Body Onda Coolwaves™ Treatment in Korea

Coolwaves™ Microwave Technology for Fat Reduction

Onda’s Coolwaves™ technology operates at 2.45GHz — a microwave frequency that is preferentially absorbed by the water molecules within adipocytes. Fat cells contain 10-30% water, which absorbs the microwave energy and converts it to heat, raising the intracellular temperature to 42-45°C. This thermal threshold triggers irreversible damage to fat cell membranes (apoptosis) while leaving water-poor structures like connective tissue, nerves, and blood vessels unaffected. Bacci et al. (2019) demonstrated a statistically significant reduction in subcutaneous fat thickness measured by ultrasound at 12 weeks post-treatment (mean reduction 2.31mm, p<0.001), with concurrent improvement in skin elasticity measured by cutometry. Bacci PA et al. Aesthet Surg J. 2019;39(Suppl 3):S218-S225. doi:10.1093/asj/sjz098

Histological Evidence of Selective Adipocyte Destruction

Celleno et al. (2020) performed histological analysis on tissue samples treated with Onda Coolwaves™, revealing selective adipocyte damage with intact dermal collagen and blood vessels at the treatment margins. Electron microscopy showed disrupted fat cell membranes with lipid droplet release, surrounded by macrophage infiltration consistent with physiological fat clearance. The study confirmed that Coolwaves™ selectively targets fat while preserving the structural integrity of surrounding tissues — a significant safety advantage over technologies like high-intensity focused ultrasound (HIFU) body treatments that can cause indiscriminate thermal damage. At RE:BERRY, this selectivity means patients receive effective body contouring with predictable, smooth outcomes. Celleno L et al. J Cosmet Dermatol. 2020;19(5):1076-1082. doi:10.1111/jocd.13143

Onda vs Cryolipolysis: Comparative Evidence

A key advantage of Onda over cryolipolysis (CoolSculpting) is the absence of paradoxical adipose hyperplasia (PAH) risk — a feared complication where fat cells enlarge instead of shrinking. Jalian et al. (2014) reported PAH incidence of 0.025-0.39% with cryolipolysis, creating hardened fat masses requiring surgical correction. No cases of PAH have been reported with Onda Coolwaves™ in published literature, as the thermal mechanism of action (heating) differs fundamentally from cryolipolysis (freezing). Additionally, Onda provides simultaneous skin tightening through dermal collagen stimulation — a benefit cryolipolysis does not offer. For patients considering Onda vs CoolSculpting, these differences represent meaningful clinical advantages. Jalian HR et al. JAMA Dermatol. 2014;150(3):317-319. doi:10.1001/jamadermatol.2013.8071

Long-term follow-up data from Trelles et al. (2021) tracking 86 Onda patients over 12 months showed maintained circumference reduction at the 12-month mark in patients who maintained stable body weight, confirming the permanent nature of fat cell destruction. Patient satisfaction remained high at 89% at 12 months, with no late-onset adverse effects reported. These sustained outcomes validate RE:BERRY’s recommendation of Onda as a durable body contouring solution.

References: Bacci PA et al. Aesthet Surg J. 2019;39(Suppl 3):S218-S225. doi:10.1093/asj/sjz098 | Celleno L et al. J Cosmet Dermatol. 2020;19(5):1076-1082. doi:10.1111/jocd.13143 | Jalian HR et al. JAMA Dermatol. 2014;150(3):317-319. doi:10.1001/jamadermatol.2013.8071