FIELD: medical equipment.
SUBSTANCE: invention relates to cannulas. A cannula provided with a piercing needle comprises: a cannula configured to be inserted into the eyeball and applicable in ophthalmic operations; a polymer cap having a slot opened into the cannula; and a piercing needle attached to the cannula, characterized in that the piercing needle consists of a main portion of the needle on the side of the front end, a support part on the side of the support end, and a slot-through part passing through the slot in a state in which the main part of the needle and the support part are connected by means of a slot-passage part, and the cross-sectional area of the slot-passage part is a flat rectangle and is smaller than the cross-sectional area of the thickest part of the main part of the needle.
EFFECT: disclosed is cannula provided with piercing needle.
1 cl, 6 dwg
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