Advance and retreat assist tool for endoscopic treatment instrument

• 收藏
• 分享

专利权人:

发明人:

Tetsuhiro Yamada

申请号：

US14477379

公开号：

US09538905B2

申请日:

2014.09.04

申请国别(地区):

US

年份:

2017

代理人:

摘要：

An advance and retreat assist tool includes a base unit, an attachment portion which attaches the base unit to a treatment instrument insertion portion so that the base unit is rotatable around a central axis of a treatment instrument insertion hole portion, and a first tubular member. The advance and retreat assist tool further includes a rotary portion and an advance and retreat mechanism.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/