The dispenser is fitted with a protective sleeve adapted to cover the endoscope during the endoscopicprocedure.
配合器配有保护性的套筒，保护性的套筒适用于在内窥镜检查过程中覆盖内窥镜。
2
ERCP is safe when performed by surgeons who have had specific training and are experienced in this specialized endoscopicprocedure.
在经过特别训练并具有丰富经验的外科医师的操作下，内镜逆行胰胆管造影(ERCP)是安全的。
3
Conclusion ESD is an effective and safe endoscopicprocedure to remove GISTs. The main complications are bleeding and perforation, which, however, can be cured.