A splint is defined as "a rigid or flexible machine that maintains in placement a displaced or movable section; also utilized to retain set up and shield an hurt portion" or as "a rigid or adaptable material applied to shield, immobilize, or restrict motion... Wikipedia Facts furnished on Forbes Health https://troyxphwm.wikinewspaper.com/1898927/posture_for_sleeping_can_be_fun_for_anyone