What Is a Facelift? Mechanism, Duration, Complications

Key summary. A facelift (rhytidectomy) is a surgical lift that directly incises the SMAS (superficial musculoaponeurotic system) layer beneath the skin, lifting and fixing it in place. Retrospective studies show it took an average of 9~12 years before a revision was needed, suggesting a longer duration than non-surgical lifting methods, but as an incisional surgery it carries accompanying risks of complications such as hematoma and facial nerve injury.

What this article covers

• Comparison criteria: extent of incision (SMAS handling method) · duration · type and frequency of complications · recovery
• Cautions: complication frequency varies by technique, and revision surgery is anatomically more challenging than 1 primary surgery
• Evidence status: 2 systematic reviews · 1 meta-analyses · 1 cohort studies confirmed; not subject to MFDS review (no medical device approval category, as this is surgery)

Key points

1. Definition: A surgery that directly exposes, lifts, and fixes the SMAS (musculoaponeurotic layer). Depending on the technique, it is classified into SMAS plication, SMAS excision (imbrication), deep plane, and others.
2. Who it's for: It is generally described as being considered when sagging is severe and non-surgical methods have reached their limits.
3. Verification sequence: surgeon's qualifications and experience → whether technique-specific complication statistics are explained → recovery plan → guidance on the special considerations for revision surgery.

01How Does It Work

A facelift is not just about tightening the skin — it is a surgery that incises the SMAS (superficial musculoaponeurotic system) beneath the skin to reposition and fix it. Depending on how it is handled, it is classified into plication (folding and fixing the SMAS), excision/imbrication (removing part of it), and deep plane (dissecting to a layer deeper than the SMAS), among others. A meta-analysis synthesizing 183 studies found statistically significant differences in the incidence of nerve injury, hematoma, and necrosis depending on the technique.

02What the Research Confirms and Does Not

The above figures are based on verification as of 2026-09-18 (the systematic review on 2 facelifts was read in full, the rest based on abstracts), and caution is needed with direct comparisons since the subjects, techniques, and follow-up periods differ across studies. The hemostatic net figures (0.14/100) are not values compared directly against a control group — this is a single-arm (no comparison group) meta-analysis that aggregated the observed incidence only from studies that used a hemostatic net, so it should be read as "this is the level observed in studies that used a hemostatic net" rather than "using a hemostatic net lowers the rate to 0.14/100". The sex-difference study is also based on data from a single surgeon's standardized protocol, so the figures do not necessarily apply as-is to other hospitals or practitioners.

Technique-specific figures must be read by distinguishing absolute risk from relative comparison. For example, a higher odds ratio means the relative likelihood of an event occurring was higher compared to the comparison technique — it does not mean complications increase by that many percentage points. Even a large meta-analysis pooling 183 studies does not have identical surgical scope, documentation methods, or follow-up periods across the individual studies, so the figures in the table are a basis for asking about technique and preventive measures during consultation, not a tool for calculating an individual's probability of complications.

03Items to Check Before the Procedure

04Choosing by Condition

• Sagging is severe and duration is the priority → consult about surgical methods such as a facelift
• Want to reduce the burden of incision and recovery → compare with non-surgical options in Ulthera procedure information, Ulthera vs. Thermage comparison
• Considering revision surgery → confirm in consultation that there are different anatomical conditions (such as tissue fibrosis) compared to 1 primary surgery

05Cautions and Varying Conditions

The overall complication rate ranges widely from 2.0~21.1% depending on the study, so no single number can definitively conclude "safe" or "risky". The meta-analysis concludes that technique selection must consider outcome quality alongside the complication profile. This article is not a medical advertisement and does not guarantee outcomes.

Reviewing the full text of the systematic review on 2 facelifts reveals more specific limitations — most of the 14 included studies were retrospective case series without a control group (level IV evidence), and the authors themselves note that the lack of prospective, multicenter studies limits generalizability. Important outcome measures such as "early recurrence" were addressed in only 4.4% of facelift studies, meaning reporting itself is insufficient, and the authors also explicitly note that differences in surgeon skill, patient populations, and follow-up periods can affect complication rates as a limitation.

06Common misconceptions

"There's research showing a duration of 9~12 years" — This number is not a direct measurement of "how many years the effect lasts," but an indirect indicator retrospectively compiled from how many years, on average, passed after a 1 primary facelift before patients returned for a 2 facelift. People who remain satisfied without undergoing revision are not captured in this statistic, so it should not be read as meaning "the effect disappears after 9~12 years."

