Back to Basics: Mind the Wedge
Why mind the wedge?
What do I expect a wedge to do for me?
Well, mainly, posterior direct second class restorations. Those need special recipes. We have to mix good materials, protocols our skills and experience, and sometimes our fantasy; even if we follow the protocols, every second class is different from all the others we have done in the past, and the ones we will do in the future.
I would like to focus our attention on one of the most important points of the chain, the wedge, and try to answer the former question: what do I expect a wedge to do for me?
1) To create space by properly separating teeth to compensate for the space between the teeth that the dam and the matrix are going to make me lose.
2) To allow the cervical fit of the matrix: this one is a real challenge because we don’t want the wedge to change the matrix shape.
CHOOSING AND USING THE RIGHT WEDGE
Choosing the proper wedge size
How to insert the wedge
Try in of the wedge
But what should a wedge do?
Both standing in the way of the wedge, ot it leaning on the margin represents a problem for the future contact point, both for the margin adaptation of the composite and oral hygiene managment in that area.
We need to control the operating field. We want to protect adhesion procedures from saliva, blood and breath.
The wedge is a fundamental step to achieve a good second class restoration
Unfortunately it is often put in an automatic way without taking advantage of the real help it can provide.
Dedicate a few seconds to find the best wedge and the best way to use it to really make the difference between a success and a Success.
It is part of the steps that are needed to get an interproximal wall; it is made from many single easy points to follow; it is the only case in which many points do not make a line but a point… a contact point .