Patent ID: 8371181

Claim:
A continuous flow syringe pump, comprising: a first syringe configured for at least one of loading or dispensing at least one fluid; a second syringe configured for at least one of loading or dispensing the at least one fluid; a first valve connected to the first syringe and the second syringe, the first valve including at least four ports into or out of which fluid may pass, the first valve configured for providing fluid to or receiving fluid from each of the first syringe and the second syringe; a second valve connected to the first valve, the second valve including at least four ports into or out of which fluid may pass; at least one fluid source connected to the second valve, the first syringe and the second syringe configured to independently draw the at least one fluid from the at least one fluid source through the second valve and the first valve; and at least one outlet connected to the first valve, the at least one outlet configured to alternate output of the at least one fluid between the first syringe and the second syringe in a substantially continuous operation.