In order to prevent the improper use of pressure tourniquet, it should be noted that:
1. Check the air bag before use and show whether the watch is in good condition.
2. Use the correct part, and place a thin cotton pad on the skin surface before the tourniquet. The width exceeds the two sides of the tourniquet, 1 to 2 cm, and the tourniquet is fixed with bandage.
3. The range of pressure: general upper limb 200 MMHG, lower limbs of 400 MMHG.
4. The recording time after aeration, time limit for 1 hour, medical. Learn education network collect intermittent reusable after 5 ~ 10 minutes, every 15 ~ 30 minutes should check the pressure index and timely remind performer.
5. The appropriate pressure tourniquet should be selected. Do not allow the iodine, alcohol and other disinfectant to accumulate in the lower part of the tourniquet, so as not to cause skin irritation or burn.
6. Patients with lower limb arteriosclerosis, thromboangiitis, suppurative infection and necrosis should not use tourniquet during operation.