What is the main clinical use of a spoon excavator?

The spoon excavator is specifically designed to remove soft carious dentin from a cavity preparation. This instrument has a curved, cup-shaped working end that allows for effective cleaning of the cavity by excavating decayed tooth structure. It is particularly useful in gaining access to deeper areas of decay, ensuring that all compromised tissue is removed to promote a healthy environment for future restorative materials. By effectively removing soft carious dentin, the spoon excavator helps in preventing the spread of decay and prepares the tooth for necessary treatments, such as fillings.

While other tools might be used to smooth dental surfaces, shape preparations, or assess tooth mobility, these functions are not the primary purpose of the spoon excavator. Its unique design and functionality focus on the removal of decay, making it an essential instrument in caries management during restorative procedures.