General Electric has made its third investment in the blood flow monitoring technology developer, which has reportedly raised $75m since 2012.

Israel-based medical device developer Ornim closed the $20m first tranche of its series C round on Wednesday, securing capital from backers including General Electric’s corporate venturing fund, GE Ventures.

China-headquartered venture capital fund LongTec HongTao China Ventures led the round, investing together with healthcare-focused investment firm OrbiMed and undisclosed existing investors.

Ornim’s lead product is a patient monitoring system called C-Flow that uses near-infrared light and ultrasound pulses to measure blood flow or perfusion to the brain and other vital…