Arsene Wenger's side are currently facing an uphill task in the Premier League title race and are currently 11 points adrift of leaders Leicester with a game in hand.
"Given the way we play, Santi is the perfect player for us because he loves receiving the ball, he brings our centre-backs into the game and really helps us to bring the ball out.
"He's probably one of the most technically-gifted players we have in the team and obviously he brings a lot to the side.
"Everybody really likes him and we're aware that his way of playing and the amount of assists and goals he pitches in with are very important for us."
We use your sign-up to provide content in ways you've consented to and to improve our understanding of you. This may include adverts from us and 3rd parties based on our understanding. You can unsubscribe at any time. Read our Privacy Policy