luckily , Professor Angus Wallace was on the plane too. He is a top British doctor . He thought she might die in a few minutes . so he had to save her by emergency procedure. First, he gave Paula an injection,so she did not feel pain ,then he cut a hole into her chest.Another doctor help this open with his fingers.Paula was still awake during the operation . Professor Wallace used a wire clothes hangers to push in a plastic tube,so an air bubble could come out and Paula could breathe easily again.The clothes hanger had been put in brandy to kill bacteria . Paula was saved.She felt so well that soon she was eating breakfast it was very fortunate for her that there were two doctors on the plane.