A catheter assembly including a flexible catheter, a needle having a sharpdistal tip, the needle disposed in theflexible catheter and moving from a first position that exposes the needle toa second position, an outer member that is configured toengage and disengage a catheter hub, an inner member disposed in the outermember, and a needle shield for shielding at least a distalend of the needle when the needle is in the second position and the needlebeing disposed through the needle shield in the firstposition.