| Catalog Number |
H7877001028471 |
| Medical Device Problem Code |
Detachment Of Device Component (1104)
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| Health Effect - Clinical Code |
No Patient Involvement (2645)
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| Date of Event |
01/23/2018
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Type of Reportable Event
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Malfunction
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Additional Manufacturer Narrative
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The reported defective device has yet to be returned to the manufacturer for a device evaluation.The firm is attempting to obtain the device.An investigation into the root cause for product problem is currently in progress.The results of the device evaluation will be sent via a follow up medwatch.(b)(4).
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Event or Problem Description
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As reported to angiodynamics on january 23, 2018: during preparation for an rfa procedure, one of the needles (tine) of the talon probe detached.The device was set aside and a new of the same was used to complete the procedure.It was reported that the device involved in the incident is available to be returned to the manufacturer for evaluation.
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Additional Manufacturer Narrative
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Returned for evaluation was a starburst talon probe.A visual review of the returned device noted the needles were deployed and array #2was damaged and array #3 was fractured.The window of array #3 was viewed under a microscope and a the fractured off piece appears to stuck in between the drive tube and the deployment window.A functional test was performed.The tines were able to be deployed and retracted repeatedly without issue.The customer's reported complaint description of a tine breaking off is confirmed.The fractured piece of tine was visualized stuck between the drive tube and array deployment window.This event occurred outside the body and the patient was unaffected.This device is fully deployed in the device tray when shipped from the manufacturing facility.Though it cannot be definitively determined, the most likely root cause to this event is due to handling during preparation or while removing the device from the packaging.If a tine becomes bent/damaged while deployed, it's possible for the damaged tine to become trapped in the window during subsequent deployment and causing it to break under force.A review of the device history records was performed for the reported packaging and component lots for any deviations related to the reported defect of the complaint.The review confirms that the lots met all material, assembly, and performance specifications.The instruction for use, which is supplied to the user with this catalog number, contains the following statements: inspect the device for any damage.Do not use a device that has been damaged.Do not twist or exert high forces on the device while it is deployed in the tissue.This may cause the needles to break and remain in the tissue.Do not remove the device without ensuring that the needles are fully retracted within the trocar.This may cause the needles to break and remain in the tissue.If retraction of the device becomes difficult, do not exert additional force.Infuse a small amount of saline solution and gently work the needles loose by alternating between a slightly retracted and a deployed position (while holding the main body with one hand and the trocar (at the point of insertion) with the other hand).The saline solution will generally soften the ablated tissue surrounding the electrodes.Once the ablated tissue softens, the arrays can be worked loose from the tissue and fully retracted." a review of the angiodynamics complaint system noted no adverse trends for this complaint type and product family.This type of complaint will continue to be monitored for trends.Complaint reference # (b)(4).
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Search Alerts/Recalls
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