A combined flexible and rigid endoscope comprises a guide tube portion, a steering handle for controlling the bending of the guiding tube and a pipe connector (8). The guide tube portion comprises an outer tube (1) and an inner tube (2). The outer tube (1) is nested outside the inner tube (2). The steering handle comprises a handle sheath (3) and a handle cover (4), and the handle sheath (3) is nested outside the handle cover (4). An axial guide rail (6) and a slider (7) are provided between the handle sheath (3) and the handle cover (4). The guide rail (6) and the slider (7) are fixed on the handle sheath (3) or the handle cover (4) respectively. The outer tube (1) is fixedly connected with the handle sheath (3). The inner tube (2) passes through a through hole in the handle sheath (3), is connected with one interface of the pipe connector (8) and secured to the interface. The pipe connector (8) is located in the handle cover (4) and fixedly connected with the handle cover (4). The other interfaces of the pipe connector (8) are connected with each port hole on the handle cover (4) respectively.
