dental wedge

den·tal wedge

a double inclined plane used for separating the teeth, maintaining the separation once obtained, or holding a matrix in place.

den·tal wedge

(dentăl wej)
Double inclined plane used to separate teeth, maintain separation obtained, or hold matrix in place.
References in periodicals archive ?
Summary: Ishida EuropeEoACAOs smallest multihead weigher is enabling Swiss dental supplies specialist Polydentia SA to accurately weigh and pack dental wedges faster than previous manual weighing had permitted.
For large production runs of its dental wedges, the company selected the Ishida CCW-R-214W-S/005-SS, the smallest multihead weigher in the world.