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2026-06-04

Can a SMAS Facelift Improve Neck Sagging? Analysis of Lifting Effects and Principles

We analyze the impact of SMAS layer lifting on the neck and jawline during a facelift surgery. We provide professional information to resolve patients' questions, covering the role of retaining ligaments connecting the skin and SMAS layer, differences in perceived effects due to post-operative swelling, and the recently popular deep plane technique.

Can a SMAS Facelift Improve Neck Sagging? Analysis of Lifting Effects and Principles

Why Skin May Look Saggy Again After a Facelift: The Illusion of Swelling

Immediately after a facelift surgery, swelling occurs due to tissue reaction. During this period, the swelling makes the face look taut, and the lifting effect may feel very dramatic. However, as the swelling gradually subsides over time, the tight volume decreases, which can make it feel as though the skin is slightly sagging again.

This change is not a surgical failure but a natural phenomenon that occurs during the recovery process. It is important to understand that the surgical effects have not disappeared; rather, the actual corrected lines are being revealed as the swelling goes down.

The Structural Relationship Between the Skin Layer and the SMAS Layer, and Retaining Ligaments

The skin and the underlying SMAS (Superficial Musculoaponeurotic System) layer are not simply overlapping. Between these two layers lies the subcutaneous fat layer, and they are firmly connected by 'retaining ligaments.'

Anatomically, the lower part of the SMAS layer is firmly anchored to the bone or deep muscles, resulting in less movement, whereas the skin layer has relatively more free space and tends to sag more easily due to gravity. Therefore, for an effective lift, it is necessary to properly adjust the SMAS layer and retaining ligaments—the root causes of sagging—rather than simply pulling the outer skin.

Why a Facelift Can Also Improve Neck Sagging (Double Chin)

The sagging skin at the boundary between the under-chin and the neck, which many patients worry about, is actually closely related to the ptosis (sagging) of the entire face. As the soft tissues of the face descend, they accumulate at the jawline, creating the appearance of a sagging neck.

For this reason, it is effective to perform a facelift prior to or in conjunction with neck sagging improvement. The under-chin area is greatly influenced by the lifting vector (direction) pulling up from the face, so planning the surgery by viewing the face and neck as a single connected flow yields a smoother jawline.

Deep Plane Facelift and the Importance of Personalized Surgery

Recently, with the growing amount of information highlighting the effectiveness of the 'Deep Plane' facelift, an increasing number of patients are visiting the clinic requesting this specific surgical method. The deep plane technique involves dissecting the deep layer beneath the SMAS layer to sufficiently release the retaining ligaments, which is a method that can certainly provide a powerful lifting effect.

However, a specific surgical method is not always the absolute answer. The appropriate surgical approach can vary depending on the individual's skin thickness, degree of sagging, and facial bone structure. Rather than following trendy surgical names, it is advisable to consult with an experienced medical professional to establish a plan best suited to your condition.

Criteria for Choosing a Surgeon for a Successful Lift

A facelift is a highly difficult surgery that deals with the complex nerves and blood vessels of the face. Since each operating surgeon has different preferred techniques and criteria for assessing a patient's condition, it is important to choose a specialist with extensive anatomical knowledge and abundant clinical experience.

If you communicate your concerns about side effects and expected outcomes through thorough consultations, and proceed with the surgery at a clinic that provides systematic aftercare, you can achieve safer and more highly satisfying results.

Frequently Asked Questions

Will my skin sag again after the swelling from a facelift subsides?

Yes, you might feel a slight sagging sensation as the swelling goes down. This is not a surgical failure but a natural recovery process where the initial tautness diminishes, revealing the actually corrected lines.

Can a facelift also improve neck sagging or a double chin?

Yes, it can be improved. Sagging skin at the jawline and neck boundary is closely related to overall facial sagging. By lifting the soft tissues that have descended to the jawline through a facelift, you can expect a smoother jawline and improved neck sagging.

Why is it necessary to lift the SMAS layer together?

It is to address the fundamental cause of sagging. Only by properly adjusting the SMAS layer and retaining ligaments beneath the skin layer can the tissues sagged by gravity be effectively and firmly lifted.

Is the deep plane facelift always the best method?

No, a specific surgical method is not always the definitive answer. While the deep plane technique provides a powerful lifting effect, the most suitable surgical approach varies depending on an individual's skin thickness, degree of sagging, and bone structure.

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