A non-volatile memory device has a plurality of memory cells that are organized into memory blocks. In a lining made with such tiles like this, the holes lead the air from below to above the tiles. The method may comprise advancing a suture and hook from the subject’s anterior thyroid cartilage or cricothyroid membrane to the muscular process of the subject’s arytenoid, attaching the hook to the muscular process, and applying tension to the suture to rotate the muscular process and adduct the arytenoid. If successful, the device receiving the message verifies the identity of the sender.