Pedicle screw microscope

The invention discloses a pedicle screw microscope which comprises a work channel pipe, an endoscope used for shooting the front end of the work channel pipe, and a connecting device used for externally holding and fixing the work channel pipe, wherein a sleeve extends out of the front end of the connecting device; a socket extends out of the rear end of the connecting device; the sleeve is sleeved with the rear end of the work channel pipe; the endoscope is provided with a base, and a lens cone and a fixed column which extend towards the base in the same direction; the lens cone penetrates through the sleeve, is inserted into the work channel pipe along the inner wall of the work channel pipe, and extends to the front end of the work channel pipe; the fixed column is inserted into the socket; a long cleaving groove and a short cleaving groove are formed in a body of the work channel pipe; two ends of the long cleaving groove are connected with ports in two ends of the work channel pipe respectively; one end