第二章——气道管理（26-30）
祁冬冬
第二章——气道管理前次链接：
第二章第5次
26.Afterrapidsequenceinductionofgeneralanesthesia,apatientisunabletobeintubated.Subsequentattemptsatventilationbyfacemaskandasupraglotticairwaydevicearealsounsuccessful.Oneofthefollowingstatementsregardingtranstrachealjetventilationandsurgicalcricothyrotomyinthissituationismostcorrect:
快速诱导后，患者插管困难。随后尝试进行面罩通气和声门上通气设备也失败。在这种情况下，关于高频喷射通气和环甲膜切开术描述最正确的是：
A.Transtrachealjetventilationdoesnotrequireapatentnaturalairway
B.Ventilationthroughasurgicalcricothyrotomyallowsbothinhalationandexhalationtooccur
C.Thedevelopmentoflaryngospasmduringventilationthroughacricothyrotomywouldrapidlycausepulmonaryoverinflationandbarotrauma（气压伤）
D.Transtrachealjetventilationcanbecontinuedforalongerperiodoftimethancanventilationviaacricothyrotomy
答案及解析：B.
The“cannotintubate,cannotventilate”scenarioisanemergencyandnecessitatesimmediateinvasiveairwayaccesstopreventanoxicinjury.Twooptionsincludetranstrachealjetventilationandsurgicalcricothyrotomy.Transtrachealjetventilationrequiresthattheairwaybecannulatedinsomeway.Inemergentcircumstances,thismaybeac
