The emerging methodology of federated learning can overcome many of the ethical and privacy obstacles preventing patient data from being pooled for analysis, according to research published this week.

A large-scale U.K. clinical trial of a portable electronic nose device has shown it is possible to distinguish bacterial from viral infection in an unselected population of patients presenting with a respiratory tract infection (RTI) symptoms, at the point of care.

DUBLIN – Versantis AG raised CHF16 million (US$16.1 million) in a series B round to progress clinical trials of a liposomal-based fluid in development for eliminating ammonia and other toxic metabolites from the circulation of patients in acute stages of liver failure who are undergoing peritoneal dialysis.

Croívalve, a Dublin-based startup supported by Enterprise Ireland that is developing a treatment for tricuspid regurgitation (TR), recently secured €4 million (US$4.4 million) in additional financing. The financing includes €2.5 million from the EU's Horizon 2020 SME Instrument grant and €1.5 million from Broadview Ventures and current investors Halo Business Angel Network Medtech and Irrus Syndicates, Atlantic Bridge University Fund and Sos Ventures. The funding will accelerate the development of the company's technology into first-in-human (FIH) studies.

LONDON – Kaia Health Software GmbH closed an $8 million funding round that it will use to accelerate U.S. commercialization of its digital health apps for managing musculoskeletal disorders and chronic obstructive pulmonary disease (COPD).

HONG KONG – Dreamed Diabetes Ltd., of Petah Tikva, Israel, has received both FDA clearance and the CE mark for an insulin dosing decision support software based on artificial intelligence (AI).

LONDON – Cmr Surgical Ltd. has again broken the record for a private financing round for a European med-tech company, raising £195 million (US$240 million) in a series C that will fund global commercialization of its portable robotic surgery system, Versius. Since the record-breaking series B in May 2018, when it raised $100 million, Cmr has set up offices in four continents and completed 30 first-in-human procedures. Currently, there are no commercial users, but the company now employs more than 400 people.