1) Central upper incisor, where the fractured post can be clearly seen within the root canal after removal of debris and cement using the ultrasonic chisel.
2) Radiographic aspect of the same tooth
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| 1) Central upper incisor, where the fractured post can be clearly seen within the root canal after removal of debris and cement using the ultrasonic chisel. |
2) Radiographic aspect of the same tooth |
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| 3) Ultrasonically powered chisel being used to fragment and wash away cement. |
4) The Masseran trepan is advanced along the cement interface. |
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| 5) Ultrasonic vibration being applied to the post via the Masseran trepan and ultrasonic chisel. |
6) Radiograph of the tooth after post removal. |
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| 7) The removed fragment. |
