Introduction
Correction of submental ptosis is sometimes necessary to reverse the effects of senescence. Although this is usually undertaken in tandem with facial rhytidectomy, surgeons may find themselves addressing only the cervical region at times.
History of the Procedure
Skoog first described the modern surgical technique. Millard subsequently advocated a horizontal submental incision for lipectomy, excision of hypertrophic anterior platysmal bands, and wide subcutaneous cervical dissection.1,2 Owsley later supported a procedure where the platysma was elevated in conjunction with the superficial muscular aponeurotic system (SMAS).3
Etiology
Weakening of the retaining ligaments of the face contributes to age-related changes. In 1989, Furnas provided a description of these ligaments.4 These ligaments suspend the more superficial and mobile anatomical structures to the deeper and akinetic facial constituents.
Fasciocutaneous ligaments extend from the dermis to the facial fascia, and osseocutaneous ligaments extend from the dermis to the periosteum.
Other reported causes of skin sagging and drooping over the facial skeleton include loss of bone, loss of skin elasticity, and atrophy of facial fat.
Indications
Platysmaplasty is used to reverse the effects of aging, sun exposure, and smoking on the cervical region.
Relevant Anatomy
Fewer pilosebaceous units populate the integument of this region compared with other facial regions. If laser resurfacing is considered, the presence of fewer pilosebaceous units can increase the risk of pronounced scarring, increase healing time, and increase pigmentary changes. For information on laser resurfacing techniques, see eMedicine articles Skin Resurfacing, Laser: Carbon Dioxide and Skin Resurfacing, Laser: Erbium YAG.
Adipose tissue is segregated into subcutaneous and subplatysmal. Increased amounts of subcutaneous fat can be observed with weight gain, aging, and lipodystrophies. Subplatysmal fat is far more vascular and fibrous than subcutaneous fat and is visualized after incising the platysma muscle. This difference results in reduced efficacy of liposuction of subplatysmal fat.
Originating from the pectoralis major muscle fascia, the platysma is a layer of muscle that has multiple insertions. Moving anterior to posterior, the muscle is anchored to the mentum and the inferior mandibular border and meets the orbicularis oris laterally and then the depressor anguli oris. Platysmal meshing with the depressor anguli oris contributes to the superficial muscular aponeurotic system (SMAS), highlighting its importance when attempting to reverse facial aging.
Ventral rami of cervical nerves II-IV provide the tactile sense of the anterior neck. Tracking along the posterior surface of the sternocleidomastoid muscle, these sensory nerves approach the anterior neck.
The lesser occipital nerve moves posteriorly to innervate the posterior upper otic surface and retroauricular scalp; the greater auricular nerve innervates the auricle and mandibular angle. The latter is 6-6.5 mm inferior to the external auditory canal while coursing over the sternocleidomastoid muscle. The anterior triangle of the neck receives the transverse cervical nerve for sensory innervation of the region within the boundaries of the sternum and mandible. This nerve branches out over the anterior surface of the sternocleidomastoid muscle and is found within the deep cervical fascia.
The external and the anterior jugular veins are deep to the platysma. They provide vascular conduits to the facial, retromandibular, and posterior auricular veins.
The submandibular glands are lateral to the anterior belly of the digastric muscles.
Contraindications
This procedure is contraindicated in patients who are not medically stable or those who cannot tolerate anesthetic agents.
Patients who do not have realistic expectations of surgical outcomes should undergo preoperative counseling or should not undergo the operation.
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References
Millard DR, Pigott RW, Hedo A. Submandibular lipectomy. Plast Reconstr Surg. Jun 1968;41(6):513-22. [Medline].
Millard DR Jr, Garst WP, Beck RL, Thompson ID. Submennta and submancibular lipectomy in conjunction with a face lift, in the male or female. Plast Reconstr Surg. Apr 1972;49(4):385-91. [Medline].
Owsley JQ Jr. SMAS-platysma facelift. A bidirectional cervicofacial rhytidectomy. Clin Plast Surg. Jul 1983;10(3):429-40. [Medline].
