CPC A61M 1/3659 (2014.02) [A61B 17/3417 (2013.01); A61B 17/3421 (2013.01); A61B 17/3439 (2013.01); A61M 60/178 (2021.01); A61M 60/38 (2021.01); A61M 60/857 (2021.01); A61M 60/861 (2021.01); A61B 2017/00247 (2013.01); A61B 2017/3419 (2013.01); A61B 2017/3425 (2013.01); A61M 60/148 (2021.01)] | 19 Claims |
1. A self-sealing cannula system, comprising:
an elongated first cannula; and
a flexible, self-sealing closure attached to said first cannula, said closure comprising a hollow, elongate structure defining an open interior and a first connector on an interior of said open interior, said first cannula having a second connector configured for removable attachment to said first connector, and wherein said closure further comprises an integrally-formed self-sealing shutter;
wherein said self-sealing closure is configured to expand radially from a compressed state to an uncompressed state, wherein in said uncompressed state said self-sealing closure is configured to seal against an interior surface and an exterior surface of an insertion site of said first cannula; and
wherein said self-sealing shutter is further configured to close a central hole of the shutter when the first cannula is not inserted therein, and is expandable to open when the first cannula is inserted therein.
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