Hand disinfection
Hygienic hand disinfection prevents the transmission of pathogens from one patient to another. You avoid the entry of pathogens into wounds or onto medical equipment.
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Yes. The Robert Koch Institute recommends low-germ swabs for blood sampling. Therefore, they do not have to be sterile.
References:
KRINKO (2011) Anforderungen an die Hygiene bei Punktionen und Injektionen.
Bundesgesundheitsbl 54:1135-1144.