Prevention and management of fractured instruments in endodontic treatment

Figure 5 A modified 18-gauge needle and cyanoacrylate glue were used to retrieve a separated nickel-titanium instrument from the mesiolingual canal of a mandibular first molar. A: Radiograph showing separated instrument; Radiograph showing dentine surrounding the coronalend of the separated fragment removed with GG drill; B: An 18-guage needle, modified by cutting with a carborundum disc from the tip to transform it into a microtube; C: Separated instrument fragment removed adhered to the microtube; D: Radiograph confirming instrument removal; Working length reconfirmed; Post-obturation radiograph; E: Two-year follow up radiograph.