Which matrix system is commonly used in dental practice?

The Tofflemire matrix system is widely used in dental practice, particularly for establishing a temporary wall during restorative procedures when working on posterior teeth. This system typically consists of a matrix band and a retainer that holds the band securely in place around the tooth. It allows for proper contouring and shaping of dental materials, such as amalgam or composite, ensuring that the restoration conforms to the desired tooth anatomy.

The Tofflemire method is beneficial because it can accommodate different tooth sizes, making it versatile for various restorative needs. It helps to create a tight seal at the margins of the restoration, which minimizes the risk of leakage and secondary decay. The design of the retainer allows for easy adjustments, ensuring that the band fits snugly around the tooth.

In contrast, other matrix systems, while useful, may not have the same level of acceptance or versatility in routine dental practice. For example, transparent matrices are often used for anterior restorations but may not provide the same stability as the Tofflemire for posterior restorations. Single-use matrices are convenient but may lack the durability and adaptability of the traditional Tofflemire. The Siqveland system is a different design that has specific applications but isn't as commonly used as the Toff