Surgical knife for removal of tumor

The utility model discloses a surgical knife for the removal of a tumor. The surgical knife comprises a blade and a handle arranged at the rear end of the blade, wherein the included angle between the blade and the handle is 75 to 90 degrees, the rear end of the handle is connected with a clamping plate and is fixedly connected with the rear end of the clamping plate, the front end of the clamping plate extends forward to the position of the blade, and the included angle between the handle and the clamping plate is 15 to 30 degrees. The surgical knife provided by the utility model has the outstanding advantages as follows: the structure is simple, the use is convenient, when in use, the surgical knife for the removal of a tumor is put into the position of the tumor to be cut, the front end of the clamping plate and the blade are placed on the two sides of the root of the tumor, after a force is applied to the handle and the rear end of the clamping plate, the tumor is removed, then the handle and the rear end