Table 1. Comparison of different applicability of sagittal split ramus osteotomy, intraoral vertical ramus osteotomy, and intraoral vertico-sagittal ramus osteotomy.

RF: Rigid fixation

Application	Sagittal split ramus osteotomy	Intraoral vertical ramus osteotomy	Intraoral vertico-sagittal ramus osteotomy
Suitable for mandibular advancement	YES	NO (difficult to achieve adequate bone contact)	YES
Temporal mandibular joint disorder	NO	YES (condylotomy effect)	YES (condylotomy effect)
Internal RF necessary	YES	UNABLE	NO
Large contact area necessary	YES	NO	YES
Condylar hyperplasia	NO	NO	YES