The sealing cotton that kills the nerves of the teeth is usually taken off at the next follow-up appointment, which is usually 1-2 weeks.
1. The nerve sealing cotton is mainly used to sterilize the cavity and root canal during root canal treatment. Generally non-infected root canals can be filled directly after preparation. As for infected root canals, after mechanical preparation and chemical rinsing, the microorganisms, necrotic pulp tissues and infected materials in the inner wall of the root canals are still difficult to clean up, and it is necessary to completely remove the infection in the root canals through root canal disinfection.
2. Sealing cotton can be used mainly, and will usually be taken off at the next follow-up appointment, usually for 1-2 weeks. However, depending on the oozing of the root canal infection, whether to fill or replace the sealing cotton.
Specific advice to consult a specialized doctor.