Root Canals: When and How They Fix Infected Teeth


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When is a Root Canal Needed?

A root canal is typically recommended when the pulp, the innermost layer of the tooth containing nerves, blood vessels, and connective tissue, becomes infected or inflamed. This can occur due to severe tooth decay, deep cavities, dental trauma, or repeated dental procedures on the same tooth.


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Signs You Might Need a Root Canal

  • Severe Toothache: Persistent or throbbing pain in the tooth, especially when biting or applying pressure.
  • Sensitivity to Hot or Cold: Increased sensitivity to hot or cold temperatures, even after the source has been removed.
  • Swelling or Tenderness: Swelling, tenderness, or a pimple-like bump on the gums near the affected tooth.
  • Discoloration: Darkening or discoloration of the tooth, indicating damage to the pulp.

How is a Root Canal Performed?

1. Diagnosis and Examination

The dentist will first examine the tooth and take X-rays to assess the extent of the infection and determine if a root canal is necessary.

2. Anesthesia

Local anesthesia is administered to numb the affected tooth and surrounding area, ensuring the patient remains comfortable throughout the procedure.

3. Access to the Pulp

The dentist creates an opening in the crown of the tooth to access the pulp chamber and root canals.

4. Removal of Infected Tissue

Using specialized instruments, the dentist removes the infected or damaged pulp tissue from the pulp chamber and root canals.

5. Cleaning and Shaping

The root canals are thoroughly cleaned, disinfected, and shaped to remove any remaining bacteria and prevent future infection.

6. Filling the Canals

Once cleaned, the root canals are filled with a biocompatible material called gutta-percha to seal them and prevent recontamination.

7. Restoration

The opening created in the tooth’s crown is sealed with a temporary or permanent filling, and in some cases, a dental crown may be placed to restore strength and functionality to the tooth.

Aftercare and Recovery

  • Pain Management: Over-the-counter pain relievers can help manage any discomfort following the procedure.
  • Good Oral Hygiene: Maintain proper oral hygiene by brushing, flossing, and rinsing with an antiseptic mouthwash regularly.
  • Follow-Up Visits: Attend scheduled follow-up visits with your dentist to ensure proper healing and monitor the tooth’s condition.

Conclusion

Root canals are a highly effective treatment for infected or damaged teeth, allowing patients to preserve their natural teeth and avoid extraction. By understanding the signs that indicate the need for a root canal and the steps involved in the procedure, individuals can approach dental care with confidence and maintain optimal oral health.