Table 1

The average gain of the grafting procedures in different areas.
Type of Surgery
 Lefort 1 one-step procedure (IOSP)
 Lefort 1 two-step procedure (ITSP)
 Sinus lift
 Onlay grafting
Bone Area
 Molar
 Canine
 Molar
 Canine







Bone Quantity
 Height
 Thick ness
 Height
 Thick ness
 Height
 Thick ness
 Height
 Thick ness
 Height
 Thick ness
 Height
 Thick ness
Before Surgery (mm)
 3
 4
 6
 3
 4
 2.5
 5
 2.5
 3
 3
 4
 2
After Surgery (mm)
 15
 10
 12
 11
 14
 13.5
 12
 10.5
 9.5
 10
 10
 7

This table give the bone increment in different areas.

Ferri et al. Head & Face Medicine 2008 4:31   doi:10.1186/1746-160X-4-31