The Relief Philadelphia Collar with Turn Buckle is an innovative splint for cervical spine immobilization. The turn buckle collar has a feature of immobilizing the neck at a certain desired angle. The product is highly efficient & widely used for faster splintage of cervical spine at accident site. The rigid outer shell of the Relief Philadelphia Collar (Turn Buckle) prevents movement of neck & thus further damage to cervical spine. The product features the chin rest with turn buckle which helps in adjusting anterior height.