Doublo Gold
The first HIFU (for Face-Lifting Device) has been developed by both Ulthera (USA company) in 2010 and then HIRONIC (Korean company) in 2010. The HIFU devices has been launched almost simultaneously by both 2 companies (HIRONIC is the 1st original developer and manufacturer of face-lifting HIFU system in the world). Since the introduction of 1st version model: