Res Med, one of the world's largest suppliers of CPAP (Continuous Positive Airway Pressure} machines, used in the treatment of sleep apnea, today announced a worldwide voluntary recall of approximately 300,000 of its early production S8 flow generators. The recall was prompted by the remote possibility of a short circuit in the power supply connector.

Res Med states: Patients may continue to use their S8 flow generators until they receive a replacement device. As with any electrical device,...