Patent ID: 8348893

Claim:
A catheter assembly comprising: a cannula assembly including a cannula and a cannula hub; a locking clip assembly including a locking clip, a collar, and a biasing member, the locking clip having a first leg defining a trigger hole and a second leg defining a binding hole, the collar being positioned to engage the locking clip and the biasing member being positioned to urge the collar into engagement with the locking clip to urge the locking clip from a first orientation to a second orientation; a housing defining a chamber dimensioned to receive the locking clip assembly, the collar being moveable within the chamber of the housing to move the locking clip from the first orientation to the second orientation; and an insertion needle having a sharpened tip and being movable from an advanced position to a retracted position, wherein in the advanced position, the insertion needle extends through the housing, the binding and trigger holes of the locking clip and the cannula assembly such that a distal end of the insertion needle extends from a distal end of the cannula and the locking clip is retained in its first orientation, wherein in the retracted position, the distal end of the insertion needle is withdrawn through the cannula assembly and trigger hole of the locking clip such that, the collar and biasing member urge the locking clip to its second orientation within the housing, wherein in its second orientation, the binding hole binds with the insertion needle to prevent retraction of the insertion needle.