Ultherapy stimulates the skin with focused ultrasound; a thread lift repositions descended tissue. Why they answer different problems, when one is enough, and why energy treatments wait after threads.
Ultherapy and a thread lift work on the face in different ways. Ultherapy delivers focused ultrasound, a form of heat energy, to stimulate the layers of the skin; a thread lift places threads beneath the skin to lift descended tissue mechanically. Because their aims differ, the two are sometimes used together, but in sequence: at Edition Plastic Surgery, Ultherapy after a thread lift is generally considered once four to six weeks of recovery have passed, with the actual timing set by the treating doctor.
The two are often discussed as if they were competing versions of the same thing. They are not. One acts on the quality of the skin through heat; the other changes where tissue sits. Asking which one is stronger is less useful than asking which problem is present.
This page explains what each approach does, when one is enough, when both are considered, and why the interval between them matters.
Heat-based devices and threads answer different questions: heat addresses skin elasticity, threads address position. Edition first identifies which of these is behind the change in the face. If sagging is the only issue, a thread lift alone is often sufficient. If loss of elasticity is also present, an energy-based treatment may be added, usually after a recovery gap of four to six weeks.
What is the difference between Ultherapy and a thread lift?
The difference between Ultherapy and a thread lift is the mechanism. Ultherapy is a focused ultrasound device that heats targeted layers of the skin; the stimulation is aimed at the skin’s own firmness. A thread lift uses absorbable threads placed under the skin to carry sagging tissue upwards and outwards, and the threads also encourage collagen formation as they are absorbed.
In short, heat energy works through the skin, and threads work on position. Radiofrequency devices such as Thermage and Density belong to the same heat-energy family as Ultherapy, using radiofrequency rather than ultrasound.
| Approach | How it works | What it is aimed at | After a thread lift |
|---|---|---|---|
| Thread lift | Threads placed beneath the skin lift tissue mechanically | Tissue that has descended | — |
| Ultherapy (focused ultrasound) | Heat energy delivered to layers of the skin | Skin elasticity | Generally after four to six weeks of recovery, timing confirmed by the doctor |
| Radiofrequency lifting, e.g. Density | Heat energy through radiofrequency | Skin elasticity | At least four to six weeks later |
Which problem does each one answer?
Each one answers a different part of how a face ages. Edition assesses sagging through three causes: loss of skin elasticity, a change in fat position, and loosening of the retaining ligaments. Energy-based treatments speak mainly to the first. A thread lift speaks to the consequence of the second and third, where tissue has moved down and needs to be repositioned.
That is why a heat-energy treatment on its own does not move tissue that has already descended, and why a thread lift on its own is not aimed at the texture and firmness of the skin surface.
Is one of them enough on its own?
One of them is often enough on its own. When the examination finds that sagging is the problem and skin quality is not a significant part of it, a thread lift alone commonly addresses the concern. Combining treatments at Edition is a choice made from the diagnosis, not a default package, and it is not proposed simply because two treatments are available.
When are both considered?
Both are considered when the face shows descent and a loss of skin elasticity at the same time. In that case the thread lift deals with position, and an energy-based treatment such as Thermage, or a skin booster, may be considered for the skin itself. At Edition, lifting is performed by Dr. Dae-hee Han, while skin treatments of this kind are handled by a separate doctor at the clinic.
Why is there a four to six week gap after a thread lift?
The gap exists so that the tissue around the threads has time to recover before heat energy is applied to the same area. In the first weeks after a thread lift the face is still settling: swelling and tightness usually ease over three to seven days, and temporary unevenness mostly improves within one to two weeks. Massage and strong pressure on the face are avoided for the first two weeks, and deep-pressure massage for at least three months.
Four to six weeks is the general guide Edition uses for Ultherapy after a thread lift, and at least four to six weeks for radiofrequency lifting such as Density. The exact point is confirmed with the treating doctor, because it depends on how the individual face has recovered.
What if I had Ultherapy or radiofrequency recently and now want threads?
If you have had a laser or radiofrequency treatment recently, Edition checks how the tissue has recovered before setting a date for the thread lift. Recent treatment does not rule threads out; it is part of the history reviewed at consultation, and it informs the timing.
Frequently asked questions
Can Ultherapy and a thread lift be done on the same day?
After a thread lift, Ultherapy is generally considered once four to six weeks of recovery have passed. The timing for your face is confirmed by the treating doctor.
Does Ultherapy lift sagging tissue the way threads do?
They work differently. Ultherapy uses heat energy on the skin layers, while threads reposition descended tissue mechanically. Which one is relevant depends on what the examination finds.
Do I need both treatments?
Not necessarily. Where sagging is the only issue, a thread lift alone is often sufficient. Both are considered only when loss of skin elasticity is also present.
Is radiofrequency treated the same way as Ultherapy after a thread lift?
Radiofrequency lifting such as Density is also left until at least four to six weeks after a thread lift.
I had radiofrequency treatment last month. Can I still have threads?
Possibly. The recovery of the tissue is checked at consultation first, and the date is set from that assessment.
Who decides the order of treatments?
The doctors, after examination. The order and interval depend on which problems are present and how the face has recovered.
About the medical reviewer
Dae-hee Han, MD — Board-Certified Plastic Surgeon (specialist certificate No. 2045, issued 3 March 2014; medical licence 00394, issued 26 February 2009). Master’s degree, Ajou University School of Medicine. Training at the Craniofacial Center, Chang Gung Memorial Hospital, Taiwan (2013), and the IFAAS Mini Fellowship, University of Florida, USA (2016). He carries out consultation, the procedure and follow-up personally; fee guidance is given by the clinic’s consultation manager.
Last reviewed: 2026-09-28
Clinic information
Edition Plastic Surgery Clinic & Dermatology
6F, OPUS 407, 407 Gangnam-daero, Seocho-gu, Seoul 06614, Republic of Korea
One minute on foot from Gangnam Station Exit 10
Tel +82-2-591-0100 · editionprs@gmail.com
Consultation hours: Monday to Friday 10:00–19:00 · Saturday 10:00–17:00 · closed Sundays and public holidays
Disclaimer
Individual results may vary. Bleeding, infection, swelling, asymmetry, and scarring can occur. Please decide after a full consultation with a board-certified specialist.
This page is general medical information. It is not a diagnosis, and it does not promise a particular outcome. Fees are given after an in-person consultation.