Wasps No 8 Nathan Hughes will appear before a RFU disciplinary panel over his challenge on George North.
Manu Tuilagi should be handed a role in England's midfield with George Ford
and Jonathan Joseph, says Bryan Habana.
Northampton hope George North will not be sidelined for too long after suffering another head injury against Wasps on Friday.
A controversial red card for Nathan Hughes saw Northampton come from behind to beat Wasps 52-30 at Franklin's Gardens.
Rotherham head coach Lee Blackett is leaving the Championship club at the end of the season to join Wasps.
Scarlets have boosted their front-row options for next season with the signing of tighthead prop Will Taylor from Wasps.
Wasps have added New Zealand World Cup-winning scrum-half Piri Weepu to their European Rugby Champions Cup squad.
Gloucester have announced hooker Tom Lindsay will join the club from Wasps at the end of the season.
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