Why is my denture loose???
Some Patients may have shrinkage of their jaw bone(s) after the denture was inserted and experience lack of seal. While bone resorption may play a role, in my experience there are a number of other possible causes. Uneven bite is at the top of my list. If a dentures occlusion is unbalanced, when a patient closes, their denture may loosen. Another common reason is that a patients muscle attachments are being impinged on. Muscle attachments are little bands of fibers that connect the cheeks, lips, and tongue to the jaws. Over and under extended dentures can also cause dentures to be more likely to come loose. Under extended dentures have less surface area to help develop the adhesion to help keep a denture in place. Over extended dentures tend get dislodged by patients facial muscle movement or opening and closing. A patient with a dry mouth may also find that their denture comes loose easily, since adequate saliva is needed for a denture to develop proper adhesion. De...