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HIFU Treatments (Wonthera, Shurink, Ulthera, etc.): A Comprehensive Guide to Recommended Candidates

HIFU Treatments (Wonthera, Shurink, Ulthera, etc.): A Comprehensive Guide to Recommended Candidates Beomgye, Pyeongchon, Beomgye Station, Pyeongchon Station, Hogye-dong, Bisan-dong, Gwanyang-dong, Dongan-gu, Indeogwon, Geumjeong, Anyang

5/10/2026

This is a procedure note for HIFU Treatments (Wonthera, Shurink, Ulthera, etc.): A Comprehensive Guide to Recommended Candidates at Beomgye(Opening Soon) KKEUT Korean Clinic.

WonThera, Shurink, Ultherapy — all three are HIFU (High-Intensity Focused Ultrasound) lifting procedures.



Although the principle is the same, the recommended candidates clearly differ due to variations in equipment characteristics, treatment depth, pain level, budget, and re-treatment cycle.







What HIFU Does for Your Skin



HIFU focuses ultrasonic energy onto a specific point in the skin, momentarily heating only that area.



It works by creating thermal coagulation points in the dermis or SMAS (Superficial Musculoaponeurotic System) layer without affecting the epidermis, thereby inducing collagen contraction and regeneration.



The depth of energy penetration varies depending on the tip type. A 4.5mm tip targets the SMAS layer, a 3.0mm tip targets the hypodermis-dermis border, and 2.0mm and 1.5mm tips target the superficial dermal layer.







Shurink — Cost-Effective HIFU, Suitable for These Individuals



Shurink is the most commonly performed HIFU procedure in Korea.



It is suitable for those experiencing lifting for the first time or those who want to manage their skin regularly and cumulatively without financial burden.



Rather than a single strong stimulation, a method of consistently accumulating treatments once a month is effective, and the timing of the next procedure can be adjusted based on the number of shots.



Shurink is also frequently chosen by those in their early 30s who are beginning to experience decreased skin elasticity, as a preventative measure against sagging.







WonThera and Ultherapy — Same Name, Same Technology



WonThera is an alias for Ultherapy. It refers to the same equipment and the same procedure.



Ultherapy (WonThera) is the first HIFU device to receive FDA approval, and the decisive difference is that the procedure is performed while observing real-time ultrasound imaging.



The practitioner visually confirms that the tip is precisely positioned in the desired layer via a monitor before applying energy.



Compared to Shurink, the pain is generally stronger and the cost is higher. As such, it is recommended for individuals aged 40 and over who already have significant sagging, those who desire a strong, single-session improvement, or those who want to focus more on stimulating the SMAS layer.







Pain, Budget, Re-treatment Cycle at a Glance



Shurink has the lowest pain among the three devices. Ultherapy (WonThera) has higher energy intensity, resulting in a stronger perceived pain.



In terms of budget, Shurink is the most accessible, while Ultherapy (WonThera) comes at a premium price. Kkeut Clinic also offers an option to perform Shurink with Ultherapy-level intensity while maintaining a reasonable price structure.



For re-treatment cycles, a 1-month interval is generally accepted for Shurink. For Ultherapy (WonThera), a 3-6 month interval is common due to the strong stimulation of a single treatment.







At Kkeut Clinic, for any WonThera, Shurink, or Ultherapy procedure, design is always performed in a seated position before beginning.



This is because the direction of sagging changes between a lying and seated position. Designing while seated allows us to avoid hollowed-out areas and precisely target only the sagging areas that need treatment.







At Kkeut Clinic, during Ultherapy (WonThera) procedures, we adjust the tip angle to accurately target the SMAS layer.



Because the tip angle is adjusted while observing real-time ultrasound images, even with the same Ultherapy device, results can vary depending on the practitioner's skill and operational method.







After the procedure, a lifting card is created and shared. This card records the type of tip used, the concentrated target areas, and the procedure history, ensuring consistent quality for follow-up treatments, regardless of which branch you visit.



Additionally, Kkeut Clinic uses 3.0, 2.0, and 1.5mm tips in addition to the 4.5mm main tip, swapping them according to the area of concern and skin condition. Unlike treating the entire area with a single tip, using different tips for different layers enhances targeting precision.







Frequently Asked Questions



Q. Should I receive WonThera or Ultherapy?


A. WonThera is an alias for Ultherapy and refers to the same procedure. WonThera (Ultherapy) is recommended for cases where sagging is already advanced or when a strong, single-session effect is desired. At Kkeut Clinic, we guide you to the appropriate option between Shurink and WonThera through consultation, based on your skin condition and goals.



Q. Can I receive Shurink and WonThera together?


A. Yes, it is possible. A combination where WonThera stimulates deep layers, and Shurink complements shallow layers, is effective. Kkeut Clinic customizes tip configurations to maximize the synergy between the two procedures.



Q. I heard WonThera can be painful. How is this managed?


A. WonThera has high energy intensity, so perceived pain tends to be significant. At Kkeut Clinic, we minimize pain by reducing unnecessary energy dispersion through tip angle adjustment and layer-specific approaches.



Q. What is the re-treatment cycle for WonThera?


A. For WonThera (Ultherapy), a 3-6 month interval is common due to the strong stimulation of a single treatment. For Shurink, a 1-month cycle is generally accepted. Kkeut Clinic records procedure details on a lifting card, allowing us to adjust the appropriate cycle and intensity for your next visit.







Kkeut Clinic's Sincerity



At Kkeut Clinic, during Ultherapy (WonThera) procedures, we adjust the tip angle and precisely target the SMAS layer using real-time ultrasound imaging to enhance energy efficiency.



Kkeut Clinic performs design in a seated position before all HIFU procedures to prevent hollowed-out side effects and precisely target only sagging areas.



Kkeut Clinic uses 4.5/3.0/2.0/1.5mm tips, swapping them according to the area of concern and skin layer, and creates/shares a lifting card after the procedure to ensure seamless follow-up care.



A subtle difference, a different result — experience it at Kkeut Clinic.