 Complete the following phrase:  In June 2009, Materazzi was handed a new deal by Inter until June 2012. He was used sparingly during the 200910 season, making 20 appearances in all competitions. In January 2010, he underwent arthroscopic surgery to repair damage to the medial meniscus in his right knee which kept him sidelined for one month. Materazzi was an injury-time substitute for Inter in the 