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

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

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