手持根管器械
handle endodontic instrument
ProTaper手用根管器械
hand ProTaper NITI instrument
根管扩大
Widening of root canal
nerve root canal enlargement
塔波特根管扩大针
Talbot s root canal reamer
根管手术显微镜
dental operating microscope
手术器械管理系统
surgical apparatus management system
扩大根治
Extended radical resection
扩大根治术
The extended radical operation
Extended radical resection
extended radical operation
extensive radical resection
Extended pancreaticoduodenectomy
Super-radical excision
扩大根治性切除
Extended radical resection