Superficial muscular aponeurotic system (SMAS) is an area of
musculature
Skeletal muscles (commonly referred to as muscles) are organs of the vertebrate muscular system and typically are attached by tendons to bones of a skeleton. The muscle cells of skeletal muscles are much longer than in the other types of muscle ...
of the face. The SMAS extends from the
platysma
The platysma muscle is a superficial muscle of the human neck that overlaps the sternocleidomastoid. It covers the anterior surface of the neck superficially. When it contracts, it produces a slight wrinkling of the neck, and a "bowstring" effect ...
to the
galea aponeurotica
The epicranial aponeurosis (aponeurosis epicranialis, galea aponeurotica) is an aponeurosis (a tough layer of dense fibrous tissue). It covers the upper part of the skull in humans and many other animals.
Structure
In humans, the epicranial ...
and is continuous with
temporoparietal fascia and galea. It connects to the dermis via vertical septa. This muscular system is manipulated during
facial
A facial is a family of skin care treatments for the face, including steam, exfoliation (physical and chemical), extraction, creams, lotions, facial masks, peels, and massage. They are normally performed in beauty salons, but are also a com ...
cosmetic surgery
Plastic surgery is a surgical specialty involving the restoration, reconstruction or alteration of the human body. It can be divided into two main categories: reconstructive surgery and cosmetic surgery. Reconstructive surgery includes craniofa ...
, especially
rhytidectomy
A facelift, technically known as a rhytidectomy (from the Ancient Greek () "wrinkle", and () "excision", the surgical removal of wrinkles), is a type of cosmetic surgery procedure used to give a more youthful facial appearance. There are mul ...
.
See also
*
Facial muscles
The facial muscles are a group of striated skeletal muscles supplied by the facial nerve (cranial nerve VII) that, among other things, control facial expression. These muscles are also called mimetic muscles. They are only found in mammals, alth ...
*
Body modification
Body modification (or body alteration) is the deliberate altering of the human anatomy or human physical appearance. In its broadest definition it includes skin tattooing, socially acceptable decoration (''e.g.'', common ear piercing in many s ...
*
Minimal access cranial suspension
Minimal-access cranial suspension is a form of facial surgery or rhytidectomy used to reduce wrinkles and lift sagging facial tissue and originally developed in Belgium. Facial tissues are accessed via an incision before the ear. Sutures are then u ...
(MACS)
External links
Facelift, SMAS Plication
Plastic surgery
Oral and maxillofacial surgery
Otorhinolaryngology
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