Intraoperative fluoroscopy laser positioner

The invention provides an intraoperative fluoroscopy laser positioner, which comprises a fixing belt, two laser emitters shaped like a Chinese character 'yi' and a power supply system; the fixing beltsleeves an X-ray receiving screen of an mobile fluoroscopy machine and comprises a non-elastic belt, an elastic belt and a pair of connecting pieces, the three parts are connected with each other, the closing of the fixing belt is achieved through the connection of the two connecting pieces, and the total length of the fixing belt is slightly smaller than the circumference of the X-ray receivingscreen of the mobile fluoroscopy machine; the two laser emitters are arranged on the fixing belt, and the distance between the two laser emitters is 1/4 of the circumference of the X-ray receiving screen of the mobile fluoroscopy machine, so that a laser cross point is positioned at the central point of an X-ray emitting bulb tube of the mobile fluoroscopy machine; and the power supply system is connected with the laser em