The precautions after minimally invasive surgery for varicose veins of the lower limbs include changing and sterilizing the wounds, using elastic bandages, and avoiding excessive force on the legs. 1. Wound dressing change and sterilization: after minimally invasive surgery, you should keep the wound and the surrounding skin clean and hygienic, and follow the doctor’s instructions to change the dressing and sterilize the wound on time to prevent wound infection. 2. Use elastic bandage: you need to use elastic bandage one week after the operation, and you should keep wearing elastic stockings one week later, which is mainly to fight against the pressure of the veins of the lower limbs, and help the recovery of function. 3. Avoid excessive exertion of legs: avoid sitting and standing for a long time after the operation, avoid excessive exercise, avoid straining, avoid wearing high heels, and take a walk to exercise appropriately. After minimally invasive surgery for varicose veins of the lower limbs, if you have uncomfortable symptoms, go to the hospital in time for examination and treatment.