During a monobloc
osteotomy, the forehead and the entire mid-face (upper jaw, cheekbones and
nose) are brought forward. Any necessary bone grafts and the realigned bones
are held in place with screws.
Also Known As:
Conditions Treated with a Monobloc Osteotomy:
A monobloc
osteotomy may be performed in cases of Pfeiffer syndrome, a premature fusion of
the sutures of the skull.
There are no
comparable non-surgical alternatives to a monobloc osteotomy. Surgical
alternatives to the procedure include halo-distraction Le Fort III osteotomy
and Le Fort III osteotomy.
Anesthesia with a Monobloc Osteotomy:
A monobloc
osteotomy is performed under general anesthesia, which means that the patient
is asleep and completely unaware during the procedure.
Potential Complications from a Monobloc
Osteotomy:
Possible risks
following a monobloc osteotomy include infection, bleeding, swelling, bruising,
soreness, nerve damage, jaw relapse and a negative reaction to the anesthesia.
It is also possible for a blood transfusion to be required.