FIELD: medicine.
SUBSTANCE: invention relates to medical equipment, namely to cannula, mainly with cannula-holder, in particular for device for blood sampling. Cannula contains rotary protective case for free end of cannula, closed on periphery with exception of inlet hole for cannula, provided between opposite to each other lateral walls and formed by at least one formed on lateral walls pair of petals, which are in funnel-like manner facing inwards to each other and form extendible funnel cut. Protective case consists of two concentrically inserted into each other parts. Internal part of case contains a pair of petals. External part of case, which surrounds internal part, is made in form of cartridge, less elastic relative to internal part.
EFFECT: increase of user's safety.
3 cl, 5 dwg
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