The most probable root causes associated with this failure mode are software/data corruption or misuse.However, mitigations are in place to reduce and prevent such issues.All vital functions are monitored by the system and, when necessary, function is suspended to safeguard against inaccurate results.Labeling is provided to instruct the user on the intended use of all vital parts of the system to minimize misuse.All complaints and complaint trends are investigated to determine if there is a product defect/ deficiency.If a product defect/ deficiency is identified, a risk evaluation is completed and compared to the risk management report, to ensure the risk profile has not changed.Additionally, as a part of abbott¿s post-market surveillance process, all risk evaluations with associated complaint data are reviewed annually to determine if the risk profiles have changed as compared to the product risk management reports.These monitoring processes ensure that all product risk profiles remain acceptable and have a positive benefit/ risk ratio.An extended investigation has been performed for the reported complaint and there was no indication that the product did not meet specification.The customer reported missing low glucose alarms.The reported issue was investigated per doc49410 revision b and attempted to be replicated.Per the abbott diabetes care compatibility guide for the freestyle librelink app art39109-001, the reported configuration of ios 17.2.1 is not compatible with the freestyle librelink app.The latest revision of the compatibility guide is available to the customer on the abbott diabetes care website.As the compatibility guide is provided to the customer and the incompatible configurations were used, this complaint is not confirmed to use.The device manufacturing date does not apply.The date entered in section h4 is the date abbott diabetes care became aware of the event.All pertinent information available to abbott diabetes care has been submitted.
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An alarm issue was reported with the adc device in use with an iphone 13 pro max phone with ios 17 operating system version.The low and high glucose alarms did not sound and customer was not alerted of changes in glucose level.As a result, the customer experienced "heart cavitations", sweating, and a loss of consciousness.Customer was unable to self-treat and was was treated with "paracetamol plus - ibuprofen", chocolate flake bar, and jaffa cake by a healthcare provider.Unspecified readings were also taken on a healthcare provider meter.There was no report of death or permanent impairment associated with this event.
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