The invention discloses a medical dynamic stable implanting device of cervical vertebra intervertebral space for the orthopedics department. The device includes two supporting plates distributed on the upper position and the lower position, one side of the upper surface of the supporting plate on the lower position is provided with an air cylinder retractable base, the retractable end of the air cylinder retractable base is provided with a connecting plate, and the upper surface of the connecting plate is provided with two retractable spring rods the retractable ends of which are fixed to the lower surface of the supporting plate on the upper end; by using a threaded rod and an adjusting column, one side of each supporting plate can be fixed, and the adjustment between the two supporting plates can be achieved more conveniently; by means of a connecting ball, the supporting plates can be adjusted and move along with the joints of a patient; by using a fixing plate to fix the device body between cervical vertebrae of the patient, the fixation of the device body is more convenient. The medical dynamic stable implanting device of the cervical vertebra intervertebral space for the orthopedics department is simple in structure, convenient to operate, more convenient to implant and capable of not only being adjustable but moving along with the joints of the patient.