Ambulance cot and loading and unloading system

An ambulance and an ambulance cot loading and unloading system for loading a cot into said ambulance, said ambulance having a deck and a cargo opening, said ambulance and said ambulance cot loading and unloading system comprising:

• a base mounted to said deck;
• a track mounted for movement along said base from a retracted position to an extended position along said base;
• and
• a trolley mounted for movement along said track from a retracted position to an extended position along said track, said trolley having an arm, said arm having a length and being extended outwardly from said cargo opening when said track and said trolley are both in their extended positions wherein said arm is extended sufficiently from said base and said ambulance for fully extending its length under the cot when positioned adjacent said opening and for providing cantilevered support to the cot while in said extended position.