Patent ID: 6712824
Filing Date: 2004-03-30
Classification: A61B

Abstract:
An apparatus for positioning the cutting angle of a bone cutting guide comprising:first fastening means to fasten said positioning apparatus to a bone such that all of said apparatus and cutting guide fastening means can rotate relative to the fastening axis; second fastening means to fasten said positioning apparatus at a second fastening location onto said bone, different from the first fastening location, such that said apparatus is fixed in a required position within said rotation relative to said first fastening axis; first adjusting means for adjusting the orientation of the cutting angle in rotation relative to a second axis perpendicular to said first fastening axis, wherein said orientation is known as the antero posterior slope; and second adjusting means to adjust the height of said cutting guide relative to said positioning apparatus along the third axis perpendicular to said first fastening axis and to said second axis.