Investors including Sanford Health and Itochu have added $9m to a series C round for the medical examination technology developer that now stands at $33.5m.

US-based medical examination technology developer Tyto Care secured an additional $9m on Wednesday from investors including hospital operator Sanford Health and conglomerate Itochu to boost its series C round to $33.5m.

The extension, which also featured Shenzhen Capital, adds to a first tranche in February 2018 that was led by insurance group Ping An’s Global Voyager Fund.

Pharmacy chain Walgreens, healthcare provider Cambia Health Solutions and drug developer Shanghai Fosun Pharmaceuticals also took part in the first close, as…