Activation when a sonic instrument is unavailable

Hello Doctor, is there a method you could recommend for activation if a sonic instrument is not available?

Translated version of the Turkish original

Activation can be performed with gutta-percha.

Author of the original answer: Doç. Dr. İsmail Davut Çapar

Medical review of the Turkish original:

Turkish answer published on this website:

Translation published:

The review date refers to the Turkish original; it does not indicate a separate medical review of the translation.