A catheter assembly including a flexible catheter a needle having a sharp distal tip the needle disposed in the flexible catheter and moving from a first position that exposes the needle to a second position an outer member that is configured to engage and disengage a catheter hub an inner member disposed in the outer member and a needle shield for shielding at least a distal end of the needle when the needle is in the second position and the needle being disposed through the needle shield in the first position.