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B超探头六部曲之使用注意事项

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发表于 2020-9-27 08:41:13 | 显示全部楼层 |阅读模式

                    

                    

                    
                    
                    <section data-role="outer" label="Powered by gulangu"><section><p><p><img src="image/20200927/388a953d2a2f6cccb9a6d8ffc1a4347f_1.png" /></p></p><p><p><img src="image/20200927/9bb515bc6ac8054868eeaaa67306b207_2.png" /></p></p><p><br  /></p></section><section data-tools="gulangu" data-id="89052"><section><section><section data-role="width"><p><img src="image/20200927/cdbe250971082c49a5c9f1ef0cba45f1_3.jpg" /></p></section></section><section><p data-brushtype="text">使用注意事项</p><p data-brushtype="text"><br  /></p></section><section><section data-role="width"><p><img src="image/20200927/aa70471ccbe25a840bfb65da34c10abf_4.jpg" /></p></section></section></section></section><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">1、断电插拔。</p></section></section></section><p><br  /></p><p><span>B超探头首先是属于B超诊断系统的,所以使用时必须连接到诊断系统中去才能正常工作,此时要注意的是:连接探头前是在断电关机下进行;当其从主机上插拔探头前,也必须先把主机电源切断。</span><br  /></p><p><br  /></p><p><span>假如该操作是在开机通电的情况下进行,探头的插拔会因为反复接触导通与断开而快速老化而影响寿命,甚至会因电流的多次瞬间导通而产生强大的电流而烧坏探头内的线材或者芯片等。</span></p><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">2、禁止撞击。</p></section></section></section><p><br  /></p><p><span>B超探头是B超机的重要核心部件,在使用过程中严禁敲打、跌落、碰撞。</span><br  /></p><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">3、保持干燥、洁净环境。</p></section></section></section><p><br  /></p><p><span>探头不用时应放入机器的探头保护盒中,保护盒中应保持干燥和清洁。</span><br  /></p><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">4、试用合格的耦合剂。</p></section></section></section><p><br  /></p><p><span>使用合格的超声耦合剂,严禁含油或含其它化学溶剂成分。</span><br  /></p><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">5、软物擦拭清洁。</p></section></section></section><p><br  /></p><p><span>探头使用结束后须经清洁处理,探头表面可用软布浸水清洗,不可用硬纸等擦洗,否则易损坏探头的声透镜。</span><br  /></p><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">6、避免外界仪器的震动损坏。</p></section></section></section><p><br  /></p><p><span>如B超用于碎石机,治疗机等强功率超声设备或振动设备的体外定位时,应在定位结束,强功率设备或振动设备还未开启之前,将探头移开,以确保强功率超声或振动不作用于B超探头上,否则探头及易损坏。</span><br  /></p><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">7、禁止浸入液体。</p></section></section></section><p><br  /></p><p><span>探头结构是非水密的,一旦有液体浸入探头内部,有可能造成内部线材的短路,或一些pcb板的烧坏,从而造成诊断系统的不能正常工作。所以,当我们使用超声探头时,都不允许任何液体浸没探头下方接缝线。</span><br  /></p><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">8、避免在强电磁干扰的地方使用。</p></section></section></section><p><br  /></p><p><span>有的信号处理板集成在探头组件里,当在强电磁干扰的环境里使用,容易造成显示图像干扰。所以在使用的时候,尽量避免在强电磁干扰的地方使用。</span><br  /></p><p><br  /></p><p><br  /></p><section data-tools="gulangu" data-id="89052"><section><section><section data-role="width"><p><img src="image/20200927/cdbe250971082c49a5c9f1ef0cba45f1_3.jpg" /></p></section></section><section><p data-brushtype="text">B超探头参数</p><p data-brushtype="text"><br  /></p></section><section><section data-role="width"><p><img src="image/20200927/aa70471ccbe25a840bfb65da34c10abf_4.jpg" /></p></section></section></section></section><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">1、曲率半径(mm)</p></section></section></section><p><p><img src="image/20200927/65a2ce65063cb8a51d02f96d34dbc77c_7.png" /></p></p><p><span>曲率半径是指由探头的晶片阵列构成弧线的最大内切圆半径,如图。</span><br  /></p><p><br  /></p><p><span>常见的探头曲率半径如下</span></p><p><br  /></p><p><strong><span>R60 R50 R40 R7 R20 R13 R10</span></strong><span>等</span></p><p><br  /></p><p><span>注:矩形线阵探头的晶片阵列是呈直线排列的,起内切圆半径是任意值,但我们一般认为其曲率半径为无穷大,如右图所示。</span></p><p><p><img src="image/20200927/0f607d311fd51c36029856fb3279d4be_8.png" /></p></p><p><span>矩形线阵探头</span></p><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">2、阵元数</p></section></section></section><p><br  /></p><p><span> &nbsp; &nbsp; &nbsp;阵元数量 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 探头型号举例</span><br  /></p><p><br  /></p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 64 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;L39</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;72 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;UST-934N-3.5</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 80 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;C36</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 96 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;E6509</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;106 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; VA57R-0375</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;112 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; R40/112</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;128 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 3.5C</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;156 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; UST-984-5</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;192 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; CA621</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;256 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; L12-5 &nbsp; &nbsp; 11-3L</p><p><br  /></p><p><br  /></p><section data-tools="gulangu" data-id="85988"><section data-width="100%"><section><span>&gt;</span><span>&gt;</span><span>&gt;</span><span>&gt;</span></section><section><p data-brushtype="text">3、常见B超探头的适用范围</p></section></section></section><p><br  /></p><p><span>①、凸阵探头的使用范围:腹部、胸腔、妇科、胃、肾、心等。</span><br  /></p><p><br  /></p><p><span>②、微凸阵探头的适用范围:腹部、小动物、肾、新生儿组织及器官等。</span></p><p><br  /></p><p><span>③、线阵探头的适用范围:皮肤表面、甲状腺、胸、血管等。</span></p><p><br  /></p><section data-role="paragraph"><p><br  /></p></section><section><p><br  /></p><p><span><strong><span>【版权声明】:</span><span>本文由整理发布,资料源自网络,版权归原作者所有,转载请注明来源!</span></strong><br  /><br  /></span></p><section><p><img src="image/20200927/b8b35978c7ced99c2d5874dd9b4e6233_9.jpg" /></p><span><strong>微信ID:yxiubang</strong></span></section><section><span><strong><p><img src="image/20200927/3d50c8c9238d63bc2f0cee8c97c8bf3a_10.jpg" /></p>长按左侧二维码关注</strong></span></section><p><br  /></p><p><br  /></p></section></section><p><br  /></p>
               
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