Code Red Head Immobilser Red 560X450X590CmCode Red Head Immobilser Red 560X450X590Cm Code Red Head Immobilser Unique head chin strap is designed to conform to patients forehead. Large ear holes for monitoring the patients ear canal. Minimal interference with X Ray, MRI or CT scan procedures. Waterproof vinyl dipped foam makes it easy to clean. Compatible with all flat backboards. Compatible with spinal board and cervical collars. Head Immobiliser is simple to use, lightweight and easy to use.