As reported by the field, during an endovascular embolization, an enterprise2 4mmx23mm intracranial stent (encr402312, 8512176) encountered resistance in introducer during its delivery progress, the stent was delivered again, but it was released in y connector.The stent body separated prematurely from the delivery wire.The physician removed the prowler select plus 150/5cm microcatheter (606s255x, 31166570) and stent from patient and observed that the proximal of the microcatheter (mc) was kinked/bent, then switched new devices to complete the surgery.There was no patient injury reported.Additional event information received on 11-mar-2024 indicated that they were not able to torque the device.There was no evidence of physical material within the device.No other devices were successfully used with the concomitant device prior to the encountered resistance.There were no procedural delays due to the event.
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Product complaint # (b)(4).Information regarding patient weight, height, medical history, race, and ethnicity was not reported.Section e1.Initial reporter phone: (b)(6).The device was discarded; therefore, no further investigation can be performed.A device history record (dhr) was performed and it indicated this product was final inspection tested at lake region medical and was determined to be acceptable.With the information available and without the product available for analysis, the reported customer complaints could not be confirmed.Based on the device history record (dhr), there is no indication that the events are related to the device manufacturing process.The exact cause of the event could not be determined; however, there are circumstances of the procedure that may have contributed to the reported failure.The instructions for use (ifu) do contain the following recommendations: do not apply undue force if resistance is encountered at any point during stent manipulation.Withdraw the unit and advance to a new one.If resistance is felt while recapturing the stent, do not continue to recapture the device.Withdraw the infusion catheter slightly to unsheathe the stent (without exceeding the recapture limit), and then attempt to recapture the stent again.As part of the post market surveillance program, information from this complaint is trended to identify statistical signals for consideration of further correction action.Since there was no evidence to suggest the event was related to a manufacturing or design issue, no corrective actions will be taken at this time.Missing information from this report is identified as blank; this information was not provided in the reported event or available at the time of report submission.This report is being submitted pursuant to the provisions of 21 cfr, part 803 (and/or part 4, as applicable).This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by cerenovus, or its employees that the report constitutes an admission that the product, cerenovus, or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.This is one of two products involved with the complaint and the associated manufacturer report numbers are 3008114965-2024-00306.
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