Here’s a news-style rewrite:

A man has been airlifted to hospital after suffering a serious arm injury in a grinder accident at Umina on Sunday.

NSW Ambulance paramedics responded to the incident and requested assistance from the Toll Rescue Helicopter.

The rescue helicopter landed at Col Gooley Oval, where the patient was treated before being transferred for urgent medical care.

The man was subsequently airlifted to Royal North Shore Hospital in a serious condition for specialist treatment.