HIFU like Ultraformer MPT (treatment that tightens deep skin with ultrasonic heat) should be performed at a clinic that explains the depth of application matched to the layer where Sagging (skin laxity) is present[1]. While HIFU is effective for wrinkles and Sagging (skin laxity), it is said not to match the results of surgery or injection treatments, so explanation of realistic expectations is essential[2]. Note that research specific to the Ultraformer MPT device itself was not found in this review; the explanation is based on research on similar equipment.
Does the clinic determine whether HIFU alone is sufficient for your Sagging (skin laxity)?
First, we want to see whether the clinic discusses whether HIFU is appropriate when compared with surgery and injection treatment. According to guidelines from the Japan Society of Aesthetic Surgeons, HIFU is effective for wrinkles and Sagging (skin laxity) but does not match surgery or injectable fillers, and the recommendation level is 'weakly recommended'[2].
In research terms, there are few comparative trials (randomized controlled trials), and inconsistency in treatment application methods is noted as an issue[3]. For those with significant Sagging (skin laxity), confirm whether the clinic compares options including surgery.
Does the clinic adjust the depth of application to match your Sagging (skin laxity) layer?
HIFU allows you to select the depth to which heat is delivered by changing the cartridge (applicator). With typical devices, 1.5 mm targets the shallow skin layer, 3.0 mm targets the deep skin layer, and 4.5 mm reaches the fascia (SMAS) beneath[1].
Recently, devices that use multiple cartridges with different depths in a single machine have become available[3]. The key point of comparison is whether the clinic specifically explains which depth will be used, where on the face, and for how long.
What are the side effects and risks? What about near the eyes?
HIFU rarely leaves scars, and the risk of complications is said to be low[2]. However, complications can occur even with non-invasive treatments[4].
For neck treatment, pain, tenderness on palpation, bruising, swelling, and redness have been reported, as well as thermal burns beneath the jaw[1]Data on application around the eyes are still limited; if you wish treatment near the eyes, consult carefully.[5].
When do results appear, and how long do they last?
Results emerge over several months. In research on neck treatment, 84% showed improved tightening at 90 days and 88% at 180 days.[1].
Some research suggests that effects from a single ultrasound treatment may last approximately 1–2 years.[6]However, the duration is said to vary depending on skin condition, age, and lifestyle habits.[6].
Will the doctor discuss future surgery?
If you are considering a Facelift in the future, ask about this as well. Guidelines summarizing treatment history before surgery indicate that deep-layer treatments carry higher surgical risk than shallow-layer treatments.[7]It is reassuring to keep a record of the type, depth, and timing of treatments you have received.
Where should you have it done? Guidance when you are unsure.
At your consultation, ask about the following points:
Assessment: Is HIFU sufficient, or will the provider compare it with surgery and injectables?[2]
Depth: Does the provider switch cartridges according to the layer where sagging occurs?[1][3]
Risk: Is there examination and response available if complications such as burns occur?[1][4]
Future: Does the provider explain the impact on later surgery?[7]
Whether Ultraformer MPT suits your sagging cannot be decided from an article alone. At your consultation, tell the doctor about the areas of concern, the degree of sagging, and any previous treatments, and discuss the depth and number of sessions with them.
- 1Fares C, Shahla WA, El Hawa M, Saade D. Nonfacial Skin Rejuvenation of the Neck, Chest, and Hands. Part Two: Using Laser Techniques. Journal of Cosmetic Dermatology. 2025. doi:10.1111/jocd.16671
- 2Japanese Society for Aesthetic Plastic Surgery. Cosmetic Medical Practice Guidelines, CQ2-1-3 (High-intensity focused ultrasound (HIFU) is effective for wrinkles and sagging (skin laxity) but does not equal surgical procedures or injectable fillers; scar formation is rare and complication risk is low. Recommendation level 2, weakly recommended)
- 3Chacín M, Vera I, Duran P, Gutiérrez V, Santos A, Contreras-Velázquez JC, et al. High-Intensity Focused Ultrasound Technology: Physical Principles, Biological Effects, and Clinical Applications in Facial and Neck Rejuvenation. Biomedicines. 2026. doi:10.3390/biomedicines14102158
- 4Welc N, Owczarek M, Jałowska M, Dańczak-Pazdrowska A. High-Intensity Focused Ultrasound: Application, Effects and Complications. The Australasian Journal of Dermatology. 2025. doi:10.1111/ajd.14454
- 5Hwang Y, Kim JH, Lee HE, Jie IWK, Song JK, Jalali A. Efficacy of high-intensity focused ultrasound for treating upper and lower eyelid sagging. JPRAS Open. 2026. doi:10.1016/j.jpra.2025.10.036
- 6Weng YC, Hsieh CH, Liang BCP. A Retrospective Observational Study of Combination Treatment of Thread Lift and High-intensity Focused Ultrasound for Facial Aging. Plastic and Reconstructive Surgery Global Open. 2025. doi:10.1097/GOX.0000000000006899
- 7Shridharani SM, Palm MD, Jarmuz T, Somenek M, Nayak LM, Saadat D, et al. Optimizing Aesthetic Facial Surgery Outcomes Following Minimally Invasive Treatments: Guidelines for Perioperative Management. Aesthetic Surgery Journal Open Forum. 2025. doi:10.1093/asjof/ojaf087