There was one malfunction event reported with the abutment having an engagement/snapping issue.Product was returned for investigation.An examination of the product revealed no deformation or damage was observed.A review of the device history record did not note any non-conformances.So, the conclusion was determined to have been manufactured to specification.The returned product passed ivt test.Therefore, the product functioned as designed.A conclusion may be drawn that the connection was a usage issue in the field.(b)(4).
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