Courtney Lawes is still suffering symptoms of his head injury five weeks after the incident left the England captain struggling to be fit for the autumn campaign.
Lawes has not played since receiving the bang on September 24 against Leicester Tigers.
Saints boss Phil Dowson insists: “He went to see a specialist this week and he will keep going through the process until he feels better. It’s day by day with him. He’s biking, lifting weights and running. He still gets symptoms and we cannot move beyond that point until he is okay.”
Frustrated Bristol boss Pat Lam admitted his side gave t...