In 1882, Trendelenburg invented an apparatus that sterilized surgical materials and instruments with a dry steam. Bergmon E. and Shimelbils K. evented a sterilizer for boiling the instruments. Furthermore, they invented a sterilizer of clothes and dressings, by creating a metallic drum, this perfected an autoclave. The sterilization process is very important in preventing contamination from an instrument. However, the use of sterile barriers is also very important in preventing a Surgical Site Infection. This includes; caps, gowns, mask, sterile gown, sterile gloves and sterile drapes for all procedures. The sterile drapes create a sterile field on the patient. Also, the passing on items must be opened and transferred while maintaining sterility, which should be constantly monitored. In addition, the sterile item is considered sterile only after it has been processed. The edge of any sterile drape, wrapper, or covering is considered nonsterile. Moving on to the sterile liquids in bottles with an edge may be delivered directly from the