It was reported that a potential problem with high pressures developing shortly into the use of the device (within 24 hours) were noticed.The pressure drop increased.No additional patient effects or specifics have been reported.The product was replaced during treatment.Multiple units have been used on this one patient.Pediatric units have been swapped out for an adult capacity unit.Additional information received 06/23/2015: the first membrane was replaced on the (b)(6) at 10pm.The trans-membrane pressure increased from approx 50 (4/27, 10am) to 100 (4/28, 6pm).The post-membrane pressure was stable at -120 mm hg throughout.The pre-membrane increased from -170 to -245 blood flow approximately.85lpm; gas flow approximately 3lpm 5+ days of use.No patient effect is attributed to the changes of devices.Support was withdrawn at the families request after 48 days of ecmo.The lungs were not recovering/healing.(b)(4).
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