TISSUE DILATORS
- 专利权人:
- 发明人:
- Paul D. Richard
- 申请号：
- US15466904
- 公开号：
- US20170340866A1
- 申请日:
- 2017.03.23
- 申请国别(地区):
- US
- 年份:
- 2017
- 代理人:
- 摘要：
- A tissue dilator includes a plurality of segments pivotable between a first configuration to define a first channel, and a second configuration, to define a second channel, larger in size than the first channel.
- 来源网站：
- 中国工程科技知识中心
