To resolve the problem of the point and direction of the fixation of Axis lateral arch screw, using navigator finds the safe trajectory.

针对枢椎侧方椎弓螺钉固定时确定进针点和进针方向困难的问题，通过导航仪寻找安全钉道。

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An evolution of ordinary direction services, the 3D capabilities of VZ Navigator VX are available in six cities at launch, including: Chicago, Detroit, Los Angeles, Kansas City, Mo.

ENGADGET: VZ Navigator Version X breaks cover, adds 'virtual city' maps, social features, and more