The point of the wedge is to discourage your airway from being blocked. Fwiw, it was recommended to me by my sleep doctor until I was able to complete the proce

The point of the wedge is to discourage your airway from being blocked. Fwiw, it was recommended to me by my sleep doctor until I was able to complete the process of sleep test and receive/fitted for machine and mask. If you don't have insurance which would cover all of that you should consider it.