I had a septoplasty for a deviated septum a couple of years ago... unpleasant recovery but for me this basically opened up my breathing at night and made OSA's almost a non-issue. looking in the rearview mirror glad I had it done. The ENT I saw actually referred me to a plastic surgeon who did septo...

Second the advise to get a SleepHQ.com account to really see what is going on under the hood of your machine (so much not displayed on your machine. You get more functionality if you upgrade above the free account to a $175/yr. paid account. I think worth it... There are youtube videos from Sleep HQ...

There is an Aircurve 11 ASV that is their newer platform of machines. The outside looks a lot like my Airsense 11 CPAP/APAP machine that I have had for several years. Aircurve 11 ASV is rated up to 9,870' elevation if you travel to Colorado or other high elevations. The Aircurve 10 ASV that you ment...