US 12,029,861 B2
Context-sensitive flow interrupter and drainage outflow optimization system
Samsun Lampotang, Gainesville, FL (US); Nikolaus Gravenstein, Gainesville, FL (US); Wilhelm K. Schwab, Gainesville, FL (US); David E. Lizdas, Gainesville, FL (US); and Francesca K. Enneking, Gainesville, FL (US)
Assigned to University of Florida Research Foundation, Incorporated, Gainesville, FL (US)
Filed by University of Florida Research Foundation, Incorporated, Gainesville, FL (US)
Filed on Jun. 2, 2020, as Appl. No. 16/890,703.
Application 16/890,703 is a continuation of application No. 15/718,235, filed on Sep. 28, 2017, granted, now 10,722,679.
Application 15/718,235 is a continuation of application No. 13/821,611, granted, now 9,962,516, issued on May 8, 2018, previously published as PCT/US2011/050810, filed on Sep. 8, 2011.
Claims priority of provisional application 61/381,266, filed on Sep. 9, 2010.
Prior Publication US 2020/0297967 A1, Sep. 24, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 5/00 (2006.01); A61M 1/00 (2006.01); A61M 25/00 (2006.01); A61M 39/08 (2006.01); A61M 39/28 (2006.01); A61M 25/16 (2006.01); A61M 27/00 (2006.01); A61M 31/00 (2006.01); A61M 39/02 (2006.01)
CPC A61M 25/0017 (2013.01) [A61M 1/70 (2021.05); A61M 39/08 (2013.01); A61M 39/28 (2013.01); A61M 39/284 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A drainage assembly comprising:
a draining catheter;
a drainage tube comprising a first end connected to the draining catheter; and
a venting system comprising (a) a venting tube in fluid communication with the drainage tube, (b) a vacuum source in fluid communication with the drainage tube and configured to pull a vacuum on the drainage tube, and (c) a venting valve comprising a first end exposed to an inside of the drainage tube and configured to, responsive to a predetermined vacuum level in the draining tube being reached, cause gas to pass therethrough and into the drainage tube.