Bent mobile phone with planted optical fibers

The utility model discloses an implant fiber bending handpiece, which belongs to the field of dental equipment and comprises a handpiece body, a handle arranged at the lower end of the handpiece body, a handpiece head arranged at the upper end of the handpiece body, and a connecting block fixedly connected to the lower end of the handpiece head. The handle and the machine head of the bending machine for planting the optical fiber are installed and fixed through threaded connection of the connecting block and the connecting groove, and meanwhile, the position of the connecting block is limited through transverse installation of a screw, so that the phenomenon that threads between the connecting block and the connecting groove are loosened due to vibration of the machine head is prevented; the handpiece body is provided with the groove, the connection stability of the handle and the handpiece is guaranteed, the screw is located in the groove and does not protrude out of the handle to affect the use of a dentist