Owlstone Medical Ltd. recently secured $27 million in the first close of its series E financing round for clinical trials and product commercialization based on its Breath Biopsy platform technology. The fundraise was led by Ventura Capital, joined by Aviva Ventures, Horizons Ventures and other existing investors.

Zap Surgical Systems Inc. reported closing a $78 million series E funding round led by Qingdao Baheal Medical Inc., with participation from other strategic investors. The new funds will be used to commercialize the company’s Zap-X gyroscopic radiosurgery platform for the non-invasive treatment of brain tumors.

Alzheon Inc. has raised $100 million in a series E financing round to push its oral drug candidate for early Alzheimer’s disease (AD), ALZ-801 (valiltramiprosate), through a late-stage, Apolloe4 study.