Bridge Neurotech raises $13.5M to read brains with ultrasound, no implant

Bridge Neurotech came out of stealth on Tuesday with $13.5M in funding. It plans a brain-computer interface that needs no surgery and no implant. The startup wants to use ultrasound to read brain activity through the skull. It also signed a research deal with Butterfly Network, which makes chip-based ultrasound devices.

General Catalyst, reMind Capital, Sunflower Capital and Scott Sandell backed the round, Will Biederman wrote in a founder’s letter. WIRED, which reported the launch first, said Bridge plans a wearable device. Emily Mullin wrote for WIRED that this puts it up against Merge Labs. The Sam Altman-backed startup is also building an interface powered by ultrasound.

What Bridge is building

Bridge is developing a functional ultrasound imaging platform, known as fUSI. AI models then decode the brain signals it picks up. Biederman founded the company this year in Silicon Valley.

Its first human study is now...

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