Figure 2.

(a) The instrument had hooked itself into the canal because of tunneling of the canal. (b) Separated file fragment at the middle third of the canal. (c) Instrument bypassed the separated file fragment. (d) Retrieval of separated file fragment. (e) Biodentine was used to obturate complete root canal system. (f) A 2-year follow-up establishes initiation of periapical healing. (g) A 5-year follow-up establishes significant periapical healing. (h) A photograph after prosthetic rehabilitation