Some of the things I am taking into consideration are weight, obviously and ease of use when putting it in or out of the car.
You have probably thought of this already but have you looked into the mechanism that allows a stretcher, complete with patient, to be pushed into an ambulance without holding any weight ?
Graham,,,I don't think he means to carry on demonstrating that long, dedication to duty is one thing but being wheeled in on a stretcher???
Andy