US 12,121,691 B2
Antimicrobial caps for medical connectors
Jonathan Karl Burkholz, Salt Lake City, UT (US); Huibin Liu, Cupertino, CA (US); S. Ray Isaacson, Layton, UT (US); Weston F. Harding, Lehi, UT (US); and Lawrence J. Trainer, Murray, UT (US)
Assigned to Becton, Dickinson and Company, Franklin Lakes, NJ (US)
Filed by Becton, Dickinson and Company, Franklin Lakes, NJ (US)
Filed on May 10, 2022, as Appl. No. 17/741,062.
Application 17/741,062 is a continuation of application No. 16/450,670, filed on Jun. 24, 2019, granted, now 11,357,965.
Application 16/450,670 is a continuation of application No. 14/260,027, filed on Apr. 23, 2014, granted, now 10,376,686, issued on Aug. 13, 2019.
Prior Publication US 2022/0339424 A1, Oct. 27, 2022
Int. Cl. A61M 39/20 (2006.01); A61M 39/16 (2006.01)
CPC A61M 39/20 (2013.01) [A61M 39/16 (2013.01); A61M 39/162 (2013.01); A61M 39/165 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An antimicrobial catheter system, comprising:
a catheter adapter, comprising:
an interior lumen;
a side port; and
a port valve forming a defeatable seal between the side port and the interior lumen;
an antimicrobial cap coupled to the side port, the antimicrobial cap comprising:
an opening having a diameter that receives the side port;
an inner surface extending from one side of the opening to another side of the opening opposite the one side, the inner surface defining a volume, wherein the side port is received into the volume; and
a quantity of antimicrobial material applied to the inner surface, wherein the quantity of antimicrobial material is configured to be dissolved into a residual fluid from the side port to provide an antimicrobial solution within the volume having a concentration from approximately 0.005% w/w to approximately 25% w/w.