Furnas DW. The retaining ligaments of the cheek. Plast Reconstr Surg. Jan 1989;83(1):11-6. [Medline].
Toft K, Keller GS, Blackwell KE. Submentoplasty. An anatomical approach. Facial Plast Surg Clin N America. May 2000;8(2):183-92. [Medline].
Brissett AE, Hilger PA. Male face-lift. Facial Plast Surg Clin North Am. Aug 2005;13(3):451-8. [Medline].
Watson D. Submentoplasty. Facial Plast Surg Clin N Am. 2005;13:459-467.
Bitner JB, Friedman O, Farrior RT, Cook TA. Direct submentoplasty for neck rejuvenation. Arch Facial Plast Surg. May-Jun 2007;9(3):194-200. [Medline].
Labbe D, Franco RG, Nicolas J. Platysma suspension and platysmaplasty during neck lift: anatomical study and analysis of 30 cases. Plast Reconstr Surg. May 2006;117(6):2001-7; discussion 2008-10. [Medline].
Fuente del Campo A. Midline platysma muscular overlap for neck restoration. Plast Reconstr Surg. Oct 1998;102(5):1710-4; discussion 1715. [Medline].
Gentile RD. Purse-string platysmaplasty: the third dimension for neck contouring. Facial Plast Surg. Nov 2005;21(4):296-303. [Medline].
Gryskiewicz JM. Submental suction-assisted lipectomy without platysmaplasty: pushing the (skin) envelope to avoid a face lift for unsuitable candidates. Plast Reconstr Surg. Oct 2003;112(5):1393-405; discussion 1406-7. [Medline].
Cohen AJ, Mercandetti M, Chang EW. Rhytidectomy, Subperiosteal Facelift. eMedicine from WebMD [serial online]. Updated October 13, 2008;Available at http://emedicine.medscape.com/article/841787-overview.
Giampapa V, Bitzos I, Ramirez O, Granick M. Suture suspension platysmaplasty for neck rejuvenation revisited: technical fine points for improving outcomes. Aesthetic Plast Surg. Sep-Oct 2005;29(5):341-50; discussion 351-2. [Medline].
Knize DM. Limited incision submental lipectomy and platysmaplasty. Plast Reconstr Surg. Apr 1 2004;113(4):1275-8. [Medline].
Mercandetti M, Cohen AJ. Facelift, SMAS Plication. eMedicine from WebMD [serial online]. Updated April 30, 2008;Available at http://emedicine.medscape.com/article/1294486-overview.
Mercandetti M, Mirante JP. Aesthetic facial surgery. In: Krause JH, Mirante JP, Christmas DA, Donley S, eds. Office-Based Surgery in Otolaryngology. Philadelphia, Pa: WB Saunders; 1999:143-55.
Noone RB. Suture suspension malarplasty with SMAS plication and modified SMASectomy: a simplified approach to midface lifting. Plast Reconstr Surg. Mar 2006;117(3):792-803. [Medline].
Owsley JQ Jr. Platysma-facial rhytidectomy: a preliminary report. Plast Reconstr Surg. Dec 1977;60(6):843-50. [Medline].
Ruiz-Esparza J. Near [corrected] painless, nonablative, immediate skin contraction induced by low-fluence irradiation with new infrared device: a report of 25 patients. Dermatol Surg. May 2006;32(5):601-10. [Medline].
Tonnard PL, Verpaele A, Gaia S. Optimising results from minimal access cranial suspension lifting (MACS-lift). Aesthetic Plast Surg. Jul-Aug 2005;29(4):213-20; discussion 221. [Medline].
Further Reading
Keywords
facelift, platysmaplasty, rhytidectomy, facial rejuvenation, facial plastic surgery, cosmetic surgery, aesthetic surgery, submental ptosis, submentoplasty, cervicofacial rejuvenation, sagging neck, turkey neck, submentoplasty, facelift with platysmaplasty, face lift, face-lift with platysmaplasty, face-lift, aging changes, wrinkles, wrinkling, facial surgery, senescence, submental ptosis, cervicofacial surgery, age-related facial changes
Overview: Facelift, Platysmaplasty