55_1mp4 -

Post preparation (often called "post space preparation") is the clinical step of removing a portion of the root canal filling to create room for a dental post, which subsequently supports a core and crown.

Post preparation techniques and their effect on the apical seal - PubMed 55_1mp4

: To provide retention for a core buildup in teeth with insufficient remaining structure while maintaining the integrity of the apical seal. Key Measurements : Post preparation (often called "post space preparation") is

: This specific method involves instrumenting the canal to a size 40/.04, fitting corresponding fiber posts, and using bioceramic sealers to ensure a seamless bond between the post and the root. Leave at least of gutta-percha at the apex

Leave at least of gutta-percha at the apex to ensure an adequate seal.

The diameter of the post should not exceed of the root diameter to prevent fractures.