Catalog Number 209999 |
Device Problems
Computer Software Problem (1112); Output Problem (3005)
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Patient Problem
No Known Impact Or Consequence To Patient (2692)
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Event Date 07/08/2019 |
Event Type
malfunction
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Manufacturer Narrative
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As part of normal complaint follow-up, an evaluation of the event has been initiated by mako surgical.A supplemental report will be submitted when additional information becomes available.
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Event Description
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Mako tha software measured cup anteversion at 24 degrees.Post-op x-rays measure 9 degrees of anteversion.Dr.(b)(6) expressed concern regarding the discrepancy and would like someone to review the case and x-rays.Case type: tha.
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Manufacturer Narrative
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"reported event: an event regarding incorrect landmark selected involving 3.0 rio robotic arm - mics, catalog: 209999 was reported.Method & results: device history review: a review of the dhr associated with rio 482 found quality inspection procedures successfully passed.Complaint history: a search of the complaint database under device identification pn 209999 reports similar complaints for tha software - incorrect landmark selected.The complaint record numbers are: (b)(4).Conclusion: a review of this case had several findings.Bone registration had an rms error of.54 mm in addition to this there was a large discrepancy between the anterior ct landmark and anterior patient landmark.This can lead to an undesirable rotation in the transform.I was able to confirm that there was red visual present on the inferior edge of the acetabulum.I was "able" to confirm that the application showed a cup version of 23 and inclination of 37 but was unable to confirm the stated version based on x-rays as x-rays were not provided.".
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Event Description
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Mako tha software measured cup anteversion at 24 degrees.Post-op x-rays measure 9 degrees of anteversion.Dr.(b)(6) expressed concern regarding the discrepancy and would like someone to review the case and x-rays.Case type: tha.
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Search Alerts/Recalls
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