Ulthera + Thermage FLX Combo Korea — Sequenced, Not Stacked
The Ulthera and Thermage FLX combo lives or dies on order: ultrasound to the SMAS must lead so the guidance scan reads through unheated skin, then radiofrequency covers the dermis. RE:BERRY Gangnam sets same-visit or split-visit from how your two layers sit, and skips the combo outright when only one has loosened.
Ulthera + Thermage FLX Combo Sequencing
Ulthera + Thermage FLX
Ulthera + Thermage FLX, Sequenced
The Ulthera and Thermage FLX combo lives or dies on order: ultrasound to the SMAS must lead so the guidance scan reads through unheated skin, then radiofrequency covers the dermis. RE:BERRY Gangnam sets same-visit or split-visit from how your two layers sit, and skips the combo outright when only one has loosened.

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2-Min WalkDoes the order matter in an Ulthera and Thermage FLX combo, and should both run the same day?
Order matters more than most patients expect. Ulthera focused ultrasound goes first because its guidance image reads the SMAS through untouched skin; heat the dermis with Thermage FLX beforehand and the ultrasound view is no longer clean, so the deep pass loses its aim. Once the ultrasound has placed its roughly 100 to 530 points into the support layer, monopolar radiofrequency spreads about 600 pulses across the dermis above it. Whether the two passes belong in one 120-to-180-minute afternoon or split across two visits is a separate judgment, and at RE:BERRY Gangnam the physician sets it from how far your deep layer has slid versus how thin your surface has gone. When only one layer is loose, the second device is simply skipped; a combo that treats a firm layer spends energy on nothing.
Effects & Progress
Effects & Progress
Two energies reach two depths in a set order: focused ultrasound to the SMAS near 4.5mm first, then monopolar radiofrequency across the dermis above it, so a lift that spans both floors is delivered without either pass blurring the other.
Light pinkness and warmth from both passes clear within a day or two; neither breaks the skin, so makeup that evening and a flight the next morning are fine. WhatsApp check-ins land at days 1, 3, 7, and 14.
The radiofrequency dermis begins reading firmer first — the surface half of the sequence showing before the deep half, since RF contraction arrives ahead of ultrasound remodeling.
The main window around month three: the deep ultrasound pass matures and the two curves overlap, so the combined lift along the jawline and cheeks reads fullest. Response speed varies by individual.
Maintenance period. A completed combo generally holds 12 to 18 months across both layers; RE:BERRY reads each energy against your baseline photos and repeats only the half your result shows has drifted.
Treatment Process
Ulthera + Thermage FLX — The Order That Decides the Lift
※ Illustrative images are AI-generated to help explain the treatment process.Effects & Progress
Effects & Progress
Treatment Process
Ulthera + Thermage FLX — The Order That Decides the Lift
※ Illustrative images are AI-generated to help explain the treatment process.Why Sequence and Spacing Decide the Combo Result
- Ultrasound-first is a fixed rule, not a style choice: the guidance scan reads the SMAS only through unheated skin, so firing radiofrequency ahead of it would blur the very view the deep pass depends on
- Two depths covered in one pass order: focused ultrasound at the SMAS near 4.5mm and monopolar RF across the dermis at a shallower plane, so the deep drop and the surface looseness are each answered by the energy built for it
- Same-visit or split-visit is set by your two layers: a 120-to-180-minute afternoon suits a face loose on both, while a marked gap between the deep and surface readings can make two spaced visits the cleaner plan
- The combo is skipped when one layer is firm: a physician who reads a single-layer drop names one energy and stops, since heating a layer that has not loosened spends money on nothing
- Same physician holds the whole sequence, from the SMAS read through the ultrasound pass, the radiofrequency pass, and both photo reviews, so the order and the spacing stay under one set of hands, never handed off mid-plan
- Genuine, MFDS-registered Merz and Solta platforms, sealed single-use cartridge and tip confirmed by serial number before opening, with skin documented under standardized lighting for the month-3 and month-6 comparisons
| Timeline | What to Expect |
|---|---|
| Light pinkness and warmth from both passes clear within a day or two; no wound means makeup that evening and a flight the next morning are fine. WhatsApp check-ins land at days 1, 3, 7, and 14 | |
