Patent ID: 7270647

Claim:
A system to administer a liquid agent into a body cavity of a patient for use with a vacuum source, said system comprising: an elongate member having a lumen disposed into the body cavity of the patient; a valve assembly comprising: a body portion, a first port and a second port, said first port coupled to said lumen, a first passage coupled between said first port and said second port, a second passage coupled to said first passage, said second passage substantially orthogonal to said first passage, a poppet laterally slideably disposed within said second passage, said poppet having a substantially “L” shaped passage from an end surface to a sidewall of said poppet; and a pump assembly coupled to said valve assembly in a fluid tight relationship, said pump assembly adapted for receiving the liquid agent, wherein said pump assembly provides the liquid to said lumen through said first port of said valve assembly, and automatically permits at least the liquid to be extracted through said lumen and flows out of said valve assembly through said second port.