1.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.
目的比较鼻内镜下经口动力系统割器行除术与常规刮除术的疗效。
2.The machine has double revolving table cutterbar, pneumatic compact, high precision of process and saw cutting at the same time.