Patent ID: 7335876

Claim:
A scanning system ( 1 ) for carrying out a 3D scan of a tooth model, comprising an imaging device ( 9 ) and a positioning system ( 2 , 3 ), wherein the positioning system ( 2 , 3 ) comprises a sliding panel ( 3 ) with the possibility of being positioned relatively to said imaging device, to which a tooth model to be scanned can be attached, and a base plate ( 2 ) which is stationary with reference to the imaging device, wherein said sliding panel ( 3 ) includes first locking means ( 4 . 1 , 4 . 2 , 4 . 3 ) and the base plate is in the form of a locking panel ( 2 ), wherein the locking panel comprises second locking means ( 5 . 1 , 5 . 2 , 5 . 3 , 6 . 1 , 6 . 2 , 6 . 3 ) which interact with the first locking means ( 4 . 1 , 4 . 2 , 4 . 3 ) such that the sliding panel ( 3 ) can assume one of several specified positions relative to the locking panel ( 2 ) and locks in a selected position.