ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,708,718, issued on Aug. 18, was assigned to ESC Medtech (Suzhou) Co. Ltd (Suzhou City, China).
"Disposable injection pen" was invented by Kai Liu (Suzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A disposable injection pen includes a pen casing, an injection head mechanism and a trigger mechanism. The injection head mechanism includes a barrel arranged in the pen casing and a needle arranged on a top thereof. The barrel is provided with a rubber plug. The trigger mechanism includes a protective sheath arranged in the pen casing and movably wrapped around the needle. A bottom of the protective sheath movably abuts against a sliding part. An o...