Provided is a surgical instrument which can provide a field of view over a surgical site by sucking blood from a bleeding site during surgery on body tissue of a patient and monitoring a dark and deep surgical site, which an operator cannot see with his or her naked eye, with a small camera. The surgical instrument has substantially the same shape as a pair of scissors and includes a first body, a second body having a shape symmetrical to that of the first body, a hinge to which the first and second bodies cross and are rotatably coupled, and a photographing unit provided in the hinge to photograph a surgical site between front ends of the first and second bodies. The photographing unit may include a camera mounted in the hinge such that lens of the camera can be exposed through the center of the front surface of the hinge and configured to transmit a photographed image data to a monitor.