That's not how bike paramedics work. From your link: > They are able to reach patients quickly and start to give life-saving treatment while an ambulance is on

That's not how bike paramedics work. From your link: > They are able to reach patients quickly and start to give life-saving treatment while an ambulance is on the way. You still need an ambulance, because that person is going to need to go to hospital in nearly all cases except the most trivial "fell over while drunk" cases, and backies are impractical for the average person in need of a paramedic.