Model Number 7122Q/65 |
Device Problems
Device Contamination with Body Fluid (2317); Device Dislodged or Dislocated (2923); High Capture Threshold (3266)
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Patient Problem
No Known Impact Or Consequence To Patient (2692)
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Event Date 01/20/2020 |
Event Type
Injury
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Manufacturer Narrative
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The results/method and conclusion codes along with investigation results will be provided in the final report.
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Event Description
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During a follow-up in clinic, a high capture threshold was noted on the right ventricular (rv) lead.X-ray imaging was performed and confirmed dislodgement of the rv lead.During the revision procedure, the helix was unable to rotate and the physician noted some blood in the proximal end of the rv lead and the connector.The rv lead was explanted and replaced.The patient was stable.
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Manufacturer Narrative
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As received, a complete lead was returned in one piece.Electrical testing did not find any indication of conductor fractures or internal shorts.The reported event of increased threshold and dislodgement was not confirmed.Visual inspection of the lead found the inner coil in the connector region to be over-torqued with blood noted in the connector region.After cleaning the blood off from the helix and applying torque directly to the inner coil, the helix could be extended and retracted.The reported event of a helix rotation issue was confirmed.The cause of the reported event of the helix rotation issue was isolated to the blood and the over-torqued inner coil in the connector region.The reported event of blood contamination in the proximal end of the lead was confirmed; the design of the lead does not seal against blood/body fluids.
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Search Alerts/Recalls
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