Chovala cha opaleshoni chomwe chimatayika chimagwira mbali ziwiri zoteteza panthawiyi. Choyamba, chovala chovalachi chimakhazikitsa chotchinga pakati pa wodwalayo ndi ogwira ntchito zachipatala, kuchepetsa mwayi woti azachipatala azilumikizana ndi magazi a wodwalayo kapena madzi ena amthupi ndi zina zomwe zingayambitse matenda nthawi ya opareshoni; Chachiwiri, chovala chovala cha opaleshoni chitha kutseka kukhudzika kwa khungu kapena zomatira pakhungu la wogwira ntchito kuchipatala kapena zovala Zosiyanasiyana mabakiteriya omwe ali pamwambapa amaperekedwa kwa odwala omwe akuchita opaleshoniyo, kupewa kupewa kulowetsedwa kwa mabakiteriya ambiri osagwirizana ndi mankhwala monga methicillin zosagwira Staphylococcus aureus (MRSA) ndi vancomycin osagwira enterococci (VRE).

Chovala cha opaleshoni chomwe chimachotsedwa chimapangidwa ndi nsalu zopangidwa ndi SMS zopanda nsalu, zomwe zimagwiritsa ntchito bwino nsalu zopangidwa ndi nsalu zopanda nsalu komanso nsalu zosaluka zosungunuka: kulimba kwamphamvu kwambiri komanso kukana kwamphamvu, kusefera kwambiri komanso kutchinga, komanso ma antibacterial apamwamba mlingo, Kukanika kwa cinoni ndi kukana kwa asidi ndi soda; kuthamanga kwamphamvu kwamadzi komanso kupuma.

Zovala zotayidwa zotayidwa zimagwiritsidwa ntchito pakuchita opareshoni ndi chithandizo kwa odwala; kuyang'anira kupewa miliri m'malo opezeka anthu ambiri; kuperewera kwa tizilombo toyambitsa matenda; Itha kugwiritsidwanso ntchito kwambiri pazankhondo, zamankhwala, zamankhwala, kuteteza zachilengedwe, zoyendera, kupewa miliri ndi magawo ena.