US 11,896,789 B2
Shunt flusher
Joseph Madsen, Boston, MA (US); and Tomer Anor, Brookline, MA (US)
Assigned to Children's Medical Center Corporation, Boston, MA (US)
Filed by Children's Medical Center Corporation, Boston, MA (US)
Filed on Oct. 16, 2019, as Appl. No. 16/654,921.
Application 16/654,921 is a continuation of application No. 14/773,625, granted, now 10,471,239, previously published as PCT/US2014/020082, filed on Mar. 4, 2014.
Claims priority of provisional application 61/787,922, filed on Mar. 15, 2013.
Prior Publication US 2020/0147356 A1, May 14, 2020
Int. Cl. A61M 27/00 (2006.01); A61M 5/142 (2006.01); A61M 39/22 (2006.01); A61M 25/00 (2006.01)
CPC A61M 27/006 (2013.01) [A61M 5/14276 (2013.01); A61M 2025/0019 (2013.01); A61M 2039/224 (2013.01); A61M 2202/0464 (2013.01); A61M 2210/0693 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A system for flushing a shunt catheter, the system comprising:
a catheter comprising:
a body having a lumen therethrough;
a primary set of drain pores formed in the body and configured to allow fluid communication with the lumen;
a secondary set of drain pores formed in the body, with each drain pore of the secondary set of drain pores comprising a membrane configured to close the pore, the membrane being constructed and arranged to be ruptured upon application of fluid pressure to open the secondary set of drain pores; and
a pressure source configured to apply the fluid pressure to the lumen of the body to rupture the membrane.