Patent ID: 11931532
Assignee: BECTON, DICKINSON AND COMPANY
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A catheter assembly comprising:
a catheter;
a needle including a distal tip and disposed within the catheter;
a catheter hub connected to the catheter having the needle passing therethrough, the catheter hub including:
an interior comprising an inner diameter having an undercut;
a valve that selectively permits or blocks a flow of fluid through the catheter;
a valve actuator that moves between a first position and a second position; and
a spring that returns the valve actuator from the second position to the first position, wherein

a clearance fit is provided between the spring and the inner diameter;
the spring is in contact with and retained by the undercut; and
the valve actuator does not contact the interior of the catheter hub.