Patent ID: 9445760
Filing Date: 2016-09-20
CPC Classification: A61B,Y10T

Claim Text:
1. A blood collection safety device having at least a first mode and a second mode, the device comprising: a housing comprising a proximal end; a sleeve comprising a distal end, a chamber, and a longitudinal axis, the distal end of the sleeve connected with the proximal end of the housing; a needle comprising a proximal tip and a distal tip, the proximal tip positioned in the chamber; a plunger assembly configured to be received at least partly in the sleeve, the plunger assembly comprising a first needle cover and a second needle cover and a biasing member therebetween, the first needle cover and the second needle cover each configured to move along the longitudinal axis; and wherein in the first mode the first needle cover and the second needle cover are at least partly nested along the longitudinal axis, wherein in the second mode: wherein, during a transition from the first mode to the second mode, a portion of the first needle cover moves distally within and relative to the housing.