Patent ID: 6972020
Filing Date: 2005-12-06
Classification: A61B

Abstract:
1. A device for performing multi-directional internal distraction osteogenesis subsequent to a Lefort osteotomy, comprising: an upper plate unit configured to be secured to a portion of a patient's skull above the osteotomy; a lower plate unit configured to be secured to the patient's upper jaw or teeth at a location below the osteotomy; and an adjustment unit connecting said upper and lower plate units together and determining the position of said lower plate unit relative to said upper plate unit, wherein said adjustment unit is adapted to be located internally, and substantially within the patient's oral cavity, when said plate units are secured above and below the osteotomy, and said adjustment unit is operative to effect relative movement between said upper and lower plate units along a linear path, and pivotal movement between said upper and lower plate units, wherein said adjustment unit is operative to effect the relative movement along the linear path independently of the pivotal movement.