Patent ID: 7713250

Claim:
A needleless luer access connector, comprising: a housing having a top portion defining an inlet opening, a channel defined by at least one sidewall extending from the inlet opening and having a cross section, and a bottom portion defining an outlet opening extending from the channel; a septum disposed in the housing, the septum having an enlarged proximal portion, a narrow elongated medial portion having an external surface and a cross section less than a cross section of the proximal portion and less than the cross section of the channel, and an enlarged distal portion defining a substantially circular cross section in its unstressed condition; a longitudinal slit extending through the septum from the proximal portion through the medial portion and into the distal portion; and wherein the channel has a substantially elliptical cross section having a major axis and a minor axis along at least a distal portion thereof and the distal portion of the septum is located in and restrained by a distal portion of the channel such that the distal portion of the septum is biased into a substantially elliptical shape by the distal portion of the channel.