Bionaut Labs, a company that uses microscale robots to revolutionize the treatment of central nervous system (CNS) diseases and disorders, announced $43.2M in a Series B round of financing led by Khosla Ventures, bringing the company's total financing raised to date to $63.2 million.

Also participating in the round are new investors Deep Insight, OurCrowd, PSPRS, Sixty Degree Capital, Dolby Family Ventures, GISEV Family Ventures, What if Ventures, Tintah Grace and Gaingels, along with all existing investors - Upfront Ventures, BOLD Capital Partners, Revolution VC, and Compound.