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Model Number M00542253 |
Device Problems
Failure to Fire (2610); Activation, Positioning or Separation Problem (2906)
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Patient Problem
No Consequences Or Impact To Patient (2199)
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Event Date 02/19/2020 |
Event Type
malfunction
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Manufacturer Narrative
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(b)(4).Although the suspect device has been received, the evaluation has not been completed.Therefore, the cause of the reported malfunction has not been determined.Upon completion of the failure analysis of the complaint device, if there is any further relevant information from that review, a supplemental mdr will be filed.
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Event Description
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It was reported to boston scientific corporation that a speedband superview super 7 device was used during a procedure performed on (b)(6) 2020.According to the complainant, during the procedure, the handle was rotated; however, no audible click was heard and the band would not fire.The procedure was completed with another speedband superview super 7 device.It was noted that there was no difficulty experienced upon setting up the device.There were no patient complications reported as a result of this event.The patient condition at the conclusion of the procedure was reported to be stable.
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Event Description
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It was reported to boston scientific corporation that a speedband superview super 7 device was used during a procedure performed on (b)(6) 2020.According to the complainant, during the procedure, the handle was rotated; however, no audible click was heard and the band would not fire.The procedure was completed with another speedband superview super 7 device.It was noted that there was no difficulty experienced upon setting up the device.There were no patient complications reported as a result of this event.The patient condition at the conclusion of the procedure was reported to be stable.
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Manufacturer Narrative
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Block h6: device code 2610 captures the reportable issue of bands failed to deploy.Block h10: investigation results the returned speedband superview super 7 was analyzed, and a visual evaluation noted that the handle assembly and ligator head were returned with the device.A crimp was present on the trip wire.The trip wire was partially rolled in the handle assembly and was secured in the handle slot when received.It was possible to observe that the trip wire was bent in several locations at the proximal section.The suture was intact and attached to the distal trip wire loop.It was noted that the ligator head had five bands attached, but all of the bands were moved out of their original positions, while the white band and one blue band were broken and they were caught under the other bands.Additionally, the suture hole was slightly torn and some of the ligator head teeth were damaged.A functional evaluation was performed by rotating the handle knob 180 degrees, an audible click was heard and indents were felt.No visible issue was noted on the handle assembly and no other issues with the device were noted.Based on the evaluation of the returned complaint device, these failures are likely due to anatomical or procedural factors encountered during the procedure which limited the performance of the device.It is most likely that the ligator head teeth were damaged due to handling and manipulation of the device during the procedure.Once the ligator head teeth are damaged, the suture can be detached from its position on the ligator head and this condition could have impacted the bands deployment activity which could have contributed with the reported issues.This failure is likely due to factors or conditions related to procedure during the use of the device that could have affected its performance and its intended purpose.Therefore, the most probable root cause is adverse event related to procedure.A review of the device history record (dhr) was performed and confirmed that this device met all material, assembly and performance specifications.
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Search Alerts/Recalls
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