Patent 7192433 was granted and assigned to Oscor Inc. on March, 2007 by the United States Patent and Trademark Office.
A vascular introducer assembly is disclosed that includes a dilator, a sheath having an axial lumen for accommodating the dilator, a locking collar for securing the dilator and the sheath to one another and an adjustable hemostatic seal for preventing fluid egress from the axial lumen and restricting insertion of instruments through the axial lumen.