| 摘要 |
<p>A urinary balloon catheter (10) has a part-annular balloon (15) and a drainage port (17) located in succession circumferentially around the catheter body (11). There are preferably two or more like balloons uniformly spaced around the body with a respective port between each successive pair of balloons and with the ports extending to the distal extremity of the balloons longitudinally of the catheter.</p> |
