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Maxillofacial Plastic and Reconstructive Surgery
Fig. 2 | Maxillofacial Plastic and Reconstructive Surgery

Fig. 2

From: Botulinum toxin-A injection into the anterior belly of the digastric muscle for the prevention of post-operative open bite in class II malocclusions: a case report and literature review

Fig. 2

Lateral cephalograms before surgery (a), immediately after surgery (b), and 15 months after surgery (c). In this case, BTX-A injection into the anterior belly of the digastric muscle seemed to prevent post-operative open bite. The patient’s overbite was successfully maintained for 15 months post-operatively. The SNB angle and mandibular plane angle were also stable post-operatively

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