| Model Number |
016867 |
| Medical Device Problem Codes |
Loose or Intermittent Connection (1371); Loss of Data (2903)
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| Health Effect - Clinical Code |
No Clinical Signs, Symptoms or Conditions (4582)
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| Date of Event |
01/01/2022
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Type of Reportable Event
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Malfunction
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Additional Manufacturer Narrative
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Initial report reference to natus complaint#(b)(4).Device - natus quantum 64 - internal socket for cable connection becoming loose from casing and data loss following temporary disconnection of patient from main monitor, issues with re-connection.The reporter noted that this was not a problem with previous version of this technology.The report further noted that the patients being monitored are people with severe epilepsy and seizure data has been lost on a number of occasions.The value of the patient stay in the epilepsy monitoring unit is lost if the necessary diagnostic data is lost.Further investigation to be carried out.Follow up report to follow with model / udi and serial number.
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Event or Problem Description
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Device - natus quantum 64 - internal socket for cable connection becoming loose from casing and data loss following temporary disconnection of patient from main monitor, issues with re-connection.The reporter noted that this was not a problem with previous version of this technology.The report further noted that the patients being monitored are people with severe epilepsy and seizure data has been lost on a number of occasions.No injuries reported.
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Event or Problem Description
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Device - natus quantum 64 - internal socket for cable connection becoming loose from casing and data loss following temporary disconnection of patient from main monitor, issues with re-connection.The reporter noted that this was not a problem with previous version of this technology.The report further noted that the patients being monitored are people with severe epilepsy and seizure data has been lost on a number of occasions.No injuries reported.
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Additional Manufacturer Narrative
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Follow up report 001 reference to natus complaint#: (b)(4).Part and serial number and udi number to be confirmed.15-sep-2022: questionnaire received, confirmed there was no death or serious injury.Customer stated "the errors are two separate events however affecting the same recording system (long term video eeg) as a whole.It occurred on a number of headboxes, quantum 64 and quantum 128, and affected a number of patient's recordings." customer says this occurred multiple times between (b)(6) 2022.Patients were given anti-seizure medication to capture the seizure.Due to the failure of the recording, the seizures were not captured.Further hospitalization was then required to re-administer medication in order to re-record the seizures.Technical support confirms customer did not provide the actual serial number of the unit.15-sep-2022: customer confirmed the two units involved were quantum 64 headbox, and quantum 128 headbox.Customer no longer has these units, they have been sent to optima medical.Request made to technical support to reach out to optima medical to request the confirmation of the parts and serial numbers returned by the customer, as well as confirm if the parts are available to be returned to natus for evaluation.Per (b)(4) complaint histories are reviewed routinely per quality system requirements and any complaint trends are assessed and documented as part of these reviews.Acceptable risk associated with the complaint as per line 5.13 in doc-010378 xltek eeg psg risk analysis spreadsheet.Severity - 11, low risk.A risk review is not required as this complaint does not describe a new failure mode or new harm and the existing hazard severity and/or probability of occurrence has not changed.
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Additional Manufacturer Narrative
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Follow up report 002 reference to natus complaint# (b)(4).Udi number: (b)(4).26-sep-2022: optima confirms both parts are in their possession.Follow up made with technical service to request return of these products to natus.13-oct-2022: engineering provided an update stating this is a known issue, improvements implemented after march 2022."the solution for this issue is by replacing the amps with clear instructions to ops to pick the improved version only from our stock." 17-oct-2022: requested technical service to confirm if part can be arranged to be sent for replacement.31-oct-2022: update received from technical service confirmed customer was "asking why amps were coming with the incorrect firmware - the firmware was updated for the customer and it works fine." faillure confirmed: yes.Investigation result code: neuro sbu|connection issue.Closure rationale: complaint verified, expected behavior.The issue related to part 016867 was solved by shipping new replacement units.Low safety risk of harm, individual complaint related to issue stated.Complaint will be included in trending data for further review and investigation if needed.
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Event or Problem Description
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Natus quantum ii breakout main - internal socket for cable connection becoming loose from casing and data loss following temporary disconnection of patient from main monitor, issues with re-connection.The reporter noted that this was not a problem with previous version of this technology.The report further noted that the patients being monitored are people with severe epilepsy and seizure data has been lost on a number of occasions.No injuries reported.
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Search Alerts/Recalls
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