| 摘要 |
A coaxial double lumen tube for use in hemoaccess which comprises an outer tube positioned over an inner tube, both tubes having an internal and external diameter and a wall thickness, the outer tube having an internal diameter which is at least 1 mm larger than the external diameter of the inner tube creating a space between the outer tube and the inner tube and a self-sealing, nonbiodegradable, biocompatible polymer adhesive which evenly fills the space between the outer tube and the inner tube. |
