The Middlesborough flanker will now miss the next three weeks after his club doctor diagnosed concussion. Davies apologised to him before the players left the field.
The West back row will now face an RFU disciplinary hearing in two weeks time.
His place in this weeks team to take on Liverpool St Helen's in the Intermediate Cup will be taken by Carl Miller with Aaron Myers returning in the back row.
There will be changes in the backs with Martin Todd unavailable and Phil Wallis injured.