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Choosing Tune Liner Handpieces For Jawline Sagging

From a clinical perspective, we have organized how to determine the handpiece and depth of Tuneliner when dealing with a collapsed jawline due to accumulated fat.

Choosing Tune Liner Handpieces For Jawline Sagging
Table of Contents

First published: 2022-12-19 / Last reviewed: 2026-05-28

This is a guide to Tune Liner compiled by Dr. Choi Byeong-geun of SHINE U Clinic Konkuk (3 minutes walk from Konkuk Univ. Station Exit 1).

If you look older than your age despite not having many wrinkles, you may suspect a loss of elasticity. When elasticity decreases, the jawline is often the first area to sag. This is often due to a lack of collagen combined with an accumulation of fat, causing it to weigh down. Here, we will explain how Tune Liner is designed to address such jawlines.

Two Factors That Cause the Jawline to Collapse

  • Aging, which reduces collagen involved in elasticity
  • Accumulation of fat under the chin, causing it to sag due to weight

It is reported that an approach that addresses the number of fat cells themselves, rather than just reducing their size, can be helpful for refining the jawline.

How Tune Liner Works

Tune Liner uses 3D ultrasound to address unwanted fat cells. It combines the thermal energy of longitudinal waves and the physical energy of transverse waves, with the ultrasound reaching and acting on the subcutaneous fat layer.

  • It refines the jawline by breaking down the fibrous tissue of cellulite with vibrational waves.
  • The broken-down fat and cellulite are naturally expelled through the circulatory process.

Consult us to find out if your jawline is due to fat or sagging

Reasons for Using Different Handpieces

Tune Liner has three different handpieces, and the depth of the laser wavelength can also be adjusted. This allows for treatment tailored to areas with deep contours or those that are difficult to treat.

Adjustment FactorWhat it addresses
Handpiece selectionArea, contour shape
Wavelength depthFat layer location
IntensitySkin thickness, sensitivity

Who is it considered for?

  • Those who are bothered by their chin fat, even if it's not very thick
  • Those who find painful treatments burdensome
  • Those who desire delicate refinement even in contoured areas

The treatment is mainly performed with a warm sensation, making it relatively comfortable even for sensitive individuals, but the perceived sensation and results may vary depending on the individual. As the treatment area is wide, a design tailored to the specific area is important.

Ask us via chat if Tune Liner is right for you

If you are more concerned about loss of elasticity, you may also want to check out information on Tune Face or Ultherapy PRIME.


Authored by: Dr. Choi Byeong-geun (Chief Director of SHINE U Clinic Konkuk / Member of the Korean Academy of Laser Dermatology and Hair, the Korean Academy of Aesthetic Plastic Surgery and Laser Medicine, the Korean Academy of Filler, etc.) Last Reviewed: 2026-05-28

This article provides general information about procedures and does not replace diagnosis or treatment. The suitability and results of the procedure may vary depending on the individual.

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