| The radiofrequency dermis begins to read firmer first, the surface half of the sequence showing before the deep half, since RF contraction arrives ahead of ultrasound remodeling | |
| The deep ultrasound pass matures and the two curves overlap, so the combined lift along the jawline and cheeks usually reads fullest here; the month-3 photo review compares against baseline | |
| The fullest remodeling settles across both layers; a combined session generally holds 12 to 18 months, longer with a broader signature plan, before either energy is weighed for a top-up |
Same-Visit vs Split-Visit vs Single Energy — Reading the Right Combo Plan
| Consideration | Same-visit combo (RE:BERRY Gangnam) | Split-visit combo | Single energy only |
|---|---|---|---|
| Best fit | Both layers clearly loose, one short Seoul trip | Both loose but with a marked gap between the two readings | One layer loose, the other reads firm on the scan |
| Pass order | Ultrasound first, then RF, in one 120-180 min session | Ultrasound visit, then RF visit spaced weeks apart | One pass, matched to the layer that dropped |
| Why the order holds | Scan reads the SMAS clean before any dermal heating | Same rule per visit — deep pass on unheated skin | No sequencing question to resolve |
| Trip logistics | One appointment window, one recovery-free evening | Two windows, suits residents or repeat visitors | Shortest single window |
| Comfort load | One numbing round, two sensations back to back | Two lighter sessions, spread out | Single, lightest session |
| When it is the wrong call | One layer firm — half the session treats nothing | No clinical gap between layers — needless second trip | Both layers loose — leaves a layer untreated |
| Published price | a consultation-based quote, VAT excluded, written before booking | Consultation required | Published on its own treatment page |
Why This Matters
The one rule a combo cannot bend is that focused ultrasound leads. Ulthera aims by a live guidance image of the SMAS, and that image only reads true through skin that has not been heated; run Thermage FLX first and the dermis warms, the on-screen plane distorts, and the deep pass fires at a target it can no longer see cleanly. So the sequence is set by physics, and the only real planning variable left is spacing: whether the RF pass follows the same afternoon or a separate visit. RE:BERRY Gangnam reads the two layer measurements side by side and lets them decide that spacing; no preset combo package fixes it in advance.
Stacking two genuine energy platforms in one plan is where Seoul pricing tells. RE:BERRY publishes the combo rate VAT excluded and in writing, while pairing a real Ultherapy session with a genuine 600-shot Thermage tip commonly runs materially higher in the United States, Japan, and Australia — often more than the two single sessions summed at home. The figure worth comparing is the all-in written rate on confirmed genuine cartridges, since a discounted stack on an unverified tip is not the same treatment and the saving vanishes if the energy never reaches its layer.
KHIDI's 2025 international patient survey found 41.4% of respondents rank keeping the same doctor throughout as their leading criterion. A sequenced combo makes that continuity a practical matter: the physician who read your two layers is the one who sets the order, places both passes, and judges at review whether the same-visit or split-visit call was right. At RE:BERRY one licensed physician owns the whole sequence, so the spacing decision and the outcome sit with the same person.
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Ulthera + Thermage FLX Combo Pricing in Gangnam (Regular Rates, VAT Excluded)
Your Medical Director

Dr. Yoon-Gon Ryu
- Medical Director, RE:BERRY Aesthetic Clinic Gangnam — Korean MOHW Medical License No.131644
- Manufacturer-appointed KOL invited to teach injection and energy-device technique to Korean peers
- Regular Member, Korean Academy of Aesthetic Medicine
- Co-manages every case with Dr. Yejin Oh (Korean MOHW Medical License No.144238)
- Featured in Authority Magazine (2026)



Medically reviewed by Dr. Yoon-Gon Ryu, CEO / Medical Director, RE:BERRY
A Fourteen-Thousand-Square-Foot Hush Above Gangnam-daero
Step past the black gallery facade and the bustle of Gangnam-daero falls away. Fourteen thousand square feet of hushed corridors, marble installations, a cascading water feature and fully enclosed consultation suites — arranged so you rarely cross paths with another guest, because our appointment-first diary keeps every hour deliberately underbooked.
