Ultherapy®️ micro-focused ultrasound can penetrate 4.5mm, 3.0mm and 1.5mm depths to reach the deep SMAS layer, sub-dermal layer and superficial layer respectively at an optimal temperature of at least 60°C to create "Hot Spot" to stimulate new collagen growth and restructure skin layer from the inside out. See improved face contour, tightened skin, restored skin elasticity and reduced wrinkle lines. During the procedure, the physician uses real-time imaging technology to confirm the appropriate depth to ensure safety of treatment on the skin for the best results.