Wearing a crown after killing the nerve of a tooth usually lasts about 10 to 20 years, but the exact time varies from person to person.
After killing the nerve teeth will lose the pulp of the nutrient supply and water, the tooth tissue will become brittle and lose elasticity, need to wear crowns to protect. Crowns have a hard texture and high abrasion resistance, but because the teeth need to chew food and withstand greater biting force, it will have a certain impact on the crown. If the maintenance is better, generally can last about 10 to 20 years, the specific time varies from person to person.
After killing the nerve to wear crowns may initially have mild discomfort, should be patient and gradually adapt to. Need to adjust the diet structure, avoid biting hard objects, pay attention to oral hygiene, develop the habit of brushing in the morning and evening, need to rinse your mouth in a timely manner after eating, and regular checkups in the hospital, dental cleaning, to avoid dental crowns and abutment of the joints of the collection of plaque, the formation of tartar.