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Merge cardio is a system intended to be used to acquire, store, print, transfer, and archive clinical information from merge healthcare and other vendors systems including images, hemodynamic studies and reports, measurements (via import from dicom structured reporting, text files or optical character recognition of measurements captured on images) and cardiology signal (waveform) data.Merge cardio is intended to allow users to review diagnostic and non-diagnostic quality images, annotate studies, perform digital subtraction on images, to perform quantitative measurements on images (including but not limited to quantitative coronary analysis, left ventricular analysis, time, area, length, velocity, angle, volume, and velocity-time integrals), to generate physician generated clinical reports (via structure reporting and template based tools), and to store this information in a database.On (b)(6) 2020, during internal testing of a new release by merge healthcare, it was found that the length measurements import to the depth location in the vein measurement table for the vein anatomy of the leg.This occurs in the 5.0 version of vascular reporting which is currently in cardio versions 11.0-12.0.1.Depth measurements currently do not map so they were not overwritten.The issue is that length measurements populate the depth fields.This was found to impact all of the veins for lower extremities.There have been zero reports of this issue by a customer.Due to length measurements populating the depth field, there is a potential for misdiagnosis.However, there are zero reports of impact to a patient and no customers have reported this issue.Reference complaint-(b)(4).
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This supplemental report is submitted to the fda in accord with applicable regulations and as indicated by merge healthcare in the initial report submitted 03/18/2020.After futher investigation and work to correct mapping strings, it was confirmed that the issue of incorrect measurements mapping to the clinical cardio report was resolved.No further action is required.There were no reports of death, serious injury or injuries that were directly caused or contributed to as a result of this issue.There were no customer reports of this issue.Revised information contained in this supplemental report includes the following: h6 - evaluation codes: health effect - clinical code 4582 no clinical symptom/sign health effect - impact code 2199 no health consequences or impact medical device problem code 1449 application program problem: parameter calculation error type of investigation 10 testing of actual/suspected device investigation findings 3200 incorrect data definition investigation conclusions 143 quality control deficiency h10 - indication of additional manufacturer information is contained in this follow-up report.
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