Endo ProTaper Files are a medical device that is used to clean out the inside of your teeth. It is a small, tube-like device that is inserted into your rectum and then passed through your teeth. The Endo ProTaper file is then used to remove any debris that may be present in your teeth. This device is very effective and can be used on a regular basis to keep your teeth clean and free of debris. Endo ProTaper file is a tool that is used by dentists to clean and shape the inside of a tooth. The process of using Endo ProTaper is called root canal therapy.