Police and ambulances including the air ambulance attended the incident.
Officers attended a house in Lawley at about 2pm and a 26-year-old man from Glendale was arrested on suspicion of assault.
Alex Gale for West Mercia Police said: "He received medical attention for injuries received while resisting arrest and was taken to hospital by ambulance while remaining in police custody.
"The air ambulance was requested but wasn’t required."
A witness reported seeing the air ambulance leave without a patient on board.