Patent ID: 6162192
Filing Date: 2000-12-19
Classification: A61B

Abstract:
A system for facilitating hemostasis of a puncture in the wall of a blood vessel, the system comprising:a tract dilator having a lumen for allowing the tract dilator to be passed over a guidewire;an introducer having a lumen for allowing the introducer to be passed over the guidewire, the introducer lumen including a staging chamber configured to receive an absorbable sponge pledget and a delivery chamber;a plunger having a lumen for allowing the plunger to be passed over the guidewire, the plunger insertable into the introducer for ejection of the pledget from the delivery chamber into a patient to seal a puncture in a blood vessel wall; andthe staging chamber having a first diameter, the delivery chamber having a second diameter smaller than the first diameter, and a tapered section being positioned between the staging chamber and the delivery chamber for compressing the pledget from the introducer into the delivery chamber.