Upper Second molar with long Root canals and a very limited mouth opening Case 
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in such cases we are struggling to get a fine preparation without altering canal anatomy or make a ledge , broken files also are our greatest nightmares in such cases .
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with the help of such flexible file TC files (Videya) and modified access cavity mesially i managed to finish my preparation safely and efficiently and obturation with CLC technique on a single visit .
to be continued ………
