Understand dressing of all sorts of medical apparatus and instruments, mercery, include cap of operation garment pants, shoe to wait to use and run circumstance, make sure complement changes, avoid to affect an operation to undertake.

• 了解各种医疗器械、布类敷料，包括手术衣裤、鞋帽等使用和运转情况，保证补充更换，避免影响手术进行。