Ultherapy targets the deeper 4.5 mm SMAS layer using ultrasound, offering a...

https://juliet-wiki.win/index.php/Laser_Resurfacing_vs_RF_Microneedling_for_Skin_Texture_in_Singapore

Ultherapy targets the deeper 4.5 mm SMAS layer using ultrasound, offering a focused lift with results peaking around 3 to 6 months. RF heats skin to about 40-45°C, improving texture and mild tightening