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Stenting of strictures close to the upper esophageal sphincter with the Polyflex stent
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作者 Jesús García-Cano María Muoz-Sánchez Julia Morillas-Ario 《World Journal of Gastrointestinal Endoscopy》 CAS 2009年第1期65-67,共3页
Stent insertion in strictures in the upper cervical esophagus present special difficulties,such as patient discomfort and worry due to continuous neck globus sensation and a metallic taste.Additionally,the endoscopist... Stent insertion in strictures in the upper cervical esophagus present special difficulties,such as patient discomfort and worry due to continuous neck globus sensation and a metallic taste.Additionally,the endoscopist needs to have great skill to properly adjust the proximal stent end.We present the experience of stenting high cervical esophageal strictures with a selfexpanding plastic stent(Polyflex),in three tumoral and one postoperative benign stenosis.Dysphagia disappeared and the endoprosthesis was well tolerated.The Polyflex stent seems to be suitable for insertion in the upper esophagus. 展开更多
关键词 polyflex DYSPHAGIA ESOPHAGEAL STENT
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超微粒聚合物助留剂在静电复印纸中的应用 被引量:1
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作者 肖守玉 李宝国 《纸和造纸》 北大核心 2003年第z1期10-11,共2页
本文简要介绍了新型超微粒聚合物助留剂POLYFLEXCP.3(以下简称CP.3)的特性、使用工艺条件、操作要点及注意事项。比较了CPAM+CP.3微粒助留系统与CPAM+膨润土助留系统在生产中的应用效果。结果表明CPAM+CP.3微粒助留系统的助留、助滤效... 本文简要介绍了新型超微粒聚合物助留剂POLYFLEXCP.3(以下简称CP.3)的特性、使用工艺条件、操作要点及注意事项。比较了CPAM+CP.3微粒助留系统与CPAM+膨润土助留系统在生产中的应用效果。结果表明CPAM+CP.3微粒助留系统的助留、助滤效果较好。表现在吨纸成本下降200多元,纸机车速提高30m/min,产量增加,经济效益显著。 展开更多
关键词 polyflex CP 3 应用条件 操作要点 经济效益
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