You can't use ultrasonic beauty instrument for five days after the face-lifting needle, which will easily affect the postoperative effect. After the face-lifting needle is finished, you can't use the beauty instrument, and you can't massage the injected part of your face. You have to wait 1 month for the drug to be absorbed. In addition, don't eat hard food, reduce the chewing movement of masseter muscles, try to eat soft food, and don't eat spicy food.