Personal emergency oxygen systems are readily available. Maybe every airline pilot should carry one in their flight bag.
http://www.avweb.com/news/aeromed/182584-1.htmlOne little snag is that oxygen is treated as hazardous cargo. Not sure if that would comply with the regulations.
Quote:oxygen is classified as a Class 2 Hazardous Material, and federal hazmat regulations prohibit the shipment of filled oxygen cylinders by air -- even if they're tiny palm-sized 18-liter cylinders.