Retrieval of a separated file using Masserann technique: a case report.

The separated instrument particularly a broken file leads to metallic obstruction, in the root canal and blocks thorough cleaning and shaping procedure. When attempts of bypassing such a fragment go in vain, it should be retrieved by mechanical devices. Masserann Kit is one such device for orthograde removal of intracanal metallic obstructions. This clinical case demonstrates usage of Masserann technique in successful retrieval of a separated file which was tightly binding in the apical 3rd root canal dentin of maxillary left lateral incisor.