Ultherapy uses focused ultrasound to target the 4.5 mm SMAS layer, helping to...

https://juliet-wiki.win/index.php/Is_There_a_Way_to_Tell_If_a_Clinic_Is_Pushing_One_Device_Only%3F

Ultherapy uses focused ultrasound to target the 4.5 mm SMAS layer, helping to lift and tighten deeper tissues with results peaking around 3 to 6 months. Compared to RF, which heats skin to 40-45°C for surface collagen boost, Ultherapy works deeper