| abstract |
An artificial trachea which comprises a base material of a meshed of polypropylene soft tube with polypropylene yarn wounding helically on the perimeter thereof, a thin layer of amorphous collagen arranged around the surface of the base material, and additionaly, on both the outer and inner faces of the thin layer of amorphous collagen, a layer of the collagen fine fibers is formed by heat crosslinking. The artificial trachea can be used clinically with safety, and in particular, can be advantageously used as an artificial trachea for an intrathoracic trachea. |