OBJECTIVE To investigate the clinical efficacy of vacuum sealing drainage(VSD)technology combined with intra-articular lavage in the treatment of infections after patella fracture surgery.METHODS Totally 42 cases of patella fracture patients with postoperative infections,who were hospitalized from Apr 2006 to Oct 2012,were enrolled in the study,including 25 cases of superficial infections and 17 cases of deep infections,then the surgical debridement was performed for the clearance of necrotic tissues or in...