instrument sterilization

instrument sterilization

use of processes and protocols to render reusable instruments sterile; see sterilization; Table 1
Table 1: Preoperative clinical preparation
Preparation areaAction
Patient's feetIMS, or
0.5% chlorhexidine in
70% isopropyl alcohol, or
7.5% w/w povidone iodine in IMS
1. Thorough spray of solution on all aspects of both feet, swabbed off vigorously with gauze
2. Thorough spray of solution on all aspects of both feet, and left in situ to evaporate to dry for 5 minutes
ClinicianHandwashThorough handwash of all aspects of both hands using soap or chlorhexidine hand scrub or 7.5% w/w povidone-iodine and running water, for a minimum of 1 minute; dry with paper towel
Protective clothingClean short-sleeved overall or scrub suit
Fresh plastic apron and disposable gloves for each patient
Facemask and eye protection as necessary
Cover all cuts or abrasions with Band-Aid or similar
Reusable instrumentsWash off any gross contamination under running water; dry
Process instruments through benchtop dish washer
Process instruments through autoclave, and wrap for storage
Autoclaved instruments should be reprocessed even if unused 3 hours after being removed from autoclave, unless they were vacuum-autoclaved in sealed pouches
Static equipmentDamp dust all equipment surfaces, moving from high to low, at start of each clinical session
Alcohol-wipe all clinical surfaces between patients
Sweep or vacuum floor between patients
Wash floor thoroughly at least once a day
Clinical waste disposalContractual arrangement with waste disposal agency for removal and incineration of yellow bags and sharpsClean any spilt biological fluids with hypochlorite solution
Clinical waste into yellow bags
Sharps disposed into tamper-proof containers
Maintain waste disposal records
OthersClinician should use alcohol hand rub during the treatment period when control of infection (hands) protocol might have been compromised (e.g. after handling clinical notes or the telephone)
Maintain a log of autoclave use and cleaning programmes
Annual autoclave calibration check and certification
Regular update of clinician personal vaccination programme

IMS, industrial methylated spirit.

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