Importance

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Abstract

A single-use lancet device comprises a main body having a shooting hole and a fixing end, a first elastic member inserted in the main body, a wing plate catching member disposed in the main body while being caught by the fixing end and having a plurality of catching protrusions formed at the front end thereof, an actuating member disposed at the rear of the wing plate catching member such that a lancet is fixed to the front end of the actuating member, the actuating member having a wing plate and a stopping protrusion, the diameters of which are gradually decreased from the rear ends to the front ends of the wing plate and the stopping protrusion, the wing plate being caught by the catching protrusions, a second elastic member disposed at the rear of the actuating member, and a push member disposed at the rear part of the main body for applying pressure to the actuating member through the second elastic member when a user pushes the push member forward.

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First Claim