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

https://www.bookmark-friend.win/ultherapy-uses-focused-ultrasound-to-target-the-4-5-mm-smas-layer-which-few

Ultherapy in Singapore uses focused ultrasound to target the 4.5 mm SMAS layer, promoting gradual lift over 3 to 6 months. Unlike standard HIFU, which targets more superficial layers, Ultherapy reaches deeper for a more noticeable effect