The emergency services were called out to Wembley on Friday (June 2) after an elderly male fell from a roof.
London Ambulance Service and London Air Ambulance attended Woodstock Road at 1.44pm.
The man was treated on the scene before being taken to a trauma centre.
The air ambulance was captured on video.
Keep up to date with the latest news in west London via the free getwestlondon app.
You can set up your app to see all the latest news and events from your area, plus receive push notifications for breaking news.