Investors are backing neurostimulation device company Stimdia Medical Inc. with $16 million, in the first tranche of a series B offering expected to total $30 million. The Minneapolis-based company is developing a device that stimulates the phrenic nerves in a patient’s neck to exercise the diaphragm during mechanical ventilation and minimize ventilation-induced diaphragmatic dysfunction (VIDD).

The U.S. FDA has given Resapp Health Ltd. the green light for its 510(k) Sleepcheckrx app to detect moderate to severe sleep apnea in adults as a prescription-only software-as-a-medical device. The FDA cleared the app as a class II medical device. Brisbane, Australia-based Resapp submitted the 510(k) premarket notification to the FDA in November 2021 for Sleepcheckrx for at-home sleep apnea screening.