
Đàn hồi và siết chặt
Thermage FLX
Thay vì chọn Thermage chỉ vì nổi tiếng, điều quan trọng hơn nhiều là xác định rõ vấn đề chính của Quý khách là độ đàn hồi, kết cấu da hay mất thể tích.
Lifting Comparison
Thermage FLX vs Ultherapy Prime — how RF and micro-focused ultrasound differ in mechanism, depth, and evidence. Seoul dermatologist decision guide.
Your Journey
Thermage FLX vs Ultherapy Prime — how RF and micro-focused ultrasound differ in mechanism, depth, and evidence. Seoul dermatologist decision guide.

Both are non-surgical, FDA-cleared, single-session treatments with 1–2 year duration. Both are marketed in Seoul as "lifting." But they use fundamentally different energy types and target different tissue layers — and the patients who understand that difference make much better treatment decisions than the patients who just see "the popular lifting device."
The short version:
A treatment that works "at the SMAS" is not automatically better than one that works in the dermis — it depends on what is actually changing in your face. A patient whose main complaint is thin, crepey skin does not need SMAS work. A patient with jowl descent and jawline loss will not get structural correction from surface-only tightening.

This guide walks through the clinical evidence for each, what the comparison table actually supports, and how a dermatologist decides which one — or both — fits a given face.
FAQ
If your main complaint is jowl descent, brow heaviness, or jawline loss, Ultherapy tends to be the better first choice because it reaches the SMAS — the fibromuscular layer that produces structural lift. If your main complaint is thin skin texture, envelope laxity without significant descent, or you want full-face coverage in a single session, Thermage tends to fit better. Most Seoul dermatologists will tell you honestly which one matches your face if you ask the question that way instead of "which is better."
Yes, and many Seoul patients in their late 40s and 50s do. The typical approach is Ultherapy first for structural lift, then Thermage 2–4 weeks later for dermal tightening. Because the two devices target different tissue layers with different mechanisms, they reinforce each other rather than compete. Combination packages are commonly priced lower than the two sessions booked separately — one of the few times a clinic discount is medically rational rather than purely marketing-driven.
Both devices are generally described as producing results lasting 1–2 years, though individual response varies. Werschler & Werschler (2016) followed Ultherapy patients to 1 year and found 95% still showed improvement. Thermage long-term published data is less consistent but the clinical consensus is similar — most patients repeat every 1–2 years for maintenance. Underlying aging does not stop, so a single session is not permanent.
Three factors. (1) Tip or transducer count — Thermage tips are consumables sold in 300, 600, or 900-pulse configurations; a 900-pulse full-face session is more expensive than 600. Some budget clinics split a single tip across multiple patients, which is both unethical and clinically ineffective — worth asking about directly. (2) Certification — TTT Master (Thermage) and Gold Standard (Ultherapy) certified clinics charge more because their dermatologists have completed advanced manufacturer protocol training. (3) Treatment area — face alone costs less than face + neck + décolletage.
Both have favorable safety profiles when performed by trained dermatologists following protocol. Both have documented rare complications. Thermage's documented risks include subcutaneous fat atrophy with incorrect settings, transient neuropathic pain, and surface burns when the return pad is improperly placed. Ultherapy's documented risks (Friedmann 2018) include transient nerve paresthesia near the mandibular border, rare motor nerve injury, and fat atrophy when energy is delivered too superficially. Both risk profiles are minimized by physician-performed treatment and correct device settings — which is one more reason Korean law requiring physician-only administration matters for patients travelling to Seoul.
Related Procedures
If you need more detail about treatment approach, recovery, or suitability, continue into these procedure pages.

Đàn hồi và siết chặt
Thay vì chọn Thermage chỉ vì nổi tiếng, điều quan trọng hơn nhiều là xác định rõ vấn đề chính của Quý khách là độ đàn hồi, kết cấu da hay mất thể tích.

Nâng cơ không phẫu thuật
Khi cân nhắc nâng cơ không phẫu thuật, điều quan trọng hơn tên thiết bị chính là đánh giá mức độ chùng da hiện tại, sự thay đổi đường hàm, độ dày của da và thứ tự ưu tiên trong toàn bộ kế hoạch điều trị.

Siết chặt vùng mắt
Lão hóa vùng mắt thường ảnh hưởng đến ấn tượng tổng thể khuôn mặt. Eye Thermage sử dụng đầu tip nhỏ hơn và chính xác hơn so với Thermage thông thường, phù hợp với da mỏng quanh mắt.

Gói chống lão hóa
Khuôn mặt được chăm sóc nhưng cổ lại lộ tuổi — đây là tình trạng phổ biến. Bác sĩ da liễu chuyên khoa trực tiếp chẩn đoán và phối hợp Botox với filler cho chương trình siết chặt cổ tùy chỉnh.