Patent ID: 8992482
Filing Date: 2015-03-31
Classification: A61B,A61M

Abstract:
1. An aspiration syringe, comprising: a barrel for receiving fluid; a plunger insertable into the barrel, the plunger configured to be drawn proximally through the barrel to draw fluid into the barrel; a first valve associated with a distal end of the barrel, the first valve comprising a one-way valve configured to permit the fluid to flow proximally into the barrel and to prevent the fluid from flowing distally out of or away from the aspiration syringe; and a second valve carried by the plunger, the second valve comprising a one-way valve configured to enable fluid to exit a confined interior of the barrel or a system of which the confined interior of the barrel is a part, through the plunger, directly to a proximal portion of the barrel open to an exterior of the aspiration syringe, wherein the second valve is configured to couple to a proximal communication element.