Jong-Kweon PARK,Seung Kook Ro,Sung Cheul Lee,Byung-Sub Kim,Jaegu Kim,Kornel Ehmann,Peidong Han
申请号：
US14926106
公开号：
US20170119431A1
申请日:
2015.10.29
申请国别(地区):
US
年份:
2017
代理人:
摘要：
According to an exemplary embodiment of the present invention, a trocar is provided. The trocar includes: a sharp end at least three concave cutting edges extended from the sharp end and at least three concave cutting surfaces forming the sharp end and the at least three cutting edges.
