Also, are you still using the autopap machine, but just have it set to a constant pressure or did you switch
machines? Many
machines you can see treatment data
in the window and find out if it is resolving your apneas/hypopneas, or the supplier can read the data. That would seem to be an important piece of the puzzle, to ascertain that the pressure is doing what it is supposed to do. Collecting a couple weeks of data could pinpoint problems.
About surgery...