"Revision surgery is unconditionally riskier than 1 primary surgery" — It is true that revision is anatomically more challenging due to thinner tissue and progressed fibrosis, but the same literature reports that the overall complication rate itself is at a similar level to 1 primary surgery. "More challenging" and "more complications" are different things.

"Men develop hematomas more easily than women" — This is a widely held belief from the past, but in a recent matched cohort that applied a standardized hemostasis protocol (topical tranexamic acid, etc.), the observed rate of minor hematoma was, in fact, in the opposite direction of the conventional belief — 0% for men and 2.0% for women — and even that difference was not statistically significant (P=1). However, this is data from a single surgeon, so it does not necessarily apply as-is to every hospital — it suggests that which hemostasis protocol is used may be a more important variable than sex.

07In summary

Because a facelift directly addresses the SMAS layer, it is reported to have a longer duration than non-surgical lifting methods, but the evidence for this is not a direct survival curve — it is the indirect indicator of time elapsed before revision surgery. The complication rate ranges widely from 2.0~21.1% depending on the study and technique, so safety cannot be determined by a single figure, and it is a confirmed fact that whether preventive measures such as a hemostatic net are applied significantly affects the actual hematoma risk. Rather than a vague figure like "a facelift lasts X years," it is far more practical to ask specifically in consultation which technique this hospital uses and with what preventive measures.

08Frequently Asked Questions

How long does the effect of a facelift last?

While not a direct duration study, retrospective research shows it took an average of 9~12 years before returning for a 2 facelift. However, since this is an indirect indicator compiled only from people who underwent revision surgery, it does not tell us the actual duration for people who remain satisfied without revision.

Is a facelift risky?

The complication rate varies widely from 2.0~21.1% depending on the study, with hematoma and temporary facial nerve injury being the most common. There is also a meta-analysis showing that hematoma incidence drops significantly when preventive measures such as a hemostatic net are used.

Do men have more side effects than women?

In a recent matched cohort using a standardized hemostasis protocol (single surgeon, 541 patients), the observed hematoma rate was actually in the opposite direction — 0% for men and 2.0% for women — and the difference was not statistically significant. This differs from the conventional belief, but since it is data from a single surgeon, it needs to be confirmed whether it applies equally at other hospitals.

Is revision surgery riskier than the first time?

It is reported to be anatomically more challenging due to thinner tissue and progressed fibrosis and adhesion, but existing literature shows the overall complication rate to be at a similar level to 1 primary surgery.

Should I choose a facelift or Ulthera/Thermage?

This article does not conclude that one is better than the other. Since incision, recovery period, duration, and tolerable complication risk all differ, these should be compared to your own condition during consultation.

09Pre-consultation checklist

• □ I confirmed the surgeon's qualifications and surgical experience
• □ I was given an explanation of the planned technique (plication/imbrication/deep plane, etc.) and the reasoning
• □ I confirmed whether preventive measures such as a hemostatic net are used
• □ I was given an explanation of the differences based on whether it is a 1 primary or revision procedure
• □ I was informed of expected complications (hematoma, nerve injury, etc.) and the response procedure if they occur
• □ I confirmed there were no absolute claims such as "no side effects" or "permanent effect"

10Sources and verification date

• PMID 42382704 — Confirmed as of 2026-09-18. Systematic review on 2 facelifts, 14 studies · 737 patients. The original text itself states that most of the included studies were retrospective case series without a control group (level IV).
• PMID 30768122 — Confirmed as of 2026-09-18. Meta-analysis of complications by SMAS technique, 183 studies.
• PMID 42154486 — Confirmed as of 2026-09-18. Single-surgeon matched cohort of 541 patients (68 after matching).
• PMID 41936137 — Confirmed as of 2026-09-18. Single-arm meta-analysis on hemostatic nets, 8 studies · 1,617 patients, no comparison group.
• The above studies are reference material for understanding the procedure's mechanism and complications, and do not guarantee any specific hospital, surgeon, or outcome.

11Editorial responsibility and interests

• Written by: Korea Beauty Report Editorial Team · Editorial responsibility: Korea Beauty Report Editorial Team
• Medical review: None — editorial team verified the materials (if an actual reviewer is assigned, their real name, scope, and date will be noted)
• Conflict of interest: No contracted or advertising-related hospital in this article
• First published: 2026-09-18 · Last verified: 2026-09-18