The short version
- How Ultherapy works — Micro-focused ultrasound with visualisation. Ultrasound energy is focused to a single point beneath the skin to create heat, and that stimulus is intended to prompt collagen and elastin remodelling.
- Brow lift / lift of skin on the neck and under the chin / improvement of lines and wrinkles on the décolletage / improvement of skin laxity on the abdomen and the front and back of the upper arms.
- Price is set by dose, areas, device generation, anaesthesia and whether aftercare is included; different conditions are not comparable
- Article 56 of Korea’s Medical Service Act prohibits advertising that guarantees an outcome
- In Cheongdam, Gangnam, judge access by the nearest station and the walk rather than by the district name
- Confirm English support as two questions: on site or booked, and reachable after you fly home
What Ultherapy is
Micro-focused ultrasound with visualisation. Ultrasound energy is focused to a single point beneath the skin to create heat, and that stimulus is intended to prompt collagen and elastin remodelling. The manufacturer’s stated differentiator is real-time visualisation: the operator sees the layer being treated on screen while delivering energy. Merz describes it as the only FDA-cleared ultrasound device with that capability.
What it is cleared for
Brow lift / lift of skin on the neck and under the chin / improvement of lines and wrinkles on the décolletage / improvement of skin laxity on the abdomen and the front and back of the upper arms. The wording FDA cleared is "lift" and "improve the appearance". Claims that it reverses sagging or replaces surgery are outside that wording.
The first question for Ultherapy: model and transducers
"We do Ultherapy" hides two variables — the generation, and which transducers the clinic holds. Since the feature the manufacturer leads with is seeing the treatment layer on screen, asking "which exact model, installed when, and which transducer depths do you have?" separates a clinic that plans around equipment from one that quotes around a procedure name.
Six questions for a Ultherapy clinic in Cheongdam, Gangnam
All six can be asked before you travel, by email or message. How specific the answers are is itself the information — a good answer contains numbers and proper nouns, a vague one is made of adjectives.
| Ask | Why it matters | What a good answer looks like |
|---|---|---|
| The exact model and generation | The same procedure name covers different machines | Names the model and the year it was installed |
| Who performs the treatment | Judgement about depth and amount drives the result | "The doctor throughout" or "a nurse for part of it" — either, stated clearly |
| What determines the shot count | A fixed package and an individual plan are different products | Explained from area, degree of laxity and face shape |
| Which transducers are used | Depth combination determines which layer is treated | Names the depths held and the combination planned for you |
| What the quoted price includes | Anaesthesia and aftercare billed separately change the real total | Separates what is included from what is extra |
| Who to contact after you fly home | Nine thousand kilometres away, this is the difference between aftercare and none | A named channel, a stated response time, and a follow-up plan |
English-speaking is not the same as English-supported
"We speak English" and "your consultation happens in English" are different claims, and the second one is decided by whether the English-speaking staff member is on site or booked for the day.
Looking for a clinic in Cheongdam, Gangnam
Cheongdam sits in Seoul’s Gangnam district, with clinics clustered between Cheongdam station on Line 7 and Apgujeong Rodeo on the Bundang line. How far the walk from the station is, and whether there is parking, affects planning more than the district name does — so judge the location by the exit number and the walk rather than by "Cheongdam".
Questions people ask
How does Ultherapy actually work?
Micro-focused ultrasound with visualisation. Ultrasound energy is focused to a single point beneath the skin to create heat, and that stimulus is intended to prompt collagen and elastin remodelling.
What is Ultherapy actually cleared for?
The cleared indication is quoted verbatim in the section above. Note that a 510(k) clearance is a US finding for a specific stated use, and Korea regulates these devices separately — the two are different questions.
Is there a minimum number of shots worth having?
There is no published threshold, and a clinic quoting one should be asked where it comes from. What is true is that a very low count on a full face spreads the energy thin, so if a quote is unusually cheap, the count is the first thing to look at rather than the last.
How soon would I see anything?
The mechanism is collagen and elastin remodelling in response to heat, which is a process over weeks and months rather than an immediate change. A consultation promising a visible result as you leave is describing something other than what the manufacturer describes.
Can I ask whether the doctor performs the treatment personally?
Yes. For Ultherapy the judgement that matters most is the shot count, and asking who makes it is the same question as asking who performs the treatment. Either answer is fine; a clinic that answers clearly is the prepared one.
How much should online reviews weigh when choosing for Ultherapy?
Less than the answers to the six questions above, and for a specific reason: Article 56 of Korea’s Medical Service Act restricts advertising that guarantees outcomes or is liable to mislead, so the reviews most visible to you are the least regulated part of what you are reading. A specific answer about the shot count is checkable in a way that a rating is not.
What if I am told a package is the only option?
Ask what a single session costs and what it is expected to achieve given the shot count. If that question has no answer, the package is the product rather than the treatment.
What if the consultation and the treatment are on the same day?
That is normal for a short trip and is not a problem in itself. What is worth protecting is the gap between being told the shot count and agreeing to it — even an hour is enough to read the plan again. A plan that only holds if you decide immediately is telling you something.
What this page is based on
- Merz Aesthetics — Ultherapy PRIME indication announcement — https://merzaesthetics.com/news/merz-announces-new-arms-abdomen-indication-ultherapy/ (checked 2026-09-05)
- Medical Service Act of Korea, Article 56 (Prohibition of Medical Advertising) — https://www.law.go.kr/법령/의료법/제56조 (checked 2026-09-05)
