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目的探讨系统呼吸功能锻炼指导光碟在食管癌患者围手术期的应用效果。方法将食管癌手术患者100例按入院时间分为对照组和实验组各50例。对照组采用传统方法进行呼吸功能锻炼,实验组采用系统呼吸功能锻炼指导光碟进行呼吸功能锻炼。观察两组患者呼吸功能锻炼的配合程度,术后2h、拔除气管插管当天及拔除气管插管后第2天肺部X线摄片情况。结果实验组患者呼吸功能锻炼配合程度显著优于对照组,术后拔除气管插管当天及第2天肺部X线摄片正常率显著高于对照组(均P0.05)。结论使用系统呼吸功能锻炼指导光碟对食管癌患者进行呼吸功能锻炼,更能保证锻炼的有效性,从而有效地减少肺部并发症的发生。 相似文献
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目的探讨超声在评估肝癌肝动脉栓塞术后肝硬变受损程度方面的价值.方法对43例原发性肝癌患者进行了肝动脉栓塞术前与术后临床肝功能检查及超声分析.结果多次肝动脉栓塞术后肝硬变程度加重,根据Child‘s分级肝功能下降率达67.4%,超声检查肝硬变加重率达70%.两者检查结果相一致.结论超声观察肝内回声的变化对评估多次肝癌肝动脉栓塞术后肝功能损害程度有重要作用. 相似文献
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BACKGROUND: The physiological environment of oral cavity is very complex. Dental restoration materials exposed to the weakly acidic body fluids in the long term, and were in the complex influences including physical, chemical, biological and mechanical and other factors. Therefore, the evaluation of biocompatibility for dental materials is the focus of research before entering the clinical trials, and also the important technical indicators to
ensure the clinical safety.
OBJECTIVE: To preliminarily evaluate the biocompatibility of ZrO2 and Al2O3 ceramic composites.
METHODS: The experiment was divided into six groups: ZrO2 and Al2O3 (1:1) 100% extract group, ZrO2 and Al2O3 (1:1) 50% extract group, ZrO2 and Al2O3 ( 4:1) 100% extract group, ZrO2 and Al2O3 (4:1) 50% extract group, and the volume fraction of 0.64% phenol positive control group and 100% fresh medium of negative control group. Acute hemolysis and in vitro cytotoxicity experiments were conducted according to the biological evaluation standards and requirements of GB-T16886 15-2003 medical devices. The effects of the above six groups of extracts on rabbit blood cells and L-929 mouse fibroblast cells were tested respectively.
RESULTS AND CONCLUSION: There was no significant difference in the absorbance values between different concentrations of experimental groups and negative control group (P > 0.05). The cytotoxicity rating of all experimental groups was 0-1 grade. The hemolysis rates in the ZrO2 and Al2O3 (1:1) 100% extract and ZrO2 and Al2O3 (4:1) 100% extract groups were 1.27% and 2.4% respectively, less than the accepted safety standards of 5%. These results demonstrate that the acute hemolytic experiment and in vitro cytotoxicity experiment of (1:1), (4:1) ZrO2 and Al2O3 ceramic composites are all negative, and all have good cytocompatibility and blood compatibility. 相似文献
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黄红燕 《中外妇儿身心保健》2014,(8X):231-231
目的:探讨中医在冠心病治疗中的临床效果。方法:对来我院诊治的60例患者的入院资料进行分析,将其随机分为两组。对照组采用西医治疗,实验组采用中医治疗,比较两组治疗效果。结果:实验组86.7%治疗效果较好,高于对照组(66.7%)(P<0.05);实验组93.3%对我院总体满意,高于对照组(73.3%)(P<0.05);患者治疗(12.8±6.7天)后痊愈,短于对照组(P<0.05)。结论:冠心病发病率较高,临床上采用中医治疗效果较好,能够改善患者症状,值得推广使用。 相似文献
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用电子散斑干涉技术作磁力扩弓效应的实验研究 总被引:3,自引:0,他引:3
目的:对利用钕铁硼永磁体制成的磁力扩弓装置扩大上颌后上颌复合体产生的瞬时初始生物力学效应进行研究。方法:选取一具年龄在12岁新鲜的人尸体头颅骨为实验对象,保持完整的上腭黏膜,保留颅颌骨缝间纤维及牙周膜。磁力扩弓分别在1、5、15、30、60min进行观察。使用电子散斑干涉仪测量扩弓后上颌骨表面的离面位移和变形,并与微机图象处理相结合。结果:整个上颌骨及其周围邻接骨,相应的牙齿显现出清晰的干涉条纹,随着时间的变化,在上颌复合体的不同部位所产生条纹的密度和形状均不相同。结论:磁力扩大上颌的初始应力效应主要传导在上颌复合体的深部结构上。 相似文献
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目的观察肺癌手术患者应用视听教材、进行胸部物理治疗(CPT)的效果。方法将肺癌患者40例按入院先后随机分成2组,每组20例,研究组使用视听教材并进行CPT;对照组采用常规护理方法,比较术后血气分析、并发症情况。结果术后第1天PO2、PCO2两组比较差异无统计学意义(P>0.05);术后第3天研究组PO2明显升高,PCO2明显降低,与对照组比较差异有统计学意义(P=0.000)。肺不张、胸腔积液、感染等并发症发生率研究组(15%)低于对照组(45%),差异有统计学意义(P=0.038)。结论肺癌患者围术期应用视听教材、接受CPT后,能明显改善了气道通气功能,降低并发症。 相似文献