Calcaneus sustentaculum talus screw guider

The utility model discloses a calcaneus sustentaculum talus screw guider, and relates to the technical field of screw guiders. The device comprises an arc-shaped sleeve with one end open, an arc-shaped inner plate is slidably installed in the open end of the arc-shaped sleeve, a sliding opening communicated with the interior of the arc-shaped sleeve is formed in the upper surface of the arc-shaped sleeve in the radian direction, and a fastening screw button penetrating through the sliding opening is installed on the upper side of the end, located in the arc-shaped sleeve, of the arc-shaped inner plate in a threaded mode. When in use, the U-shaped plate formed by the arc-shaped sleeve and the arc-shaped inner plate can be sleeved at the root bone of a patient, and then the corresponding angle of the U-shaped plate can be gradually adjusted by sliding the arc-shaped inner plate, so that the guide pipe is positioned at the part where a screw needs to be driven; then the abutting rod is rotated to make the abutti