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A partial is a dental prosthetic (artificial tooth or teeth) that can be removed from the mouth somewhat like an orthodontic retainer. A bridge, on the other hand, is a dental prosthetic that's permanently anchored inside the mouth. Partials are sometimes referred to as RPDs (removable partial dentures). They're often selected as an inexpensive option over a bridge or dental implant for replacing lost teeth. Most partials work in a similar way: Artificial teeth are placed on a molded base to which metal clasps are added.
Partial dentures are used on patients who just have some missing teeth on either jaw. Types of Partial Dentures. There are two types of partial dentures: fixed and removable. The health of the teeth surrounding the gap is one of the factors that determine what type of partial denture is prescribed for you. A fixed partial denture is also called a dental implant bridge.