Police received a report of a man located injured in Geelong on 5 August.
The man was located with a wound to his back on Latrobe Terrace about 11.10am.
He was taken to Geelong Hospital with non-life-threatening injuries.
Police are investigating to determine the circumstances surrounding how the man was injured.
Any witnesses or anyone with information is urged to contact Crime Stoppers on 1800 333 000 or anonymously at www.crimestoppersvic.com.au