Spacelabs Healthcare XPREZZON Bedside Monitor, Model 91393. The Spacelabs Healthcare XPREZZON Bedside Monitor passively displays data generated by Spacelabs parameter modules, Flexport interfaces, and other Spacelabs SDLG based products as waveform and numeric displays, trends and alarms. Key monitored parameters available on the model 91393, when employing the Spacelabs Command Module consist of EGG, respiration, invasive and noninvasive blood pressure, Sp02, temperature and cardiac output.