A embryo microinjection robot has been constructed and used for automated Morpholino injections into zebrafish embryos. The system injects 15 embryos/min through the chorion with 99% successful injection, 98% survival, and 98.5% notail phenotype when a ntl Morpholino is used.

Wang W, Liu X, Gelinas D, Ciruna B, Sun Y. A Fully Automated Robotic System for Microinjection of Zebrafish Embryos.
PLoS ONE. 2007 Sep 12;2(9):e862.