The following were reviewed as part of this investigation: patient severity, complaint and lot history review, applicable previous investigation(s), sample (if available), labeling, applicable manufacture records, and applicable fmea documents.Based on a review of this information, the following was concluded: the complaint of a damaged probe cover is confirmed; however, the exact cause is unknown.One 48 in.Probe cover was returned for evaluation.An initial visual observation showed a clear viscous fluid (most-likely ultrasound gel) within the probe cover.An approximately 2 cm long hole was observed in the probe cover near its distal end.A microscopic observation revealed the material of the probe cover appeared to be torn with some plastic deformation around its edges.It was not possible to determine if the probe cover was damaged prior to, during, or after use.As a note, the product ifu cautions: ¿always snap the needle guide on to the probe hook.Do not slide the needle guide on to the needle guide hook, as the sterile sheath may tear.¿.
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