55 Pa. Code § 13.2
(a) Restraints include devices and techniques designed and used to control acute or episodic aggressive behavior or involuntary movement of patients/residents. Restraints do not include general protective security measures adopted in various institutions, including locked wards; special security measures adopted in Youth Development Centers and Youth Forestry Camps, maximum security State hospital or forensic units in State mental hospitals; or specific security measures ordered by a court. Restraints can be classified according to the method used to control behavior as:
(b) Restraints may also be classified based on whether they are designed to control one of the following: