	US 11,724,044 B2
	Flow control plug securement
Sakthivel Karthikeyan, Tamil Nadu (IN); and Sudarsan Srinivasan, North Brunswick, NJ (US)
Assigned to Becton, Dickinson and Company, Franklin Lakes, NJ (US)
Filed by Becton, Dickinson and Company, Franklin Lakes, NJ (US)
Filed on Jul. 12, 2021, as Appl. No. 17/373,526.
Application 17/373,526 is a division of application No. 15/896,257, filed on Feb. 14, 2018, granted, now 11,077,260.
Prior Publication US 2021/0338942 A1, Nov. 4, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 5/36 (2006.01); A61M 39/10 (2006.01); A61M 39/20 (2006.01); A61M 39/16 (2006.01); A61M 25/00 (2006.01); A61M 39/04 (2006.01)

CPC A61M 5/36 (2013.01) [A61M 39/105 (2013.01); A61M 39/1011 (2013.01); A61M 39/20 (2013.01); A61M 25/0097 (2013.01); A61M 39/04 (2013.01); A61M 39/162 (2013.01); A61M 2039/1027 (2013.01); A61M 2039/1072 (2013.01); A61M 2039/1077 (2013.01); A61M 2039/1083 (2013.01); A61M 2039/205 (2013.01)]

12 Claims

1. A flow control plug configured to couple to a catheter system, comprising:

a proximal end having a filter element permeable to air and not to blood; and

a distal end having a cylinder and a taper-shaped luer tip spaced apart from the cylinder, wherein an inner surface of the cylinder includes a protrusion configured to engage in a snap-fit with a luer adapter of the catheter system, wherein an outer surface of the distal end comprises a plurality of first ribs and an outer surface of the proximal end comprises a plurality of second ribs, wherein the plurality of first ribs and the plurality of second ribs are oriented longitudinally with respect to the flow control plug, wherein the outer surface of the proximal end has more second ribs than the outer surface of the distal end has first ribs,

wherein the cylinder comprises a plurality of slots and a plurality of arms, an arm of the plurality of arms is formed between adjacent slots of the plurality of slots, wherein an inner surface of the arm of the plurality of arms includes the protrusion.