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The Evidence Behind Sequencing Two Energies on Two Layers
Focused ultrasound and monopolar radiofrequency are paired because they heat different tissue planes, and the sequencing logic follows directly from that separation. Laubach and colleagues characterized intense focused ultrasound as a modality that deposits discrete thermal coagulation zones at a set depth below an intact surface, with the shallow tissue spared. That sparing is the property that lets the deep pass work without disturbing the skin the radiofrequency will later heat. Because the ultrasound relies on reading tissue at depth, treating it while the overlying dermis is still cool is what keeps each coagulation point landing on the plane it was aimed at.
Laubach HJ, Makin IRS, Barthe PG, Slayton MH, Manstein D. Intense focused ultrasound: evaluation of a new treatment modality for precise microcoagulation within the skin. Dermatol Surg. 2008;34(5):727-734. doi:10.1111/j.1524-4725.2008.34196.x
Outcome data show why the deep pass is worth placing first and precisely. Suh and colleagues reported sustained clinical and histologic tightening after intense focused ultrasound specifically in Asian skin, with new collagen and elastin formation on biopsy and no pigmentary complications — relevant for a Seoul clinic because ultrasound heats mechanically and spares melanin. A microfocused ultrasound trial recorded measurable lower-face laxity improvement after a single session, confirming that the lift from the ultrasound half builds progressively over weeks and does not appear on the table. Its timeline is therefore read separately from the faster radiofrequency response.
Suh DH, Shin MK, Lee SJ, et al. Intense focused ultrasound tightening in Asian skin: clinical and pathologic results. Dermatol Surg. 2011;37(11):1595-1602. doi:10.1111/j.1524-4725.2011.02094.x
Oni G, Hoxworth R, Teotia S, Brown S, Kenkel JM. Evaluation of a microfocused ultrasound system for improving skin laxity and tightening in the lower face. Aesthet Surg J. 2014;34(7):1099-1110. doi:10.1177/1090820x14541956
The evidence that the two energies remodel on staggered clocks is what makes spacing a real clinical variable. A transcutaneous focused ultrasound study of arm, thigh, and knee laxity documented lifting that developed across months post-treatment, and a review of ultrasound skin tightening set the modality within the wider non-surgical field, distinguishing its depth of action from radiofrequency's broader dermal heating. Because the ultrasound curve peaks later than the radiofrequency curve, a physician can place the deep pass first and, when the two readings sit far apart, spread the surface pass into a separate visit without either energy fighting the other for the same window of collagen response.
Alster TS, Tanzi EL. Noninvasive lifting of arm, thigh, and knee skin with transcutaneous intense focused ultrasound. Dermatol Surg. 2012;38(5):754-759. doi:10.1111/j.1524-4725.2012.02338.x
Minkis K, Alam M. Ultrasound skin tightening. Dermatol Clin. 2014;32(1):71-77. doi:10.1016/j.det.2013.09.001
Questions International Guests Ask About Ulthera + Thermage FLX Combo Sequencing
Why does the Ulthera pass have to come before the Thermage FLX pass?
Ulthera aims by a live guidance image of the SMAS, and that image only reads accurately through skin that has not been heated. Run Thermage FLX first and the dermis warms, distorting the very view the ultrasound depends on to land each coagulation point on the support layer. Placing the deep ultrasound pass while the tissue is still cool keeps its aim true, so at RE:BERRY Gangnam the order is fixed: ultrasound leads, radiofrequency follows.
Should both energies run the same day, or is splitting them into two visits better?
It depends on how your two layers read. When the deep SMAS drop and the surface looseness are both clearly present and you are on a short trip, one 120-to-180-minute afternoon covers both. When there is a marked gap between the two readings, or you live locally, spacing the ultrasound and radiofrequency passes across separate weeks can suit your face better and keep each session lighter. Your two-layer scan is what the physician uses to set that timing.
Is a combo ever unnecessary — when is one device enough?
Often. The two-layer scan sometimes shows one layer firm: a deep drop with intact surface skin, or surface crepe over a support layer that is holding. In those cases heating the untouched layer spends energy and money on nothing, so the physician names the single energy the loose layer needs and skips the second device. A combo has to show up as a finding on the scan before it is ever suggested to you.
