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It was reported to boston scientific corporation that a resolution 360 ultra clip was used in the upper gastrointestinal tract during an esophagogastroduodenoscopy (egd) procedure performed on an unknown date.During the procedure, when the clip was passed down to the working channel, it was found that the clip had already fired inside the outersheath.The procedure was completed with another resolution 360 ultra device.There were no patient complications reported as a result of this event.
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It was reported to boston scientific corporation that a resolution 360 ultra clip was used in the upper gastrointestinal tract during an esophagogastroduodenoscopy (egd) procedure performed on an unknown date.During the procedure, when the clip was passed down to the working channel, it was found that the clip had already fired inside the outersheath.The procedure was completed with another resolution 360 ultra device.There were no patient complications reported as a result of this event.
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Block b3: approximated to december 1, 2023 based on the date the manufacturer became aware of the event.Block h6: imdrf device code a150103 captures the reportable event of clip premature deployment during an egd in the upper gastrointestinal tract.Block h10: investigation results: the returned resolution 360 ultra clip device was analyzed, and a visual evaluation noted that the device was returned with the clip assembly detached from the bushing but attached to the control wire, evidence of soft deployment.Microscopic examination was performed, and it was found that the capsule bottom part was damaged, and the first activation was not performed.No other problems with the device were noted.The reported event of clip premature deployment was confirmed.During product analysis it was found that the clip had evidence of soft deployment since the clip was detached from the bushing but still attached to the control wire.Also, after a microscope analysis, it was found that the capsule had both sides damaged and lifted, consequently, the root cause of the clip assembly detachment.Most likely during unpacking of the device, the clip was hit against a hard surface, causing the damage on the capsule, this possible hit, lifted the locking tab, which function is to attach the clip to the bushing, therefore, with this component lifted, there is not enough subjection between the clip and the bushing, causing the reported problem on the device.Taking all available information into consideration, the most probable cause of this complaint is adverse event related to procedure because the adverse event occurred during the procedure and the device had no influence on the event.
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