US 12,263,291 B2
Drainage system with retention ring
James C. Kantola, Waukegan, IL (US); Shayna Massi, Palatine, IL (US); John A. Krueger, Muskego, WI (US); Daniel A. Gorsky, Lebanon, OH (US); and Robert Gerald States, III, Morrow, OH (US)
Assigned to Becton, Dickinson and Company, Franklin Lakes, NJ (US)
Filed by Becton, Dickinson and Company, Franklin Lakes, NJ (US)
Filed on Oct. 29, 2021, as Appl. No. 17/514,527.
Application 17/514,527 is a continuation of application No. 15/664,968, filed on Jul. 31, 2017, granted, now 11,185,617.
Prior Publication US 2022/0047784 A1, Feb. 17, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 1/00 (2006.01); A61J 1/14 (2023.01); A61J 1/20 (2006.01)
CPC A61M 1/66 (2021.05) [A61J 1/1406 (2013.01); A61J 1/1412 (2013.01); A61J 1/201 (2015.05); A61M 1/60 (2021.05); A61M 1/732 (2021.05)] 20 Claims
OG exemplary drawing
 
1. A drainage system comprising:
a container having an interior and a mouth, the mouth having an outer surface and an opening;
a frangible seal covering the opening;
a cap secured to the mouth and in fluid communication with a drainage line, the cap having an inner surface for engaging the outer surface of the mouth, a sleeve and a widened body that is wider than the sleeve and at least partially located between the mouth and the sleeve;
a retention ring having a distally facing surface and comprising a collar having an inner surface configured to engage an outer surface of the cap;
a spike with a flange, the spike being configured to pierce the frangible seal in response to an initiation force being applied to the flange in a distal direction;
a safety clip engaged with the cap and located between the flange of the spike and the retention ring, the safety clip comprising a groove member having a groove that extends partially around a distal terminal edge of the collar.