Of the ten devices, nine lot numbers were provided and lot history reviews were performed.All the ten devices were not returned to the manufacturer for evaluation; however, medical records were provided for all malfunctions.For six malfunctions, the investigations are confirmed for filter perforation of the inferior vena cava.For one malfunction, the investigation is inconclusive for perforation of the inferior vena cava.For the remaining three malfunctions, the investigations are confirmed for filter perforation of the inferior vena cava and unconfirmed for tilt.Based upon the available information, the definitive root cause is unknown.The devices are labeled for single use.(corporate lot no: unknown, gfzj0451, gfzc3726, gfyf3862, gfza0738, gfbr1938, gfbq0958).
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This report summarizes ten malfunctions.A review of the reported information indicated that model dl900j vena cava filter allegedly experienced patient device interaction problem.This information was received from various sources.This malfunction involved all ten patients with no consequences.Of the ten patients, nine patients' ages were reported to be between 34-72 years and three patients¿ weight were reported to be between 75-124 kgs, four patients were reported as female, and six patients were reported as male.All other patient details were not provided.
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