| 摘要 |
<p>An angioplasty ballon catheter comprises two coaxial lumens (2, 3) and a balloon (4). The balloon (4) is connected to the distal end and a syringe (7) is connected to the proximal end of the outer lumen. The volume constituted by the balloon (4), the outer lumen (3) and the syringe (7) is prefilled with a liquid to inflate the balloon.</p> |
