Device and technique for percutaneous closure of vascular puncture sites

摘要

The present invention includes a device for achieving hemostasis as part of an intravascular procedure. In one preferred embodiment the vessel is accessed, and a hemostatic composition is infused into the vessel puncture site. In other preferred embodiments, a hemostatic plug (12) is placed against the blood vessel wall (41) at the site of the puncture. Other preferred embodiments are methods of achieving hemostasis as part of an intravascular procedure with the use of hemostatic compositions, and plugs. The present invention includes the use of alginate compositions as hemostatic compositions, and plugs as part of intravascular procedures or other medical procedures.