超声图像干扰原因分类及其处理措施（二）

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                    <section><section powered-by="gulangu"><section><section><p><img src="image/20201019/eefd5c3452f98bdcb7c4f61d94200649_1.gif" /></p></section></section></section><section powered-by="gulangu"><section><section> <section> <section powered-by="gulangu"><section><section><p>干扰分类---</p><p>外部干扰，关闭干扰源或远离干扰源</p></section></section></section> </section> </section></section></section><section powered-by="gulangu"><section><section><p>1、 DP-2200</p></section></section></section><section powered-by="gulangu"><section><section><p><img src="image/20201019/78e23de12c2bf1342235476c66f3aa35_2.jpg" /></p></section></section></section><section powered-by="gulangu"><section><section><p>现象： 图像有水波纹状干扰。</p><p>原因： 身份证阅读器辐射出的射频信号引起。</p><p>2、DC-6</p></section></section></section><section powered-by="gulangu"><section><section><p><img src="image/20201019/b1a2b42e576e8f8d5e4b22f7116aeffd_3.jpg" /></p></section></section></section><section powered-by="gulangu"><section><section><p>现象： 彩色取样框内有波浪状干扰。</p><p>原因： MP3充电器所致。</p><p>解决方案：断开充电器正常</p><p>3、DC-6</p></section></section></section><section powered-by="gulangu"><section><section><p><img src="image/20201019/6fa6e77b9ff82d4351dd5b0e6b6e1cce_4.jpg" /></p></section></section></section><section powered-by="gulangu"><section><section><p>现象： 采样框内有明显的斑点状干扰</p><p>解决方案：工程师去现场，推到其他房间就没有干扰了，医院对四周的墙体增加屏蔽板，出现干扰的次数减少了。</p><p>4、DC-6</p></section></section></section><section powered-by="gulangu"><section><section><p><img src="image/20201019/03d201e98e3d0d031c00435fbd6b1910_5.jpg" /></p></section></section></section><section powered-by="gulangu"><section><section><p>现象：二维图像远场有明显的波纹状干扰。</p><p>原因：电动车充电器所致。发现医生每天骑电动车上班，将电动车放在医院充电，充电时对机器产生了干扰。</p><p>解决措施：断开充电器即正常。</p><p>5、DC-6</p></section></section></section><section powered-by="gulangu"><section><section><p><img src="image/20201019/508f23e4b29a97443db01f2f28d9fc7c_6.jpg" /></p></section></section></section><section powered-by="gulangu"><section><section><p>现象：二维图像远场有明显的波纹状干扰。</p><p>原因：走廊杂牌电视机所致。</p><p>6、DC-6</p></section></section></section><section powered-by="gulangu"><section><section><p><img src="image/20201019/a7314b403d13d210f9b9f735bd778889_7.jpg" /></p></section></section></section><section powered-by="gulangu"><section><section><p>现象： 图像有白色噪点闪烁</p><p>原因: &nbsp;日光灯引起的干扰</p><p>7、DC-6</p></section></section></section><section powered-by="gulangu"><section><section><p><img src="image/20201019/3cb72b72ade7aade258ecc38583a5417_8.jpg" /></p></section></section></section><section powered-by="gulangu"><section><section><p>现象：腹部探头二维图像有明显纹波干扰，彩色血流无法正常使用。</p><p>原因：PC工作站电源引起干扰所致。</p><p>解决措施：让工程师去接了地线，换了图文工作站的电源，故障解决。</p><p>8、DC-6</p></section></section></section><section powered-by="gulangu"><section><section><p><img src="image/20201019/31aefd9e70cfc4e6ecb9b31738f5e3d6_9.jpg" /></p></section></section></section><section powered-by="gulangu"><section><section><p>现象：3C5探头，二维图像波纹状干扰。</p><p>原因：接地线不规范</p><p>解决措施：接地线接在医院暖气管上，去掉后干扰消失。</p></section></section></section><section powered-by="gulangu"><section><section><p><br  /></p></section></section></section><section powered-by="gulangu"><section><section> <section powered-by="gulangu"><section><section><p>欢</p></section></section></section> </section><section> <section powered-by="gulangu"><section><section><p>迎</p></section></section></section> </section><section> <section powered-by="gulangu"><section><section><p>关</p></section></section></section> </section><section> <section powered-by="gulangu"><section><section><p>注</p></section></section></section> </section></section></section><section powered-by="gulangu"><section><section><p><br  /></p></section></section></section><section powered-by="gulangu"><section><section> <section powered-by="gulangu"><section><section><p><img src="image/20201019/2c8e79969a304854869c149d7a250206_10.jpg" /></p></section></section></section> </section><section> <section powered-by="gulangu"><section><section> </section></section></section> </section><section> <section powered-by="gulangu"><section><section><p>关注我们</p><p>一起涨姿势！</p></section></section></section> </section></section></section></section>