The utility model relates to the technical field of neck auxiliary positioning, in particular to a neck auxiliary positioning support for the tumor
radiotherapy department, which comprises a bottom plate, a support column, a
bed plate, a first screw rod, a first motor, a fixing
assembly, a bidirectional adjusting screw rod, a second motor, a second connecting block, a connecting rod and a second arc-shaped positioning block. A first screw rod is arranged on the bottom surface of the
bed board; a first motor is arranged at the top of the
bed board; a bidirectional adjusting screw rod is arranged on the inner side of the fixing
assembly; a second motor is arranged on one side of the fixing
assembly; a connecting rod is arranged on one side of the second connecting block, and a second arc-shaped positioning block is arranged at one end of the connecting rod; by adjusting the clamping distance, the neck of the patient is fixed according to the actual
body type condition of the patient, the use flexibility of the support is improved, it is effectively guaranteed that the
neck position of the patient is fixed, and the practical value of the support is enhanced.