end, where the proximal end is connected to the tooth registration block such that the tooth registration block is between the bite pad and the arm, a cheek retractor having a p...