The Ossur Philadelphia Tracheotomy Collar immobilizes the head and neck to encourage a quicker, safer recovery. The cervical collar has a large, tracheotomy opening to allow easy access for carotid pulse monitoring and emergency tracheotomies, if needed. The Philadelphia Tracheotomy Collar is made of a foam material that is water-resistant and latex free. This cervical collar provides support and stabilization while contributing to patient comfort.