Pressure release collar for neck spine incorporates several compartments with adjustable pressure and middle dividing line, and heated or cooled parts

摘要

The pressure releasing collar (1) possesses one inflatable elastic main body such as rubber and several pressure compartments (2) with adjustable pressure. The collar is separated in the middle and has at least four inflatable compartments filled with different media and which are filled singly in pairs or all together until a pre-set pressure is reached. Parts (4) of the collar are for heating or cooling media.