Essenz HLM (Heart-Lung Machine), REF: 49-00-10, with Software

Reason: Heart-Lung Machine GUI touchscreen may go dark for 10-15 seconds, safety/performance functions remain operational before reset, control maintained through backup control panel, but second reset may occur, may lead to gas blender standby, then gas blender must be reactivated using user interface on blender, sensors deactivated until new case started; GUI reset can lead to Hypoxia and Hypoperfusion.

Code information: UDI-DI: 04033817903062. Software Version: 1.5. Serial Numbers: 49PK00436, 49PK00108, 49PK00374, 49PK00479, 49PK00480, 49PK00481, 49PK00093, 49PK00091, 49PK00092, 49PK00163, 49PK00497, 49PK00498, 49PK00219, 49PK00223, 49PK00224, 49PK00225, 49PK00226, 49PK00241, 49PK00255, 49PK00292, 49PK00291, 49PK00293, 49PK00490, 49PK00487, 49PK00488, 49PK00278, 49PK00274, 49PK00277, 49PK00275, 49PK00276, 49PK00273, 49PK00457, 49PK00458, 49PK00459, 49PK00455, 49PK00456, 49PK00290, 49PK00288

Distribution pattern: US Nationwide distribution in the states of CA, VA, GA, IN, NJ, FL, CO, MS, NV.