1
: a fracture of the maxilla and associated bones of the midface region:
a
or LeFort I
: a horizontal fracture of the maxilla above the apices of the teeth
b
or LeFort II
: a pyramid-shaped fracture of the maxilla in which the lines of fracture meet at an apex near the bridge of the nose
c
or LeFort III
: a fracture of the maxilla and one or more facial bones so that complete separation from the skull occurs
2
: an operation for reconstruction of the midface that involves moving the maxilla and associated bones forward:
a
or LeFort I
: one in which the teeth-bearing part of the maxilla is repositioned
b
or LeFort II
: one in which the maxilla and adjacent nasal bones are repositioned
c
or LeFort III
: one in which the maxilla, nasal bones, and both zygomatic bones are repositioned
Dictionary Entries Near LeFort
Cite this Entry
“LeFort.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/LeFort. Accessed 29 Nov. 2024.
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