The canals were prepared manually with small K-files and ProTaper SX, S1 and S2 rotary instruments under constant irrigation with sodium hypochlorite. A radiograph taken indicated a presence of a fourth root canal mesially to the three other canals.
The canals were prepared manually with small K-files and ProTaper SX, S1 and S2 rotary instruments under constant irrigation with sodium hypochlorite. A radiograph taken indicated a presence of a fourth root canal mesially to the three other canals.