目的比较多功能复苏套管和传统气管插管的置管时间，验证多功能复功套管的起搏功能。
Objective to compare the tracheal intubation time between the multi-functional resuscitation intubation tube and the traditional tube, as well as to verify the pacemaker function.
方法选择12只狗，先作为第1组，然后再作第2组。第1组置传统气管插管，第2组置多功能复苏套管。
Methods We selected 12 dogs to install traditional endotracheal intubation as group 1, and then to install the multi-functional resuscitation intubation tube as group 2.
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