| 摘要 |
<p>In a process for the preparation of heterologous arterial transplants comprising freeing young animal arteries of surrounding tissue, ligating collateral branches, subjecting the resulting arteries to proteolysis to remove elastic fibers and muscle tissue to obtain collagen tubes and tanning the latter tubes to effect cross-linking, the improvement comprising effecting the proteoylsis and tanning steps in a continuous flow manner.</p> |
