Omni-Matrix:

Omni-Matrix is a quick, easy-to-use, disposable retainer and matrix. Simply adjust the band’s circumference by twisting the conical handle. Its patented, articulated head swivels, fitting comfortably into any quadrant of the mouth. Once the restoration is complete, the Omni-Matrix band is easily released, leaving restorative material intact. The stainless steel matrix band is thin, adaptive, and burnishable, and the wingless design allows wedges to be placed with ease.?

Omni-Matrix is a single-use matrix band and retainer. Its internal mechanism is connected to a conical handle for adapting the band circumference to the tooth circumference. The patented, articulated head swivels, fitting comfortably into any quadrant of the mouth. No need for manual band adjustment: Omni-Matrix is always ready for use. When the restoration is complete, Omni-Matrix is easily released without damaging the restoration.