Restraint strap for psychiatry department

The utility model discloses a psychiatric restraint strap, which is characterized in that a bandage can fix the psychiatric restraint strap on the bedside, the restraint strap can be restrained on the limbs of a patient through a necking device, an air bag can be inflated through an inflation inlet or deflated through a deflation valve to become smaller, and when the limbs of the patient are too small and the restraint strap cannot be restrained and protected, the air bag can be inflated into the air bag. The air bag can be inflated, the air bag is enlarged and makes contact with the limbs of the patient, and therefore the restraining and protecting effects are achieved, and the patient is prevented from struggling away. Meanwhile, the air bag can be shaped, the fitting degree with the limbs of the patient is better, the limbs of the patient can be prevented from being subjected to pressure injury, the pressure of the limbs of the patient is effectively relieved, and pressure sores are avoided. 本实用新型公开了一种精神科约