CPC A61M 39/24 (2013.01) [A61M 39/26 (2013.01); A61M 2039/2433 (2013.01); A61M 2039/263 (2013.01); A61M 2039/267 (2013.01)] | 18 Claims |
1. A compressible cannula valve comprising:
a housing comprising an inner cavity and a housing port, a cannula positioned in the inner cavity and comprising a cannula tip, a central channel, and a radially extending opening in fluid communication with the central channel; and
a resiliently compressible valve comprising a valve tip, a shoulder, and a protrusion, wherein each of the cannula tip and the valve tip form a flat surface at the housing port, and wherein the valve is disposed in the inner cavity of the housing and around the cannula, and in a sealed position, the protrusion is received radially within the radially extending opening, and the shoulder is disposed opposite the protrusion to engage an inner wall of the housing and resist a backpressure within the central channel against the protrusion;
wherein when the valve changes from the sealed position to an open position, the valve deforms and withdraws the protrusion of the valve out of the radially extending opening.
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