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The device was not returned for evaluation.The lot number is unknown; therefore, the device history record could not be reviewed.The instructions for use states the following: "i-125 has a 59.6 day half life1.Decay corrections must be made to properly calculate the activity of the brachysource® seed implants from the labeled reference date to the day they are implanted.To correct for the physical decay of iodine-125, the decay factors at selected days before and after the assay date are shown in the table below:" (b)(4).The information provided by bard represents all of the known information at this time.Despite good faith efforts to obtain additional information, the complainant / reporter was unable or unwilling to provide any further patient, product, or procedural details to bard.The device was not returned.
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