Blood lancet device for the removal of blood for diagnostic purposes

摘要

Blood lancet device for the removal of blood for diagnostic purposes with a housing (10), a in the housing (10) movable lancet holder (12) for the exchangeable mounting of a lancet (3) and a lancet drive (15) for driving of the puncturing movement of the lancet holder (12) with the held in the lancet (3). The housing (10) has at its in the needle-penetration direction (7) front end (21) a cap (20), which is removable, in order to achieve a lancet (3) in the case of the closure cap (20) is covered by the lancet holder (12) or to a used lancet (3) to be removed from this. Dollars a the lancet (3) and the housing cap (20), in the placement of the housing cap (20) by means of a matched to one another, coupling elements (34, 35) having a coupling mechanism (28) coupled to one another in such a way that, during the removal of the housing cap (20) at the same time the lancet (3) from the lancet holder (12) is pulled out.