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

https://cashwpkr081.huicopper.com/what-does-brow-ptosis-mean-and-can-non-surgical-treatments-help

Ultherapy uses focused ultrasound to target the deeper 4.5 mm SMAS layer, stimulating collagen over 3 to 6 months for gradual skin lift