FIELD: medicine. SUBSTANCE: skin puncturing device has casing and needle. Casing has disposable plastic tip with cylinder, and needle with puncturing member is inserted into cylinder. Needle adjoins to tip cylinder internal wall through projections made in the form of side ribs, rings or whiskers arranged on needle side wall. Width of projections L=D+0.1-2 mm, where L is width of projection, D is internal diameter of tip cylinder. Tip is adapted to be put on puncturing device. Tip cylinder internal wall has partitions facilitating retaining and centering of needle inside cylinder. Skin puncturing device is used for analytical blood sampling. EFFECT: simplified construction, convenient use and enhanced reliability in use. 3 cl, 5 dwg
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