Medical nephrology department puncture needle head fixing device

The utility model discloses a medical nephrology department puncture needle head fixing device which comprises a first rod body, a second rod body is fixedly connected to the bottom of the first rod body, a first cylinder is fixedly connected to the front end face of a first gear, a through groove is machined in the top of the inner wall of the first cylinder, and a second cylinder is arranged onthe inner wall of the first cylinder in a clearance fit mode. A sliding sleeve is fixedly connected to the top of the second barrel, and the outer wall of the sliding sleeve is connected with the inner wall of the through groove in a sliding mode. Through cooperation of the first barrel, the second barrel and the screw rod, the puncture needle head fixing device for the medical nephrology department can drive the puncture needle head to conduct angle adjustment, and the situation that a medical worker cannot stably conduct angle adjustment on the puncture needle head is avoided; according to the medical nephrology dep