How long does a same-day combo session take from start to finish?
A same-visit sequenced combo runs about 120 to 180 minutes end to end. That covers the numbing period, the ultrasound pass first, the cooling break and return-pad placement, the radiofrequency pass, and the LDM cryogenic soothing at the close. The ultrasound half is the slower, more deliberate portion; the radiofrequency half spreads its roughly 600 pulses more quickly once it begins.
How many shots does each energy place in the combo?
Ulthera focused ultrasound places roughly 100 to 530 points depending on coverage, mapped to where the scan flagged the deepest slide at the SMAS. Thermage FLX then spreads about 600 monopolar radiofrequency pulses across the dermis, with broader signature plans running higher. The physician confirms both counts after the two-layer scan, since coverage follows your anatomy, not a headline number.
Does the two-energy session hurt more than a single treatment?
Each of the two passes has its own feel, so the sensation changes in character more than it adds up. Ultrasound lands as brief, defined taps deep under the skin, strongest along the jawline, while radiofrequency arrives as a spreading wave of warmth cushioned by handpiece vibration and surface cooling near 5°C. One 5% lidocaine-prilocaine numbing round covers both, and AccuREP re-tunes the radiofrequency output before each pulse so no zone is overdriven. The physician adjusts intensity to your feedback throughout.
How soon can I fly home after a combo, and is there downtime?
Downtime is minimal. Neither energy breaks the skin, so mild warmth and light pinkness usually clear within a day or two, and makeup that same evening is fine. A flight the next morning is typical even after a two-device afternoon. That absence of a recovery period is part of why a sequenced combo fits a short Seoul itinerary, whether run in one visit or split across two.
When does the combined lift peak, and how long does it hold?
The two energies mature on staggered clocks. Radiofrequency firmness in the dermis begins reading within the first couple of weeks, while the deeper ultrasound remodeling at the SMAS matures around month three, so the combined change usually reads fullest near month three and settles out toward month six. A combined session generally holds 12 to 18 months, longer with a broader signature plan, before either energy is weighed for a top-up.
Is the order a physician preference, or is it fixed by physics?
Because the ultrasound's guidance image cannot see through heated tissue. This is not a stylistic sequence a clinic could reverse to suit its schedule; it is a property of how focused ultrasound reads and treats the SMAS. Any clinic firing radiofrequency first is treating the deep layer blind afterward. At RE:BERRY the fixed ultrasound-first order is written into the plan before either cartridge is opened.
What follow-up comes with a combo, and how are the two layers tracked?
WhatsApp check-ins are set for days 1, 3, 7, and 14 right after the session, then photo reviews at months 3 and 6. The reviews compare standardized-lighting images against your baseline, so the radiofrequency response and the slower ultrasound response can each be read separately on the measurements instead of estimated by eye. The same physician who set the sequence reads both review photos and guides any repeat.
Are the devices and tips genuine, and how do I confirm that?
Both platforms are MFDS-registered and FDA-cleared: Merz Ultherapy Prime for the focused-ultrasound half and Solta Thermage FLX for the radiofrequency half. Each uses a sealed single-use consumable — the Merz cartridge and the Solta Total Tip — and the physician shows both to you and confirms their serial numbers before either seal is broken, so on a two-device day nothing is opened out of your sight.
Which layer does each energy actually treat?
Ulthera focused ultrasound deposits heat at the SMAS near 4.5mm, the deep fibromuscular support layer a surgical lift tightens, using its 4.5mm, 3.0mm, and 1.5mm transducers. Thermage FLX heats the dermis above it in bulk with monopolar radiofrequency. The two energies land on different tissue floors by design, which is the whole reason a combo can address a drop that spans both layers where a single device would leave half untreated.
Where do I go for the Ultherapy and Thermage FLX combo, and how do I get there from Gangnam Station?
RE:BERRY sits on floors B1 to B2 of KI Tower on Gangnam-daero in Seocho-gu, a 2-minute walk from Gangnam Station Exit 10 on Seoul Metro Line 2, roughly 45 to 60 minutes from Incheon Airport by AREX plus subway or by direct taxi. Open 365 days a year from 10:00 to 20:00, so a longer combo appointment slots cleanly around Gangnam dining and shopping across a multi-day stay.
