Biomechanical evaluation of C1-C2 pedicle screw fixation of atlantoaxial joint

English Keywords:Atlantoaxial joint,Pedicle,Internal fixation,Biomechanics,

English Abstract:

  Objective:To evaluate the biomechanical stability of C1-C2 pedicle screw fixation technique for atlantoaxial instability.Method:Six atlantoaxial complex fresh specimens,according to a random sequence,each was fixed using C1-C2 pedicle screw fixation techn