Root Canal Treatment: Single-Rooted Teeth Guide for Students
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19 cards
Question: What is the first step when beginning root canal treatment in a single-rooted (incisor) tooth?
Answer: Place a rubber dam (Kofferdam).
Question: Which instruments are used to initially enlarge the root canal?
Answer: Diamond bur and the smallest file (white 15).
Question: What tool is used to remove the pulp tissue?
Answer: Barbed broach (Barbet Broache).
Question: How do you establish and mark working length?
Answer: Use the smallest file (white 15), mark with a stopper, then take an X-ray to confirm working length and write down the measurement.
Question: Which lubricant and irrigants are used during filing?
Answer: Use EDTA lubricant gel for filing and irrigate with sodium hypochlorite (NaOCl) and EDTA; flush after every 1–2 file size increases.
Question: What should you do when you feel the file at the apex?
Answer: Change to the master file and continue flushing from time to time; recheck with the smallest file (white 15) as needed.
Question: What is the caution regarding the final irrigations before obturation?
Answer: The last flush should be EDTA (to remove smear layer) followed by saline.
Question: What is the recommended goal for the number of canals when possible?
Answer: Aim for a double or triple root canal if possible.
Question: What is the minimum recommended size for the master cone?
Answer: Minimum size 25 for the master gutta-percha cone.
Question: How do you dry the canal before obturation?
Answer: Use paper points to dry the canal.