An update on endodontics: 2. File manufacture and obturation techniques.

In recent years manufacturers have responded to an increase in endodontic treatments by developing a number of new products. New techniques have also been introduced. In this two-part article the author critically reviews these developments. In Part 1 he looked at diagnosis of endodontic problems and at root canal preparation techniques. In Part 2 he now examines file designs together with techniques for root canal obturation.