Safety blood lancet

Abstract

The utility model relates to medical technology field, concretely relates to a safe blood taking needle, including blood taking needle seat, protection pipe body and positioning sliding assembly, the first take -out sliding slot is seted up in the top of protection pipe body outer surface, the inside slide of first take -out sliding slot is installed with the drive seat for blood taking needle seat, the inside bottom surface of protection pipe body is seted up with sliding long groove, and the one end close to patient of sliding long groove is provided with positioning short groove, and blood taking needle seat is movably installed in the inside of sliding long groove through positioning sliding assembly, and positioning sliding assembly includes the upper positioning movable seat of fixed mounting in the bottom surface of blood taking needle seat and the lower sliding movable seat of sliding installation in the inside bottom surface of sliding long groove, spring telescopic link is movably installed between the upper positioning movable seat and lower sliding movable seat, and through the design of positioning sliding assembly, medical staff can slide and store and protect blood taking needle seat in the inside of protection pipe body through the drive seat under the blood taking, and one -hand operation is convenient.

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