Model Number 0292 |
Device Problems
Failure to Capture (1081); Device Contamination With Biological Material (2908); Device Dislodged or Dislocated (2923)
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Patient Problem
No Consequences Or Impact To Patient (2199)
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Event Date 02/21/2018 |
Event Type
Injury
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Manufacturer Narrative
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This lead has been returned for analysis.This report will be updated upon completion of analysis.
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Event Description
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Boston scientific received information that this right ventricular (rv) lead dislodged one day post implant.The lead was revised at that time.Then the lead dislodged again and exhibited loss of capture.A surgical revision was performed and the lead was explanted and replaced to provide the patient with a longer lead.It was noted the physician was concerned about tissue in the helix.No additional adverse patient effects were reported.
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Manufacturer Narrative
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Upon receipt at our post market quality assurance laboratory, a thorough evaluation of the lead was performed.Visual inspection noted a cut in the insulation 14 centimeters (cm) from the terminal pin.The helix was extended with dried bodily fluid and tissue noted around the helix mechanism.Testing was completed to assess lead electrical performance and inner insulation integrity.Measurements throughout these tests were within normal limits.Laboratory testing was unable to reproduce the reported clinical observations and detailed analysis did not reveal any abnormalities.Laboratory analysis did not identify any lead characteristics that would have caused or contributed to the lead dislodgement.The cut in the lead insulation was noted to have occurred during explant.
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Search Alerts/Recalls
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