Ultherapy targets the 4.5 mm SMAS layer using focused ultrasound, lifting and...

https://www.hometalk.com/member/254051008/alice1337254

Ultherapy targets the 4.5 mm SMAS layer using focused ultrasound, lifting and tightening over 3 to 6 months as collagen builds. RF heats skin to 40–45°C for surface tightening and quicker results but less depth