Three people have been arrested, and two police officers have been taken to hospital during an arrest at Doonside, NSW Police say.
About 6.15pm on Friday 7 December 2018, officers from Cumberland Police Area Command attended Helios Crescent to investigate a report of a stolen vehicle.
Two male police officers and a female student police officer attended the home where they spoke with a 16-year-old boy.
Two other men approached the officers and a brawl ensued during which one officer sustained a dislocated shoulder and lacerations to his head after being struck with an iron pole.
The second officer has a suspected fractured thumb and lacerations to his legs.
Additional officers from Blacktown Police Area Command were called and the three males, aged 55, 23 and 16 were all arrested, before being taken to Blacktown Police Station. The 23-year-old man was later taken to Blacktown Hospital for treatment to minor injuries.
The two injured officers were treated at the scene by Ambulance paramedics and taken to Westmead Hospital in stable conditions.
The female student police officer was not injured during the altercation.
Detectives from Blacktown Police Area Command are investigating the circumstances surrounding the incident.
Anyone with information about the incident is urged to come forward and contact police.
Anyone with information about this incident is urged to contact Crime Stoppers.