SYSTEM AND METHOD FOR VENTED NEEDLE HUB FOR INFUSION

原文（中国語）

Provided is a vented needle hub assembly for infusion of a liquid into subcutaneous tissue. More specifically, the vented needle hub assembly is provided by a needle hub having an inlet side and an outlet side and a fluid passageway therebetween; an infusion needle in fluid contact with the fluid passageway and extending from the outlet side; a flexible tubing joined to the inlet side in fluid contact with the fluid passageway; at least one vent disposed in a sidewall of the needle hub, the vent in fluid contact with the fluid passageway; and a porous plug disposed within each at least one vent adjacent to the fluid passageway, the porous plug structured and arranged to distinguish gas from liquid, gas permitted to pass from the fluid passageway through the porous plug and out the at least one vent. An associated method of use is provided as well.