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<p><img data-type="gif" src="http://mmbiz.qpic.cn/mmbiz_gif/dx3KibwtDhvc6YBndBzrYvfAVPCGNAlsqB9f7SjRnXkibcO3P2CSjz7TnOO8RAArOGOjobic1D5DCTCzzAoxv9jfw/0?wx_fmt=gif" data-ratio="0.1703125" data-w="640" style="line-height: 1.6;" /><br /></p><p>不论是何种概念,动态DR永远都是只由一个动态探测器组成,不含影像增强器。</p><p> </p><p><img src="http://mmbiz.qpic.cn/mmbiz_jpg/dx3KibwtDhvfkWrpJoia7oW3ITrwVbCCXnibjQibhB7wgqIJZYQWv1eezYPCHoLA413GXXdkjPHTKZ1spEm5TOZdPg/0?wx_fmt=jpeg" style="border: 0px; list-style: none; height: 125px; width: 547px;" data-type="jpeg" data-ratio="0.22851919561243145" data-w="547" /></p><p> </p><p> 2017年上海CMEF,我所在的<strong><span style="color: rgb(0, 153, 102);">企业</span></strong>因为规模太小,没有参展。但是,作为老DR人,好奇心还是很强的。转了一圈下来,感觉DR厂家的东西都差不多。感觉整个行业主推的有“双悬吊DR机器人”、动态DR、移动DR等概念。其中动态DR里面,有两个概念“动态平板DR”“平板动态DR”激起了我的兴趣,今天需要认真说道说道。</p><p> </p><p> 如果你不认真研究这个概念,其实感觉都差不多;我问了几个同行朋友,他们都认为这两个概念是一样的。我又试探性的问了我的关系好的几个<strong><span style="color: rgb(0, 153, 102);">医院</span></strong>老板,他们说在市场上有听过这两个概念,应该是指同样的东西。因为有同样一个业务员,经常混着说,也没有人太注意这个概念。</p><p> </p><p><strong> 首先,我们对动态平板DR</strong><strong>的直观感觉是什么?</strong></p><p> </p><p> 大多数人的理解应该是:由动态平板探测器、高压发生器、球管、数字影像工作站、机械结构组成的多功能X射线摄影系统。</p><p> </p><p> 然而,我结合自己所负责的区域了解的情况,以及在上海CMEF上了解的情况发现,【动态平板DR】和【平板动态DR】两者之间已经被一些人有意混淆了。</p><p> </p><p><img src="http://mmbiz.qpic.cn/mmbiz_jpg/dx3KibwtDhvfkWrpJoia7oW3ITrwVbCCXnzU6FEyMLnwetNwqURN6IgtIJhTiakfmXibtnllILuU4hjgkryPVTyvibQ/0?wx_fmt=jpeg" style="border: 0px; list-style: none; height: 114px; width: 543px;" data-type="jpeg" data-ratio="0.20994475138121546" data-w="543" /></p><p> </p><p><strong> 第二,【平板动态DR</strong><strong>】已经另有所指!</strong></p><p> </p><p> 目前部分业务人员口中叫卖的【平板动态DR】,实际上是胃肠机与普通平板探测器的结合。也就是说通过变种的【平板动态DR】=平板+数字胃肠机(动态)。</p><p> </p><p> 在【平板动态DR】概念的基础上,甚至延伸出【无线平板动态DR】。DR行业内部人士都很清楚,目前只有普通的DR探测器可实现无线信号传输,而动态影像的话,目前还无法实现无线传输。一个方面在于普通电脑处理系统无法满足大量信息的处理,另外一方面是无线传输动态影像容易失真。所以,无线动态平板DR,实质上指的就是普通无线平板探测器+数字胃肠机。</p><p> </p><p><img src="http://mmbiz.qpic.cn/mmbiz_jpg/dx3KibwtDhvfkWrpJoia7oW3ITrwVbCCXndfhnzH7FhqkMHrbqicGicU8RygLCdzHvtm1JUsKAKPvXt7XLaVIyh8Ug/0?wx_fmt=jpeg" style="border: 0px; list-style: none; height: 396px; width: 550px;" data-type="jpeg" data-ratio="0.72" data-w="550" /> </p><p> 图一</p><p> </p><p><strong> 第三:为何要提出甄别真假动态平板?</strong></p><p> </p><p> 动态DR和普通的拍片设备是两类不同影像技术基础上发展而来的产品。真正的动态DR与刚刚分析的所谓【平板动态DR】之间有天壤之别。如果不把这个和用户说清楚,是不道德的。</p><p> </p><p> 我们进一步分析,【平板动态DR】与真正动态DR之间,有很多相似之处,如多功能方面,都能够点片、拍片、透视、胃肠、造影。这也是为什么很多用户会认为两者就是同一个东西。但是细致的分析,可以发现两者的区别,主要体现在以下几个方面:</p><p> </p><p> 动态影像对比度低:由于【平板动态DR】使用影像增强器成像,对比度只有10bit,在细微病灶显示方面非常模糊,而这正是医院最怕的一个方面。</p><p> </p><p> 透视幅面小:从图一可以发现,透视影像显示器是一个9英寸的医用显示器,其幅面是圆形的。图例中显示的消化道造影视频,只能覆盖检测器官的部分区域,无法对整个区域观察,这对于造影剂快速流动的影像观察带来很大的难度。</p><p> </p><p> 点片切换时间长:动态DR点片时间是瞬时的,但是【平板动态DR】使用的是跑片机运送平板探测器,所以目前最快的跑片机需要2-3秒钟时间,而一般的需要3-8秒钟。这个时间差,导致造影剂流速比较快的检查,很难准确捕捉到所需的检查影像,从而出现错漏。</p><p> </p><p><img src="http://mmbiz.qpic.cn/mmbiz_jpg/dx3KibwtDhvfkWrpJoia7oW3ITrwVbCCXnKQV8icZOtaWXibibjahibdDCNd43uKWuoY4BQ2SsSlvYnTA6frdLKAloPA/0?wx_fmt=jpeg" style="border: 0px; list-style: none; height: 131px; width: 550px;" data-type="jpeg" data-ratio="0.23731884057971014" data-w="552" /></p><p> </p><p> 通过上面的分析,可以发现,当听到【平板动态DR】时,要慎重审核产品信息,不然容易花真正动态DR的钱,买一台普通平板+数字胃肠设备。</p><p><br /></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 16px; white-space: normal; line-height: 25.6px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; text-indent: 0em; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important;">地址:广州市天河区银利街银利茶叶博览中心E栋4楼E4030室 </span><span style="max-width: 100%; font-size: 14px; text-indent: 0em; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important;"> </span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; text-indent: 0em; white-space: normal; 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