Orthognathic Surgeries

Question 1

what is included in the combined orthodontic and surgical treatment

Answer 1

tooth alignment, eliminate crowding, spaces and crossbite
alteration and co-ordination of arches
correction of incisors inclination
flattening of occlusal plane
surgical fixation
postsurgical orthodontic fine tuning

Question 2

what are the most common orthognathic surgery procedures

Answer 2

le fort 1
sagittal split mandibular osteotomy
genioplasty

Question 3

what is involved in le fort 1

Answer 3

disarticulating maxilla from base of skull and move to preplanned position
can move it superior, inferior and forward

Question 4

in le fort 1, what anatomical structure prevents you from moving the maxilla backwards

Answer 4

pterygoid plate

Question 5

what is involved with sagittal split mandibular osteotomy

Answer 5

separate ramus from body of mandible on a sagittal level and move in any direction you want

Question 6

what is involved in a genioplasty

Answer 6

cut inferior border of mandible anteriorly and move in any direction

Question 7

what do you need to explain to the patients about their malocclusion before surgery happens

Answer 7

braces worn pre-surgery will make your malocclusion worse because the teeth need to be moved