Not infected root canal and root canal infection is not heavy, with a disinfectant after the pull cord to ease and power of drugs to stimulate the organization (such as OC, CP, etc.), sterile filling or root canal was closed for the drug once again root canal filling . General fractional infected root canal treatment.
The first: to make caries, open-top pulp chamber, pulp removal of necrotic tissue interior, with 3% hydrogen peroxide washing, drying, CP, or 2% iodine drops, gently insert the needle with a pull cord root canal 1 / 2 or 1 / 3 (not to apical), removal of dead pulp, then add the CP or 2% iodine cotton twist, nest hole and put a loose pulp dry cotton ball, the hole is not sealed referral 2-3 days .
It should be noted: Do not pulp is dead because of the pain and the patient can not make root canal expansion, root canal filling, this is very dangerous, because the root canal infection virulence big thing, as long as the introduction of a small part outside the apical foramen , periapical tissue irritation can occur with Pulp necrosis and root canal treatment acute apical periodontitis, severe cases can be formed alveolar abscess, mandibular osteomyelitis, or cellulitis, it should be very cautious, graded according to a course of proper disposal.