Fitting all-porcelain teeth in the treatment process is generally not painful, post-operative anesthetic failure may have a slight pain. In the installation of all-ceramic teeth, usually need to prepare teeth, teeth preparation period usually need to grind the teeth evenly, so that out of the denture is better, but generally will be local anesthesia, so the patient will not feel toothache; and in the installation of porcelain teeth, that is, during the operation, will be anesthetized beforehand, to be anesthetized to take effect after the commencement of the operation patients will not feel any pain. If the root canal treatment of the abutment tooth in the preparation of the tooth is not painful. However, after the anesthesia has worn off at the end of the procedure, there may be a slight pain, but it is within the range that the human body can tolerate. If the patient himself is sensitive to pain, he can take or inject painkillers under the guidance of the doctor to do relief.