What is one advantage of an AutoMatrix over a universal matrix?
A)Available in various sizes
B)No retainer to hold the band in place
C)Does not require use of a wedge
D)Requires no tightening of the band

Question

Quizplus · Accepted Answer

The AutoMatrix system does not require a retainer to hold the band in place.
The universal system also is available in various sizes of retainers and bands.
Both the universal and AutoMatrix systems require the use of a wedge.
The AutoMatrix system uses a wrench to tighten the band.

What Is One Advantage of an AutoMatrix Over a Universal