Tooth filling refers to the method of repairing tooth defects with artificial substances. The substance used for repair is called filling material. Any tooth tissue defect caused by dental caries, wedge defect, trauma, etc. It needs to be repaired to restore its shape and function.

Making porcelain teeth means that when the lesion has spread to the pulp or even caused periapical diseases, root canal treatment is performed first, then an inner crown is made on the treated root, which is a transparent supporting skeleton made of all ceramics, and then a layer of porcelain powder similar to the color of natural teeth is baked on its outer crown surface, and finally it is bonded to the teeth.

Dental implant refers to a method of repairing missing teeth by supporting and clamping the upper dental prosthesis on the basis of implanting the lower structure of bone tissue. Man-made materials (such as metals, ceramics, etc.) ) is used to make implants (generally similar to the shape of root), implant tissues (usually maxilla and mandible) by surgical methods and obtain firm retention support from bone tissues, and the upper dentures are connected and supported by special devices and methods.