#14 Missed Anatomy
Products: ProTaper retreatment, Pathfiles and ProTaper Next
Tooth #14 diagnosed with Previously Treated and symptomatic apical periodontitis. Patient with no relevant medical history. No Known Drug Allergies. ASA I. Anaesthesia with 68mg 4% articaine with 0.017mg 1:100,000 epinephrine buccal and palatal infiltration. Single tooth dental dam isolation. Previous composite restoration and decay removed. Access performed with round high speed bur and refined with ultrasonic tips. Three previously treated canal orifices identified, non treated MB2 located. Manual glide path with 8k-10k on MB2. ProTaper retreatment used to removed previous filling material from MB, DB and P canals. Patency achieved in all 4 canals. WL determination with EAL. Path files 13-16-19 in MB2 to WL. MB1, MB2 canals shaped with ProTaper Next to a X2 file to WL. DB and Palatal canals shaped with ProTaper Next to a X3 file to WL. Canals irrigated with 5.25% Sodium hypochlorite and 17% EDTA. Obturation with gutta percha and AH plus sealer on a warm vertical condensation technique. Intra-coronal sealing over canal oririces with GIC. PTFE and IRM placed as temporary filling. Post operative instructions given to the patient.
Name: Diogo Guerreiro
University: University of Michigan