Overdentures are best used for which type of teeth?

Overdentures are specifically designed to be placed over remaining natural teeth or roots, which provide some support and stability for the prosthesis. In the context of dentition, canines and premolars are generally preferred because they are often more favorable for this treatment due to their location and structural integrity.

Canines, in particular, have long roots that offer good retention and support, while premolars can also provide adequate anchoring for the overdenture. Utilizing these types of teeth allows for improved functionality and aesthetics of the overdenture, as they can help maintain the alignment of the dental arch and offer better chewing performance.

On the other hand, using incisors or molars alone may not provide the same level of effectiveness for an overdenture. Incisors have shorter roots which might not support a removable prosthesis adequately. Molars, while having strong roots, may not be ideal as they do not generally provide the same arc of support required for an overdenture's stability, especially if there are significant occlusal forces involved. Therefore, the selection of canines and premolars as the preferred teeth for overdentures is based on their anatomical advantages and functional benefits.