Abstract
gmail.comABSTRACT Backgroundand objectives.Cross infection among prosthodontologist and dental lab technicians is very important issue, especially after several studies found that transmission of infection to dental lab technicians is mainly by contaminated impressions or by improper handling of clinical items after arrival at the Dental laboratory. Dental impressions can be cross-contaminated by patient’s saliva and blood, which then cross-infect the dental casts poured from the impressions.The present study was carried out to evaluate the knowledge and the practice of infection control of dental impressions among dental technicians in Tripoli, Libya