Thawer, Alim,Hayes, Matthew James,Le Masne, Quentin,Jeannerot, Fabien
申请号：
AU2018262696
公开号：
AU2018262696A1
申请日:
2018.05.03
申请国别(地区):
AU
年份:
2019
代理人:
摘要：
A system determines the location of a tip (106) of a hypodermic needle (104) by moving a needle along a path (108), shining light from two sources onto respective portions of the path, and analysing signals received from the respective light sources that have been reflected by the needle.
