| 摘要 |
<p>A sleeve adapted for use with aspirator tubes comprising an elongate tubular body (10) closed at one end (16) and open at the opposite end (15) and adapted to securely but releasably to receive via the open end (15) and positioned in the lumen thereof the forward portion and tip of an aspirator tube, the tubular body having a plurality of spaced aspirator orifices (18) through the wall thereof and positioned away from the closed end (16).</p> |
