Korea Advanced Institute of Science And Technology
发明人:
Doo Yong Lee,Hye Hyun Han,Yun Jin Gu,Seung Gyu Kang,Myeong Jin Kim,Cheong Jun Kim,Seong Pil Byeon,Young Gi Jung,Su Bon Kim,Hyun Seok Lee,Dong Myoung Lee,Su Hwan Park,Ji Hye Hwang
申请号：
US15563175
公开号：
US10363395B2
申请日:
2015.04.01
申请国别(地区):
US
年份:
2019
代理人:
摘要：
The present invention relates to a direction-controllable drug injection catheter. According to the present invention, provided is the catheter extending along a central axis “A” including a drug injection part in which a drug injection channel has been formed； a channel opening and closing means which opens and closes the drug injection channel； and a steering structure which is rotationally asymmetric with respect to the central axis “A” and varies according to a pressure change of the drug injection channel for the purpose of steering.
