| 摘要 |
<p>The presence of occult blood in feces is detected using device (10) including a liquid tight packet (12) containing a sheet of absorbent material (14) impregnated with a liquid solution that reacts with feces to produce a color change when blood is present. The packet (12) is opened manually by tearing the packet (12) apart to access the sheet absorbent material (14), which is then used to collecting a sample of feces on the impregnated sheet of absorbent material (14).</p> |
