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D6: implanted date: device was not implanted d7: explanted date: device was not explanted h4: device manufacture date - unknown due to unknown lot number h6: patient code: 3191 no code available - device fragment was in the patient; however, the fragment was retrieved.The actual device was not returned; therefore, an evaluation of the actual device was unable to be conducted.The production lot number was not provided by the user facility, which prevented a meaningful review of the device history record and shipping inspection record.Ifu states: if any resistance is felt or if the tip's behavior and/or location seems improper, stop manipulating the glidewire advavtage and/or the catheter and determine the cause by fluoroscopy.Continuing to manipulate or rotate the glidewire advavtage or failure to exercise proper caution may result in bending, kinking, separation of the guide wire's tip, damage to the catheter, or damage to the vessel.It is likely that the distal end of the actual sample came into contact with a hard object, including the calcified lesion, and caught in it.In this state, subsequently, the actual sample was subjected to pulling force for withdrawal, resulting in the reported event.However, with no return of the actual device, the exact cause of the reported event cannot be definitively determined based on the available information.Terumo medical products (tmp) (importer) registration no.2243441 is submitting this report on behalf of ashitaka factory of terumo corporation (manufacturer) registration no.9681834.Exemption number e2015022.
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