Credentials· 2026-03-28 · 4 min read

Sculptra Master, Thermage TTT & Rejuran VIP Certifications

Our board-certified dermatologist holds top-tier Sculptra, Thermage FLX, and Rejuran certifications — awarded only to clinics with proven clinical experience.

Dr. SangYoul Yun
Dr. SangYoul Yun
Board-certified Dermatologist · Chief Director

What does it mean when a clinic is 'certified'?

In the cosmetic dermatology industry, certifications are awarded by device manufacturers and pharmaceutical companies to recognize clinics and doctors with significant clinical experience. These are not participation certificates — they require a measurable track record of procedures performed, patient outcomes documented, and ongoing training completed.

Sculptra Master Certification

Sculptra Master certification plaque at Delight Dermatology Clinic

The Sculptra Master plaque is awarded to medical professionals recognized for their clinical experience and expertise in Sculptra treatments. Unlike traditional hyaluronic acid fillers that physically add volume, Sculptra is a collagen biostimulator made of poly-L-lactic acid (PLLA) — the same biocompatible material used in dissolvable surgical sutures for decades.

How Sculptra actually works

When PLLA microparticles are injected into the deep dermis, they trigger a controlled foreign-body response. Over the following weeks, the body's fibroblasts are activated to produce new type I collagen in the treated area. A 2024 review in the Journal of Cosmetic Dermatology documented the full biostimulation cascade: PLLA microparticles gradually hydrolyze over 18-24 months while native collagen simultaneously builds up, which is why Sculptra's results develop gradually and tend to last 2+ years.

Sculptra was first approved by the U.S. FDA in 2004 (for HIV-related facial fat loss) and received expanded FDA approval in 2023 for cheek wrinkles. The StatPearls clinical reference on PLLA notes that injection technique is critical: because results depend on collagen biology rather than volume placement, improper injection depth or spacing can lead to uneven outcomes or nodule formation.

  • FDA approved for volumization and wrinkle correction (2004, expanded 2023)
  • Made of PLLA — the same material as dissolvable sutures, fully biocompatible
  • Results develop gradually over 2-6 months; durability often exceeds 2 years
  • Requires understanding of facial fat compartments and aging patterns for natural results

Thermage TTT (Train The Trainer) Master Course

Thermage TTT Master Course certification from Solta Medical

The Thermage TTT Master Course is the final stage and highest level of certification in Thermage FLX training, hosted by Solta Medical (a division of Bausch Health). Only a select number of dermatologists from clinics with high Thermage usage and extensive clinical experience are invited to participate. Doctors who complete the TTT Master certification are qualified to train other physicians in Thermage FLX technique.

Thermage FLX uses monopolar radiofrequency (RF) energy to deliver controlled heat into the deep dermis and subcutaneous fat layer, causing immediate collagen contraction followed by months of neocollagenesis. Solta Medical's Thermage FLX is the current generation of this technology, featuring faster treatment times and improved comfort compared to earlier Thermage devices.

  • Highest-tier Thermage certification from Solta Medical (Bausch Health)
  • Invitation-only for clinics with proven high-volume experience
  • TTT-certified doctors are qualified to train other physicians
  • Reflects deep understanding of monopolar RF skin tightening and patient candidacy

Rejuran Club VIP

Rejuran Club VIP certification at Delight Dermatology Clinic

Rejuran Club VIP is a certification program awarded to clinics recognized for extensive experience and clinical expertise in Rejuran treatments. Rejuran is a Korean regenerative injectable containing polydeoxyribonucleotide (PDRN) / polynucleotide (PN) derived from purified salmon DNA fragments.

The science behind salmon-DNA skin regeneration

PDRN is not a simple marketing claim — it's a well-studied regenerative compound. A 2025 comprehensive review of polydeoxyribonucleotide for tissue regeneration documents PDRN's mechanism: it activates adenosine A2A receptors on fibroblasts, increases growth factor release (VEGF, FGF), and accelerates collagen synthesis and capillary formation in damaged skin. Salmon DNA is used because it has high homology with human DNA sequences while being free from the viral risks of mammalian-sourced materials.

As a Club VIP clinic, Delight Dermatology uses only authentic Rejuran Healer and HB+ products (not the refilled/generic PN injections that have become a quality concern in some clinics), with injection techniques that minimize pain and the risk of micro-bruising.

  • Rejuran uses polynucleotide (PN) derived from purified salmon DNA
  • Mechanism: adenosine A2A receptor activation → fibroblast stimulation → collagen synthesis
  • VIP certification confirms experience thresholds and product authenticity
  • Verified genuine Rejuran Healer and HB+ products — not refilled or generic PN

Why certifications matter for your treatment decision

When you're choosing a dermatology clinic — especially as an international patient visiting Seoul — certifications offer a concrete signal that goes beyond marketing claims. They indicate that a doctor has performed enough procedures to be recognized by the device manufacturers themselves.

This matters because, as documented in a 2019 Dermatologic Surgery study by Rossi et al., adverse event rates in cosmetic dermatology are dramatically higher when procedures are performed by clinicians without formal specialty training — with burns occurring in 34.8% of non-physician cases versus 7.4% of physician cases. At Delight Dermatology Clinic, these certifications reflect a consultation-first approach: planning is guided by verified experience, not sales targets.

Sources & references

This article is based on a post from our Instagram. View the original post →

Notice: The information in this article is for general educational purposes only and does not constitute medical advice. Individual treatment plans are determined through personal consultation with a board-certified dermatologist. Results may vary.

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Clinic

Delight Dermatology Clinic

4th Floor, Building B, 509 Gangnam-daero

Seocho-gu, Seoul, South Korea

Parking is available in the building.

02-517-9991

Mon - Fri: 10:00 - 20:00

Lunch break: 13:00 - 14:00

Saturday: 10:00 - 16:00

Sunday and public holidays: Closed

Location

Gangnam · Seocho-gu, Seoul

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Clinic Name: 딜라이트피부과의원Representative: 윤상열Tel. 02-517-9991Business Registration No.: 357-15-02460Privacy PolicyTerms of Use
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Medical information on this site is for reference only and does not constitute medical advice. Individual results may vary. Consult a board-certified dermatologist for diagnosis and treatment planning.