猪供肺获取技术的训练与评估

Zhe Wang, Manying Chen,Huiqing Lin,Feng Tian,Bo Ye, Mingyao Liu

Organ Transplantation(2017)

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Abstract
目的 探讨猪供肺获取手术的技术训练方法与评估指标.方法 总结15只猪供肺获取手术的手术技巧,评估手术时间、灌注前的客观评价指标、灌注后的大体观、术中操作失误及频率等.结果 15只猪供肺获取手术均顺利完成.从切皮到肺灌洗开始平均时间为22.6 min.灌注前供肺的氧合指数为(501±68)mmHg,潮气量为(404±100)mL(15 mmHg压力支持下),静止顺应性为(29±4)mL/cmH2O,随着操作次数增加,氧合指数和潮气量有所改善.供肺灌注后大部分肺膨胀良好.手术出现多种操作失误,包括解剖操作性失误、肺动脉插管相关失误、步骤性失误等,随着操作次数增加,失误频率明显减少.结论 经过一定量的猪肺获取手术的训练,术中步骤性失误明显减少,肺质量也会有改善趋势.氧合指数等客观指标和供肺大体观可评估手术技术水平.
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Key words
Lung transplantation,Swine,Donor lung procurement,Animal surgery,Lung perfusion,Static compliance,Airway pressure,Tidal volume,Oxygenation index
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