目的回顾性分析前列腺等离子剜除术(plasmakinetic enucleation of the prostate,PKEP)治疗大体积前列腺增生的临床效果及安全性。方法收集2017年1月—2019年12月我院泌尿外科采用PKEP治疗大体积前列腺增生患者的资料,包括入院时及出院...目的回顾性分析前列腺等离子剜除术(plasmakinetic enucleation of the prostate,PKEP)治疗大体积前列腺增生的临床效果及安全性。方法收集2017年1月—2019年12月我院泌尿外科采用PKEP治疗大体积前列腺增生患者的资料,包括入院时及出院后患者国际前列腺症状评分(International Prostate Symptom Score,IPSS)、男性性健康量表(Sexual Health Inventory for Men,SHIM)、男性性健康问卷-射精障碍(Male Sexual Health Questionnaire-Ejaculation Disorder,MSHQ-EJD)、最大尿流率(maximum flow rate,Qmax)及残余尿。本研究主要疗效终点为基线到术后1年IPSS总分及Qmax变化,主要安全终点为出现勃起功能障碍、射精障碍、真性尿失禁。结果本组患者基线IPSS(23.2±6.3)分,术后1年IPSS(6.2±5.0)分(P<0.0001);国际前列腺症状评分生活质量(International Prostate Symptom Score qu,IPSS QOL)从基线时的(4.6±1.0)分降至术后1年(1.3±1.5)分(P<0.0001);基线Qmax(8.7±3.4)mL/s增至术后1年(21.1±12.1)mL/s(P<0.0001);MSHQ-EJD基线平均得分(7.8±2.2)分下降到(7.0±1.7)分。SHIM评分从基线(15.1±3.4)分到1年随访(15.9±2.9)分。术后ED例数较术前有所减少。术后随访1年,17例患者(23.3%)出现射精功能障碍,没有出现永久性尿失禁的患者。结论PKEP治疗大体积前列腺增生具有腺体切除彻底、术中安全、术后并发症少等优点,且其使用设备和医疗耗材成本更低,在基层医院具有很高的应用价值。展开更多
The performance of an optical switching network is mainly determined by its core node structure. An improved optical packet switching (OPS) node structure based on recirculation optical fiber delay line (FDL) and ...The performance of an optical switching network is mainly determined by its core node structure. An improved optical packet switching (OPS) node structure based on recirculation optical fiber delay line (FDL) and feedback tunable wavelength converter (TWC), and a specific scheduling algorithm for the node structure are presented. This switching structure supports both point-to-point and point-to-multi- points broadcasting transmission with superior capacity expansion performance. Its superiority in packet loss probability is proved by simulation.展开更多
文摘目的回顾性分析前列腺等离子剜除术(plasmakinetic enucleation of the prostate,PKEP)治疗大体积前列腺增生的临床效果及安全性。方法收集2017年1月—2019年12月我院泌尿外科采用PKEP治疗大体积前列腺增生患者的资料,包括入院时及出院后患者国际前列腺症状评分(International Prostate Symptom Score,IPSS)、男性性健康量表(Sexual Health Inventory for Men,SHIM)、男性性健康问卷-射精障碍(Male Sexual Health Questionnaire-Ejaculation Disorder,MSHQ-EJD)、最大尿流率(maximum flow rate,Qmax)及残余尿。本研究主要疗效终点为基线到术后1年IPSS总分及Qmax变化,主要安全终点为出现勃起功能障碍、射精障碍、真性尿失禁。结果本组患者基线IPSS(23.2±6.3)分,术后1年IPSS(6.2±5.0)分(P<0.0001);国际前列腺症状评分生活质量(International Prostate Symptom Score qu,IPSS QOL)从基线时的(4.6±1.0)分降至术后1年(1.3±1.5)分(P<0.0001);基线Qmax(8.7±3.4)mL/s增至术后1年(21.1±12.1)mL/s(P<0.0001);MSHQ-EJD基线平均得分(7.8±2.2)分下降到(7.0±1.7)分。SHIM评分从基线(15.1±3.4)分到1年随访(15.9±2.9)分。术后ED例数较术前有所减少。术后随访1年,17例患者(23.3%)出现射精功能障碍,没有出现永久性尿失禁的患者。结论PKEP治疗大体积前列腺增生具有腺体切除彻底、术中安全、术后并发症少等优点,且其使用设备和医疗耗材成本更低,在基层医院具有很高的应用价值。
基金supported by the National Natural Science Foundation of China (Nos.60632010 and 60572029)the National "863" Project of China
文摘The performance of an optical switching network is mainly determined by its core node structure. An improved optical packet switching (OPS) node structure based on recirculation optical fiber delay line (FDL) and feedback tunable wavelength converter (TWC), and a specific scheduling algorithm for the node structure are presented. This switching structure supports both point-to-point and point-to-multi- points broadcasting transmission with superior capacity expansion performance. Its superiority in packet loss probability is proved by simulation.