Close
  Indian J Med Microbiol
 

Figure 2: (a) Apical third unprepared section depicting no crack (Group 1: negative control). (b) Apical third section prepared with hand file depicting no crack (Group 2: positive control). (c) Apical third section prepared with ProTaper Universal file depicting crack (Group 3). (d) Apical third section prepared with ProTaper Gold file depicting incomplete crack (Group 4). (e) Apical third section prepared with Hyflex electric discharge machining file depicting no crack (Group 5)

Figure 2: (a) Apical third unprepared section depicting no crack (Group 1: negative control). (b) Apical third section prepared with hand file depicting no crack (Group 2: positive control). (c) Apical third section prepared with ProTaper Universal file depicting crack (Group 3). (d) Apical third section prepared with ProTaper Gold file depicting incomplete crack (Group 4). (e) Apical third section prepared with Hyflex electric discharge machining file depicting no crack (Group 5)