Silver point extended below canal orifice-endodontics, Biology

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Silver point extended below canal orifice:

- This discrepancy between the round silver wire and an irregularly shaped canal provides the clinician with an opportunity to use solvents and solvent-filled chamber.

- A size 10 or 15 SS file slide laterally alongside the SP to break up cements and  to undermine and loosen the silver point for removal.

- In underprepared canals, chelators are better than solvents by allowing the instrument to slip and slide and work laterally to the silver point.

-Then used file size 30,35 or 40

-The "Hedstrom displacement technique powerfully due to positive rake angle bites, engages and establishes a strong purchase on any metallurgically soft silver point.


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