Novel shadowless lamp used in operating room

The utility model provides a novel shadowless lamp used in an operating room. The novel shadowless lamp used in the operating room comprises a base and a lamp holder, wherein a pipe body is arranged on the base, a lifting device is arranged in the pipe body and comprises a bevel gear pair, a lead screw and a sleeve, an output shaft of a driven wheel of the bevel gear pair is connected with a plate body arranged in the pipe body in a rotary mode, the bottom end of the lead screw is connected with the output shaft of the driven wheel, a driving wheel of the bevel gear pair is connected with a rocker, internal threads are arranged on the inner wall of the sleeve, threads of the lead screw are connected with the internal threads of the sleeve in a matched mode, a strip-shaped protrusion is arranged on the outer wall of the sleeve, a lifting groove is formed in the inner wall of the pipe body in the vertical direction, the strip-shaped protrusion is connected with the lifting groove in a matched mode, a cross rod is connected to the top end of the sleeve, and the cross rod is connected with the lamp holder. According to the novel shadowless lamp used in the operating room, the height can be adjusted conveniently, and using is covnneient.