Jane Yoo MD Board-Certified Dermatologist and Mohs Surgeon in NYC|info@janeyoomd.com | 646-844-0424 | Instagram: @janeyoomd

Korean aesthetic technology

HIFU vs RF Microneedling: Which Skin Tightening Treatment Is Right for You?

Two of the most popular non-surgical skin tightening treatments available today are High-Intensity Focused Ultrasound, or HIFU, and radiofrequency microneedling. Both stimulate collagen production and improve skin firmness without surgery or significant downtime, but they work through entirely different mechanisms and are best suited for different patients and concerns. Understanding the distinction is useful for [...]

By |2026-04-20T04:31:33+00:00April 20th, 2026|Aesthetic Innovations|0 Comments

Jeisys DENSITY: A Guide to This Korean Dual-Mode RF Skin Tightening Device

Jeisys DENSITY is a radiofrequency platform developed by Jeisys, a South Korean medical device company also known for the Potenza RF microneedling system. Where Potenza delivers energy through microneedles, DENSITY is entirely non-invasive, using a contact tip to deliver RF energy to both deep and superficial layers of the skin without any needles or downtime. [...]

By |2026-04-20T04:10:18+00:00April 20th, 2026|K-Beauty|0 Comments

Hollywood Spectra Laser by Lutronic: A Guide to This Korean Nano-Acoustic Laser

The Hollywood Spectra is a Q-switched laser system developed by Lutronic in South Korea and now distributed through Cynosure. It is best known as one of the few laser systems with FDA clearance specifically for melasma treatment, making it a notable device in the category of pigmentation lasers. How It Works Hollywood Spectra uses two [...]

By |2026-04-20T03:57:53+00:00April 20th, 2026|Uncategorized|0 Comments

Genius RF Microneedling by Lutronic: What to Know About This Korean Device

Radiofrequency microneedling has become one of the most versatile tools in non-surgical skin rejuvenation, and the Genius RF by Lutronic, a South Korean medical device company now part of Cynosure, is one of the more clinically sophisticated platforms in this category. What sets it apart from other RF microneedling devices is not the combination of [...]

By |2026-04-20T03:55:12+00:00April 20th, 2026|K-Beauty|0 Comments

Ultraformer MPT (Shurink) by Classys: A Guide to Korean HIFU Skin Lifting

High-Intensity Focused Ultrasound, or HIFU, has become one of the most sought-after non-surgical lifting treatments in aesthetic medicine. The Ultraformer MPT by Classys, known in some markets as the Shurink, is widely considered one of the most advanced HIFU platforms available today, with a track record built on years of widespread clinical use across South [...]

By |2026-04-20T13:29:23+00:00April 20th, 2026|K-Beauty|0 Comments

Everesse by Classys (Volnewmer): Why I Added This Korean RF Device to My NYC Practice

Radiofrequency skin tightening has been a mainstay of non-invasive aesthetics for years, but the technology has evolved considerably. When I first learned about Everesse, manufactured by Classys in South Korea and known globally as Volnewmer, I was struck by how meaningfully it improved on older monopolar RF devices. After bringing it into my practice, my [...]

By |2026-04-20T13:35:12+00:00April 20th, 2026|K-Beauty|0 Comments
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