Fig. 1From: Laparoscopic surgery produced less surgical smoke and contamination comparing with open surgery: the pilot study in fresh cadaveric experiment in COVID-19 pandemicThe subjects of this study (laparoscopic cholecystectomy—open cholecystectomy). OC open cholecystectomy without evacuator use, OCE open cholecystectomy with evacuator use, LC laparoscopic cholecystectomy without evacuator use, LCE laparoscopic cholecystectomy with evacuator useBack to article page