Medical device company MID Labs has raised $51m in a round featuring Softbank's Chinese divsion, to develop eye surgery devices and expand across the US and China.

US-based medical device developer MID labs secured $51m of venture funding on Thursday in a round that included SoftBank China Venture Capital, a corporate venturing subsidiary of telecommuncations company Softbank.

Investment firm OrbiMed, venture capital firms Frontline BioVentures and Sungent BioVenture, and private investor Allen Chao were also involved. in the round.

Founded in 1981, MID Labs develops products for vitreoretinal surgery.

Kai Chen, chief executive of MID Labs said: “We plan to use some of the proceeds from this…