Magnetic locking device for strap securing patient to bed, comprising locking pin with polygonal shaft segment

摘要

The locking pin (10) has a circular base (12) and a lower cylindrical shaft segment (11). A polygonal segment is located in the upper area adjacent to a narrow neck (14) followed by a circular head (13). The pin (10) is inserted from below into an opening in the lock assembled of an upper and a lower shell. The opening is also provided with a polygonal segment engaging with the shaft segment and only to be released by using the magnetic key.