Patent ID: 9095288
Filing Date: 2015-08-04
Classification: A61B

Abstract:
1. A needle assembly, comprising: a housing having a distal portion and a proximal portion engageable with a specimen collection container; a cannula having a patient end, a non-patient end, and a sidewall extending therebetween defining a cannula interior, the patient end of the cannula projecting at least partially from the distal portion of the housing; a shield restrainably engaged with a portion of the housing between a retracted position and an extended position, the shield axially transitionable over the patient cannula from the retracted position in which the patient end is exposed, to the extended position in which the patient end is shielded by at least a portion of the shield, wherein, when the shield is in the retracted position, the shield is disposed within an interior portion of the housing and is biased against a portion of the housing; and a release element transitionable from a first position to a second position, said release element including a restraining portion extending at least partially through a channel in the shield wherein the release element is deployable through an exterior surface of at least one of the shield and the housing to cause the restraining portion to move through the channel, wherein the shield is biased to the extended position upon transition of the release element from the first position to the second position.