The primary aim of a root canal treatment is to treat the infected root canals of a person’s tooth. A tooth may have one, two, or more root canals depending upon the tooth to be treated. Another factor to consider is that each person’s root canal structure is different from the other. Although root canal treatment is being practiced successfully for many years, the various root canal structures in different people till date does not stop giving surprises to the dentist. Among the several variations in root canal morphologies, the C-shaped root canal is one of the most important. Due to its distinct structure, C-shaped root canals are challenging to treat. Due to this, the failure rate is slightly higher. Sometimes deep penetration is required to get proper access to the canal. Copious amounts of disinfectants also should be used to get the maximum disinfection in the inaccessible areas of the canal. And due to its irregular canal morphology, a special filling material called ...