Cervical vertebrae tractor

The utility model discloses a cervical vertebra retractor. The lower part of a chair is transversely provided with a roller, one end is coaxially fixed with a ratchet, the shaft end of the roller is also fixed with a handwheel, the middle part of a control rod can rotate up and down and be supported on a chair frame, one end can be inserted into the tooth space of the ratchet, and the other end extends to the front part of the chair. The middle part of a support point and the middle part of an inserted ratchet tooth is provided with a tension spring connected with the chair frame. One end of a traction rope is wound on the roller, the other end can be hung upward and forward to the upper part of a chair surface along a support frame, and the tail end is connected with a head traction sleeve. A patient sits in the chair and does not need others' help. The self traction to cervical vertebrae is realized by treadling the control rod or manually shaking the handwheel, and the utility model is used conveniently.