无菌技术临本 PPT课件.ppt

Concept Aseptic technique Is used to prevent microorganisms from invading the human body. Is used to prevent sterile articles and sterile fields from being contaminated during medical procedure and nursing interventions. Aseptic supply refers to the articles which have been sterilized physically or chemically. Non-aseptic supply refers to the articles which have not been sterilized or these aseptic articles which were been contaminated. Aseptic field is a sterilized field which has not been contaminated. Non-aseptic field is a non-sterilized field or a field sterilized but contaminated again. Principle of Aseptic Technique无菌技术操作原则 1.The surroundings should be clean 30 minutes before the aseptic procedures, stop cleaning the surroundings and minimize moving to prevent dust from floating. (2) Disinfect the surroundings with ultraviolet radiation every day. (3) The field where the aseptic technique is operated should be clean, roomy and dry. 2. Doctor and nurse should put on uniform Put on cap and mask, trim fingernails and wash hands before aseptic procedures, don aseptic gloves if it is necessary. 3. Maintenance of aseptic supply (1)Place aseptic articles and non-aseptic articles separately. (2)Keep aseptic articles in sterile containers or sterile packages. (3)Once taken out of the container or package, aseptic article can not be put back even having never been used. (4)There is a label (with the name and sterile date) on the container or package.Expiration date is 7 days. If it comes to the expiry date or the package is wet, re-sterilize it. 4.Applying aseptic technique correctly (1)Keep away from the aseptic field (about 20-30cm) during procedures. (2)Use sterile transfer forceps or tissue forceps to take sterile item. (3)Keep hands,arms and sterile item above the waist level. (4)Do not touch sterile item or field with non-sterile item, hand or forearm. (5)Do not reach across sterile field. (6)Non-sterile item or potential