| 摘要 |
<p>A vascular introducer assembly (10) is disclosed that includes a dilator (28), a sheath (18) having an axial lumen for accommodating the dilator, a locking collar (24) 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 before and after the dilator is separated from the vascular introducer.</p> |
