It comes after an incident in Parsonage Street on Tuesday.
A 42-year-old man was taken to Royal Stoke University Hospital to be treated for stab wounds to the chest and head.
His condition is now described as sedated and stable after extensive surgery.
Police say the offender was described as wearing dark clothing and following the attack he ran onto the High Street, and then turned left towards Sandyford.
An investigation is underway and any witnesses or anyone with any information is asked to call Staffordshire Police on 101 quoting incident 0016 of 4 December.
Alternatively contact the independent charity Crimestoppers anonymously via 0800 555 111