A 63-year-old was airlifted to hospital after he suffered a heart attack at a petrol station near the M1 in Northamptonshire.
The incident happened on Thursday last week and details have been released by Warwickshire and Northamptonshire Air Ambulance.
The air medics were called out just after 5pm after reports the man had collapsed and gone into cardia arrest.
A spokesman said: “With the assistance of East Midlands Ambulance Service, the patient was given advanced life support at the scene. The crew took control of the patient’s breathing. He was then immobilised before being flown to University Hospitals Coventry & Warwickshire for further treatment.
“The patient’s current condition is unknown,” he added.