Common errors
- Under-extended access that hides two of three canals
- Shaping one canal and moving on
- Inadequate irrigation of each independent lumen
- Obturation crowding at the orifice
4K-CNT-T3
Three completely independent canal pathways to the apex. Each must be individually negotiated, shaped, and obturated — the ultimate multi-canal discipline exercise.
Three independent canals from one orifice to three apices is the discipline exercise — it forces perfect access, perfect patency, and perfect obturation sequencing.
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