Flexible tubular portion of endoscope and endoscope having this flexible tubular portion

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专利权人:

发明人:

Taro Iede

申请号：

US14173192

公开号：

US09820633B2

申请日:

2014.02.05

申请国别(地区):

US

年份:

2017

代理人:

摘要：

A flexible tubular portion of an endoscope includes a spiral tube portion. The spiral tube portion includes a closely wound portion to at least a part of which an initial tension is applied, and a sparsely wound portion provided at least at one end of the closely wound portion.

来源网站：

中国工程科技知识中心

来源网址：

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