GDC Tofflemire Universal Matrix Retainer (MRTU)

The Universal (Tofflemire) matrix system is used in Class II restorations. The primary function of the matrix is to restore anatomic proximal contours and contact areas.This Universal Retainer is also referred to as a Tofflemire Retainer. This is for the posterior and is the system most commonly used when creating a temporary wall for a restorative material that is being placed and the contact point of the neighboring tooth.