How do I book the combo at RE:BERRY as a foreign visitor?
Message RE:BERRY on WhatsApp with your travel dates and photos of where your face has dropped; a coordinator replies in your language as soon as possible and reserves a physician slot for the two-layer scan. The clinic is appointment-first for international guests (walk-ins possible), interpreters cover five languages on site, and the scan plus a same-visit combo can fit into one appointment when your two layers call for it.
Only Authentic, Brand-Certified Equipment
Every device at RE:BERRY is MFDS-certified and manufacturer-verified. We never use counterfeit or grey-market equipment.
Book an Ulthera + Thermage FLX Combo Consultation in Gangnam
Send photos of where your face has dropped and your travel dates to RE:BERRY on WhatsApp — a coordinator replies as soon as possible with physician slots and the written combo rate. The physician reads your two layers on the scan, sets whether one visit or two suits your face, runs the ultrasound pass first while the view is clean, and follows with the radiofrequency pass. Nothing is scheduled until you confirm.
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Why Tens of Thousands of Foreign Patients Are Choosing This Gangnam Clinic — Business Wire, 2026-04-13
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Science Ulthera + Thermage FLX combo sequencing — peer-reviewed references
The sequencing logic in this guide rests on focused-ultrasound evidence. Laubach and colleagues (2008) characterized intense focused ultrasound as depositing discrete thermal coagulation zones at a set depth below an intact, spared surface, the property that lets the deep pass run before the dermis is heated. Suh and colleagues (2011) reported sustained clinical and histologic tightening in Asian skin with new collagen and elastin formation and no pigmentary complications, and Oni and colleagues (2014) recorded measurable lower-face improvement after a single microfocused session, both confirming the ultrasound lift builds progressively over weeks. Alster and Tanzi (2012) documented transcutaneous focused ultrasound lifting developing across months, and Minkis and Alam (2014) placed ultrasound skin tightening within the wider non-surgical field by its depth of action — together the basis for reading the ultrasound and radiofrequency responses on separate clocks and spacing the passes accordingly.
- Laubach HJ, Makin IRS, Barthe PG, Slayton MH, Manstein D. Intense focused ultrasound: evaluation of a new treatment modality for precise microcoagulation within the skin. Dermatol Surg. 2008;34(5):727-734. doi:10.1111/j.1524-4725.2008.34196.x
- Suh DH, Shin MK, Lee SJ, et al. Intense focused ultrasound tightening in Asian skin: clinical and pathologic results. Dermatol Surg. 2011;37(11):1595-1602. doi:10.1111/j.1524-4725.2011.02094.x
- Oni G, Hoxworth R, Teotia S, Brown S, Kenkel JM. Evaluation of a microfocused ultrasound system for improving skin laxity and tightening in the lower face. Aesthet Surg J. 2014;34(7):1099-1110. doi:10.1177/1090820x14541956
- Alster TS, Tanzi EL. Noninvasive lifting of arm, thigh, and knee skin with transcutaneous intense focused ultrasound. Dermatol Surg. 2012;38(5):754-759. doi:10.1111/j.1524-4725.2012.02338.x
- Minkis K, Alam M. Ultrasound skin tightening. Dermatol Clin. 2014;32(1):71-77. doi:10.1016/j.det.2013.09.001
These references shape how the sequenced combo is handled at RE:BERRY's Gangnam aesthetic clinic: a two-layer scan by the treating physician before any energy; the ultrasound pass placed first while the SMAS reads clean, then monopolar radiofrequency across the dermis; same-visit or split-visit spacing set from how the two layer readings sit; genuine, sealed, serial-confirmed Merz and Solta consumables; and standardized-lighting photo reviews at months 3 and 6 under one licensed physician. This information is for educational purposes only and is not medical advice.
How to Find RE:BERRY Gangnam
2 minutes from Gangnam Station Exit 10. B1–B2, KI Tower — the building with the all-black entrance you can't miss.
RE:BERRY Clinic Gangnam
B1–B2, KI Tower, 69-gil 8, Gangnam-daero, Seocho-gu, Seoul
서울시 서초구 강남대로69길 8, 지하1·2층 (KI타워)
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