Ultrasonic scalpel uses the powerful penetrating force of ultrasound to play a role in smoothing wrinkles, lifting sagging tissues, restoring skin elasticity, and reshaping the efficacy of the youthful silhouette. 1. Smoothing wrinkles: ultrasonic scalpel can effectively lighten neck lines, eliminate eye lines, forehead lines, lines and so on. 2. Lift sagging tissues: ultrasonic scalpel can also play a role in sagging tissues such as sagging corners of the eyes, double chin, bags under the eyes and other sagging phenomena. 3. Restore skin elasticity: ultrasonic knife will stimulate collagen regeneration, so that the skin looks shiny and elastic. 4. Reshape the youthful contour: Since ultrasonic scalpel can lift the sagging skin, it can make the facial contour look tighter. It is recommended to receive ultrasonic knife treatment in a regular hospital and under the guidance of a doctor to avoid other adverse sequelae.