Distraction osteogenesis: little evidence available of effectiveness in maxillary hypoplasia in cleft lip and palate patients

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This review only found 1 study reported in 5 articles at high risk of bias that compared distraction osteogenesis to conventional orthognathic surgery for the treatment of maxillary hypoplasia in cleft lip and palate patients. More high quality trials are needed.

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Orthognathic surgery: antibiotic prophylaxis reduced surgical site infection

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This new Cochrane review identified 11 RCTs and suggests that for those undergoing orthognathic surgery, long term antibiotic prophylaxis decreased the risk of surgical site infection compared with short-term regimens.

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Some evidence to suggest that bioresorbable plates may be effective for orthognathic surgery

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Internal fixation for orthognathic surgery is commonly performed using titanium plates and screws although in recent years there has been an increase in the use of bioresorbable fixation systems.  However there are concerns about the stability of fixation. The aim of this review was to include all publicly available literature on the skeletal stability of [read the full story…]

New Cochrane Protocols February 2013

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There are three new protocols on the February issue of the Cochrane Library The first protocol Carrasco-Labra A, Brignardello-Petersen R, Yanine N, Araya I, Rada G, Chadwick RG. Professionally-applied chemically-induced whitening of teeth in adults (Protocol). Cochrane Database of Systematic Reviews 2013, Issue 2. Art. No.: CD010379. DOI: 10.1002/14651858.CD010379.  aims to assess the effects of [read the full story…]

Review shows that tranexamic acid reduced blood loss in orthognathic surgery

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Significant blood loss can occur during orthognathic surgery and there are risks associated with blood transfusion so minimizing blood loss during surgery is important.  A large number of trials and reviews have shown that the antifibrinolytic agent tranexamic acid ( a synthetic amino acid lysine analog )  can effectively reduce bleeding in a number of [read the full story…]

What motivates patients to seek orthognathic treatment?

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Satisfaction with orthognathic treatment for dentofacial deformity is generally high. However, an important minority of patients are dissatisfied with the outcome, often despite technically good results.  The aims of this study were to qualitatively explore and analyse the full range of impacts of dentofacial deformity, and to understand patients’ motivations for seeking orthognathic treatment. The [read the full story…]

Surgical advancement of the maxilla in cleft lip and palate patients appears to show a moderate relapse rate in the horizontal plane and a high relapse rate in the vertical plane

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More than 25% of patients with cleft lip and palate (CLP) develop hyperplasia of the maxilla that requires surgical correction. This surgery is usual occurs in the final phase of their CLP treatment and is typically a Le Fort I osteotomy. The aim of this review was to assess the long term stability of this [read the full story…]

Insufficient trial evidence that any surgical treatment for prominent lower front teeth is better or worse than another

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Prominent  lower front teeth can  be associated with a large or prominent lower jaw and/or a small or retrusive upper jaw . The reasons why this occurs are not well understood.  Treatments to correct this range from orthodontic to surgical.  The aim of this Cochrane  review was to evaluate different treatments of Angle Class III [read the full story…]

Tranexamic acid is effective in controlling blood loss in orthognathic surgery

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Conservation of blood is important in all forms of surgery and approximately 30% of patietns undergoing bimaxillary osteotomies require a transfusion. The aim of this trial was to assess the effect of tranexamic acid on blood loss, quality of surgical field and duration of surgery compared to the effect of nitroglycerin induced moderate hypotension alone [read the full story…]

Four types of orthognathic patient; metamorphosizers, pragmatists, shedders, and evolvers

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Abnormalities of the jaws and dentition that may constitute a hazard to the maintenance of oral health, and interfere with general well-being of the individual by adversely affecting dentofacial aesthetics, mandibular function, or speech can be defined as dentofacial deformities.  Treatment ( orthognathic ) usually involves combination of orthodontic and surgical treatment.  Satisfaction rates are [read the full story…]