e236 Opening the DOOR in Orthopaedics: DAIR versus 2-stage Revision for Periprosthetic Joint Infection Using a Desirability of Outcome Ranking (DOOR) in a Prospective Multicentre Study

e237 Title:Eradication of Biofilm Related Infection Using AC Generated Electromagnetic Force at Very Low-Low Frequency and MIC Doses of Antibiotics in a CBE Flow Reactor ♢

e238 Long-Term Results of Two-stage Exchange for PJI Following TKA: Low Rates of Failure in 463 Knees at 10 years

e239 Intraoperative Direct Sonication Improves the Time to Positivity of Culture in Patients with PJI

e240 Retained cement in orthopedic surgical trays: should we worry about infection risk? An investigation of autoclave efficacy against contaminated surgical materials