root canal restoration

root ca·nal res·to·ra·tion

a gutta-percha, silver, or plastic cone that has been carried into a root canal, either alone or in conjunction with a cement, paste, or solvent, for the purpose of obturating the canal space.

root ca·nal res·tor·a·tion

(rūt kă-nal restŏr-āshŭn)
Gutta-percha, silver, or plastic cone that has been carried into a root canal, either alone or in conjunction with a cement, paste, or solvent, to obturate canal space.