How do the lifting methods of UltherapyPifrime and InMode differ?

2026.08.31

Grays Dermatology

인증 병원Grays Dermatology

How do UltherapyPifrime and InMode differ in their lifting methods?

UltherapyPifrime stimulates the SMAS layer using ultrasound, while InMode delivers heat to the dermis and fat layers using radiofrequency (RF); their working principles are different.

Both UltherapyPifrime and InMode are lifting devices used at Grace Dermatology in Jwa-dong, Haeundae-gu, Busan, to address concerns about sagging or loss of elasticity, but they differ in how they deliver energy and the depth at which they act. Understanding the differences between these two devices can help you choose the procedure that best suits your skin condition.

 

- What is the working principle of UltherapyPifrime?

UltherapyPifrime is a device that uses High-Intensity Focused Ultrasound (HIFU) energy to deliver thermal stimulation to the SMAS layer (fascia layer) deep within the skin. Ultrasound is applied in a way that allows for real-time imaging, enabling energy to be concentrated at the desired depth. The SMAS layer is known to be a structure closely related to facial sagging, and stimulating this layer can help improve elasticity through collagen regeneration. However, the degree and timing of the effects vary by individual, and temporary swelling, pain, or erythema may occur after the procedure.


- What is the working principle of InMode? 

InMode is a device that uses radiofrequency (RF) energy to deliver heat to the dermis and subcutaneous fat layers. It delivers heat over a wider area at a relatively shallower depth than ultrasound and is used to improve skin surface elasticity and texture, as well as to stimulate localized fat layers. Various tips can be used depending on the treatment area and purpose, making it applicable not only to the face but also to the neck, jawline, and other areas. InMode may also cause temporary redness or a sensation of heat, and the effects vary depending on the individual's skin condition and degree of aging.


- What criteria should be used to choose between the two devices?

The choice between the two devices depends on the degree of sagging, the desired area, and the skin condition. Grace Dermatology views the body as a single system and plans procedures by looking at the overall harmony rather than just one part of the face. With nineteen different devices in possession, we do not stick to one method but approach treatment by selecting the device that fits the skin condition. While the two devices are sometimes used together, this is decided through consultation based on diagnostic results.


- Comparison: UltherapyPifrime vs. InMode

Energy Type: High-Intensity Focused Ultrasound (HIFU) vs. Radiofrequency (RF)

Main Depth of Action: Focused on SMAS layer vs. Focused on Dermis/Subcutaneous fat layer

Application Features: Used for deep layer elasticity stimulation vs. Used for wide area texture/elasticity improvement

Recovery: Temporary swelling/pain possible vs. Temporary redness/heat sensation possible

Costs may vary depending on the treatment area and individual skin condition, so it is recommended to receive accurate guidance through consultation after diagnosis.


- What are the precautions before and after the procedure?

It is recommended to reduce UV exposure and maintain moisturizing care before and after the procedure. As both devices use thermal energy, temporary swelling, erythema, or pain may occur immediately after the procedure; these reactions usually subside over time, but there may be individual differences. If abnormal symptoms persist after the procedure, it is safe to contact the medical institution where you received treatment.

Grace Dermatology, located in Jwa-dong, Haeundae-gu, Busan, is personally treated by dermatologist Dr. Kim Tae-hoon, who plans procedures according to the skin condition. He is currently an adjunct professor of dermatology at Dong-A University Hospital and also sees patients at the university hospital.


Frequently Asked Questions

Q. Can I receive UltherapyPifrime and InMode on the same day?

A. While the two devices are sometimes used together, this is decided through consultation after diagnosing the skin condition and degree of sagging.

Q. How long do the effects of the procedure last?

A. Since aging is a continuous process, the degree and duration of the effects vary by individual, and regular maintenance can be helpful.

Q. Is the pain severe?

A. Both devices use thermal energy, so you may feel stimulation or heat during the procedure, and the level of pain may vary depending on individual skin sensitivity.

Q. Which areas can InMode be used on?

A. InMode can be applied to various areas such as the face, neck, and jawline by using different tips.

Q. Can I return to daily life immediately after the procedure?

A. Generally, there are no major restrictions on returning to daily life, but there may be temporary swelling or erythema, so it is recommended to receive guidance on precautions tailored to your individual condition during the consultation.

 

Reference - Korean Dermatological Association https://www.derma.or.kr

#Dermatology#Ultherapy Prime#InMode#Haeundae Grace Dermatology#Busan Dermatology Clinic#Consultation with the Director
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