Implant shredder and implant forming method

An implant shredder and an implant forming method are provided to solve the problem that the conventional cutlery and implant forming method are time-consuming and easy to cause errors. It comprises: a base with a first chamber and a second chamber connecting with each other, the first chamber has an entrance, and the second chamber has an exit; and a shredding part accommodated in the In the second chamber, the shredding part is driven to rotate by a driving member, and the shredding part has a plurality of blade, the blades are located on a circumference of the same radius and are rotated close to the part where connecting with the first chamber. The implant forming method includes the following steps: establishing a data of the shape of an implant; manufacturing a shaping mold according to the data; and forming the shape of the implant with the shaping mold.