Table 2.
Questionnaire 3- evaluation of apex locator-integrated engine-driven instrumentation usage
| Frequency | % | |
|---|---|---|
| In which cases do you prefer to use an apex locator-integrated engine-driven instrumentation more often? ( ~) | ||
| Multi-rooted teeth | 15 | 11.5 |
| Narrow/calcified canals | 12 | 9.2 |
| Wide canals | 12 | 9.2 |
| I use it routinely in every case | 106 | 80.9 |
| Retreatment cases | 13 | 9.9 |
| Single-rooted teeth | 10 | 7.6 |
| Do you perform passive measurements before instrumentation to determine the working length, in addition to using an apex locator-integrated engine-driven endomotor? | ||
| Yes | 99 | 75.6 |
| No | 32 | 24.4 |
| Do you experience any discrepancies when performing the main cone gutta-percha fit on teeth instrumented with an apex locator-integrated engine-driven endomotor? | ||
| Gutta-percha is extruding apically | 13 | 9.9 |
| Gutta-percha is short | 24 | 18.3 |
| The gutta-percha cones fit properly | 94 | 71.8 |
| How do you monitor the working length during apex locator-integrated engine-driven instrumentation? | ||
| I listen to the device’s sound | 29 | 22.1 |
| I follow the device’s indicator | 79 | 60.3 |
| I follow the reference point of the rotary file | 23 | 17.6 |
| Do you find the indicator of the integrated device matching the reference point that you set according to the initial working length measurement during preparation? | ||
| Yes | 114 | 87 |
| No | 17 | 13 |
| Have you observed any change in postoperative pain in your patients when using an apex locator-integrated engine-driven instrumentation? | ||
| Yes, postoperative pain has increased | 1 | 0.8 |
| Yes, postoperative pain has decreased | 41 | 31.3 |
| No, I haven’t noticed any difference | 89 | 67.9 |
| Have you observed any change in postoperative flare-ups in your patients when using an apex locator-integrated engine-driven instrumentation? | ||
| Yes, postoperative flare-up has increased | 1 | 0.8 |
| Yes, postoperative flare-up has decreased | 32 | 24.4 |
| No, I haven’t noticed any difference | 98 | 74.8 |
| Which kinematics do you prefer for the apex locator-integrated engine-driven mode? | ||
| Reciprocation- Rotation | 58 | 44.3 |
| Reciprocation | 19 | 14.5 |
| Rotation | 54 | 41.2 |
| Rate the difficulty of monitoring working length for rotation kinematics when preparing in integrated mode. (0-very easy, 5-very difficult) | Figure 2 | |
| Rate the difficulty of monitoring working length for reciprocation kinematics when preparing in integrated mode. (0-very easy, 5-very difficult) | ||
~ Multiple answers