The customer reported that on (b)(6), 2015, the companion 2 driver exhibited an incorrect left pressure alarm while supporting a patient at the (b)(6).The patient was subsequently switched to the backup companion 2 driver.There was no reported adverse patient impact.This alleged failure mode poses a low risk to the patient because it did not prevent the companion 2 driver from performing its life-sustaining functions.The companion 2 driver will be returned to syncardia for evaluation.The results of the investigation will be provided in a follow-up mdr.
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The customer reported that on (b)(6) 2015, the companion 2 driver exhibited an "incorrect left pressure" alarm while supporting a patient at (b)(6).The patient was subsequently switched to the backup companion 2 driver.There was no reported adverse patient impact.Companion 2 driver s/n (b)(4) was returned to syncardia for evaluation.The patient file was copied and reviewed, which confirmed the "left pressure incorrect" alarms as reported by the customer.During failure investigation testing, a malfunction of the left electronic pressure regulator was found to be the root cause of the customer reported issue.The left electronic pressure regulator was replaced, the driver was serviced, and passed all final performance testing.Despite the customer reported "left pressure incorrect" alarms, risk to the patient was low because the companion 2 driver continued to perform its life-sustaining functions.This issue will continue to be monitored and trended as part of the customer experience process.Syncardia has completed its evaluation of this complaint and is closing this file.
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