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发表于 2020-10-19 23:50:52 | 显示全部楼层 |阅读模式

                    

                    

                    
                    
                    <p style="white-space: normal; padding-top: 8px; padding-bottom: 8px; font-family: &#39;Microsoft YaHei&#39;, 宋体, Arial; text-indent: 30px; color: rgb(51, 51, 51); line-height: 32px;">猪的角膜,移植到人的眼睛里,会发生什么?7月5日,福建省首例生物角膜移植手术,在福建省二人民医院获得成功。1名患角膜盲多年的81岁老兵,移植了“猪角膜”。经过1个月的恢复,最近复查,左眼视力恢复到0.12,也就是说他能看清5米开外人的五官。而手术前,他几近于盲人。&nbsp;<br  /></p><p style="text-align:center"><img data-s="300,640" data-type="jpeg" src="http://mmbiz.qpic.cn/mmbiz_jpg/dx3KibwtDhvcE2dNZZsDGo0jwFuF60w0cG8E2dYiaj5Q6mIAq3OSX8lHQ4iba7LSNic5Ok3JjJ6IJf3kIBZIOLGxKQ/0?wx_fmt=jpeg" data-ratio="0.75" data-w="400"  /></p><p style="white-space: normal; padding-top: 8px; padding-bottom: 8px; font-family: &#39;Microsoft YaHei&#39;, 宋体, Arial; text-indent: 30px; color: rgb(51, 51, 51); line-height: 32px;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 福建中医药大学附属第二人民医院眼科主任陈胜说,“猪角膜”不是简单的猪角膜,而是经过特殊处理的 ,以防止其排斥反应,移植后,可以逐渐与自己原有的角膜组织长在一起 。此举将让更多角膜盲患者恢复光明。&nbsp;<br  />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 手术:移植1个月,能看5米外<br  /></p><p style="white-space: normal; padding-top: 8px; padding-bottom: 8px; font-family: &#39;Microsoft YaHei&#39;, 宋体, Arial; text-indent: 30px; color: rgb(51, 51, 51); line-height: 32px;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 陈胜主任介绍说,这例接受生物角膜移植的是1名81岁老兵。三四十年前,他右眼受伤,损伤了角膜,仅仅只能看见手指在眼前晃动,几近失明。&nbsp;<br  />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; “如果说人眼是一部相机,角膜就是这架复杂相机的镜头。”陈胜主任说,所以角膜受伤后,形成疤痕,光透不进去,老兵就看不见。&nbsp;<br  />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 7月5日,他为老兵进行生物角膜移植,把经过特殊处理的“猪角膜”移植到老兵的角膜上。&nbsp;<br  />陈胜说,现在生物角膜移植的技术已经成熟到哪层受损就移植哪层,医学上称为板层移植。角膜分为5个层级,分别是上皮细胞层、前弹力层、基质层、后弹力层和内皮细胞层。这次老兵移植的是前弹力层和深基质层。医生先把疤痕角膜剥离,再植入“猪角膜”,移植后的“猪角膜”逐渐和人的角膜长在一起。&nbsp;<br  />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 术后1个月,老人复查视力,已经恢复到0.12,也就是说他能看清5米开外人的五官。陈胜说,3~6个月后,视力会进一步恢复。&nbsp;<br  />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 揭秘:“猪角膜”如何入人眼?&nbsp;<br  />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 记者看到,“猪角膜”是薄薄、透明的一层胶质层,有点像隐形眼镜,人和猪毕竟不是一个物种,“猪角膜”入眼,不会排异吗?</p><p style="text-align:center"><img data-s="300,640" data-type="jpeg" src="http://mmbiz.qpic.cn/mmbiz_jpg/dx3KibwtDhvcE2dNZZsDGo0jwFuF60w0cRtEyk0TnIHfLJw57OADlu26D29aTk0TeibQHnWvo4InGOzAVeDqJmGg/0?wx_fmt=jpeg" data-ratio="0.7534246575342466" data-w="292"  /></p><p style="white-space: normal; padding-top: 8px; padding-bottom: 8px; font-family: &#39;Microsoft YaHei&#39;, 宋体, Arial; text-indent: 30px; color: rgb(51, 51, 51); line-height: 32px;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 陈胜主任解释说,这是经特殊处理的猪角膜。科学家们经过长期研究发现,猪的角膜参数和人比较接近,其携带的病毒不太容易传染给人类。然后通过脱细胞方法去除猪角膜的免疫原性,以防止产生免疫排斥反应。还要杀菌消毒,才移植到人眼里。而且“猪角膜”的层级、厚薄、大小都可以定制。&nbsp;<br  />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 据悉,这么高科技的“猪角膜”还是国货,我国具有自主知识产权。&nbsp;<br  />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 意义:角膜盲患者有了角膜来源&nbsp;<br  />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 陈胜说,角膜炎、角膜外伤、角膜肿瘤都有可能导致角膜盲。他说,过去,角膜移植要靠角膜捐献,由于多方因素,中国各地眼库的角膜来源稀缺,很多患者只能被动地等待捐献。而生物角膜移植手术的成功将为1/3~1/2的角膜盲患者提供角膜来源。</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-family: Arial, Verdana, sans-serif; font-size: 14px; line-height: 24px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(249, 249, 249);">广州市设备维修有限公司</span></p><p style="max-width: 100%; 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line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">全国统一免费服务热线:400-020-6788</span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">微信公众帐号:</span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><img data-ratio="1" data-type="jpeg" data-w="120" width="auto" src="http://mmbiz.qpic.cn/mmbiz/dx3KibwtDhvfCZvZq5PcthnDKlnnq3AalhbichW77J3B70osicTickklZybNKUZqc44DZ0oaWaHm2p0TaA9478icwPg/640?wx_fmt=jpeg" style="box-sizing: border-box !important; word-wrap: break-word !important; width: auto !important; visibility: visible !important;"  /></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">维修咨询:QQ: &nbsp;712638 404</span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">设备咨询: &nbsp; QQ: &nbsp;712638 405</span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">软件咨询:QQ: 712638 406</span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">配件咨询:QQ: &nbsp; 712638 407</span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">交流Q群:1106 11074</span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">网址:http://www.yiliaoshebeiweixiu.com</span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">电子邮箱:service@yiliaoshebeiweixiu.com</span></p><p><br  /></p>
               
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