You should expect your bridge to last approximately 8-15 years. The broad range depends on your oral hygiene practice and personal habits such as chewing ice, grinding teeth, nutrition etc. One of the most common reasons for a bridge replacement is due to cavities towards the middle of the bridge where floss must be threaded underneath to properly clean. A floss threader is a tool to help bring floss underneath a bridge. We can offer guidance on how to maximize the lifespan of your new investment.