Orthognathic surgery); also known as corrective jaw surgery or simply jaw surgery, is surgery designed to correct conditions of the jaw and face related to. Faculty of Dental Medicine Al-Azhar UniversityOrthognathic surgery is the Bilateral sagittal split osteotomy (BSSO) has a wide range of. Mandibular osteotomies in Orthognathic Surgery Mandibular Recently good stability after BSSO is also shown by polylactate bone plates and.

Author: Vudomi Kazrazuru
Country: Jordan
Language: English (Spanish)
Genre: Politics
Published (Last): 7 July 2014
Pages: 464
PDF File Size: 5.4 Mb
ePub File Size: 20.48 Mb
ISBN: 164-1-85478-507-7
Downloads: 81663
Price: Free* [*Free Regsitration Required]
Uploader: Shaktigar

With a periosteal elevator, the periosteum is elevated, exposing the external oblique ridge up to the coronoid notch. In some instances, the change in jaw structure will cause the cheeks to become depressed and shallow.

As the two fragments are split and this is noted, the inferior border should be recut. The most common of the LeFort procedures, this procedure corrects problems such as a “gummy” smile, long face or overbite by repositioning the upper jaw. All dentofacial osteotomies are performed under general anesthesiacausing total unconsciousness.

The Cochrane Database of Systematic Reviews. At this time, a chisel designed for the nasal septum is utilized to detach the maxilla from the cranial base.

The bilateral sagittal split osteotomy is an indispensable tool in the correction of dentofacial abnormalities. The first decade of mandibular distraction: Int J Pediatr Otorhinolaryngol. J Plast Reconstr Aesthet Surg. Workup Standardized photos are required not only for documentation and photometric analysis, but for evaluation of outcomes as suryery.


Orthognathic surgery

Ow A, Cheung L K. Before proceeding, you should seek a second opinion from an appropriately qualified health practitioner. Please review our privacy policy. Prior to surgery, surgeons should take x-rays of the patient’s jaw to determine the deformityand to make a plan of procedures.

BSSO | Lower Jaw Surgery ┬╗ Profilo┬░ Surgical

The numbness may be either temporary, or more rarely, permanent. Although it depends on the reason for surgery, working with a speech and language therapist in advance can help minimize potential relapse.

Many patients opt for a genioplasty following certain other surgeries. A small elevator is placed along the medial aspect of the ramus and is utilized to retract and protect the pedicle.

Depending on each surgeon’s training and preference, this cut can be made xurgery the reciprocating saw or with a fissure bur. This procedure is intended for patients with an upper jaw deformity, or with an open bite.

Complications of orthognathic surgery: Plates srgery screws are then applied to allow bone to grow and heal naturally. Depending on their cosmetic needs, many patients benefit from chin implants.

This procedure is used to correct mandible retrusion and mandibular prognathism over and under bite. The incision is continued through submucosa, muscle, and periosteum with electrocautery. All articles with unsourced statements Articles with unsourced statements from August Patients also may not drive or operate vehicles surgry large machinery during the consumption of painkillers, which are typically taken for six to eight days after the surgery, depending on the pain experienced.

This article has been cited by other articles in PMC. Diagnostic value of clinical and electrophysiologic tests in the follow-up”. Once the teeth are aligned, the patient is ready for the BSSO. Rigid internal fixation was introduced in by Spiessel to promote healing, restore early function, and decrease relapse. The surgery usually results in a noticeable change in the patient’s face; a psychological assessment is occasionally required to assess patient’s need for surgery and its predicted effect on the patient.


This surgery is usually performed with the use of general anaesthetic and a nasal tube for intubation.

Orthognathic Surgery

A potentially significant long-term outcome of orthognathic surgery is impaired maxillary growth, due to scar tissue formation. The cut is made through the cortical bone and into the cancellous bone, and then the saw is turned and the cut continued anteriorly down the external oblique ridge sufgery the level of the second molar. During suryery surgery, the upper jaw, as well as some of the facial bone, is repositioned. The maxilla can be adjusted using a ” Lefort I ” level osteotomy most common.

Once the osteotomy is complete, check that each segment is free of the other and that the condylar head is still bszo to the proximal segment. Your 3D Surgical Simulation is then used to produce customised surgical plating.