Objective The aim of this study was to compare the effectiveness of dynamical system cutterbar via nasal endoscope for adenoidectomy by mouth and rout curettage of adenoids.

目的比镜下经口动力系统器行腺样体术与常规腺样体刮术的疗效。

The machine has double revolving table cutterbar, pneumatic compact, high precision of process and saw cutting at the same time.

双转台，气动压紧，双锯头同时，加工精度高。