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The investigation is still in progress.Once the investigation is complete a supplemental report will be filed.Udi format updated with available product information per gudid.H11: section a through f - the information provided by bd represents all 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 bd.
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It was reported that when performing ureteroscopic lithotripsy, opened the ureteral stent package, removed the stent and found that one end of the ureteral stent was broken at the head end, and the silk threads were in a state of detachment.So, they replaced it with a new product and continued to complete the procedure.Delay in surgery.
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The reported event is confirmed cause unknown due to fair-03-0032.Visual evaluation noted the sample was provided in the original bard inlay pouch and placed inside a large ziploc bag.The suture and pigtail straightener were not provided.Visual requirements state to use unaided eye at 12" to 18" under normal room lighting unless otherwise noted.Upon evaluating the sample, the separation was identified at the proximal pigtail.The separation appeared similar to what is typically observed when the material is cut, as there was no evidence of discoloration or stretching.The suture was not provided for evaluation.Dimensional evaluation noted dimensional requirements per cd-7090-xx state the od to be 0.079"± 0.002", tip id 0.043" ± 0.002", tube id to be 0.050" +0.002" -0.001", and guidewire to be 0.038" ± 0.001.The tube id where the separation occurred was measured using a 0.050" pin gauge.A 0.038" guidewire passed through the sample.Also received 2 photo samples which show top view of pigtail broken off of stent.No actions can be taken at this time since a root cause was not identified.A dhr review is not required, as the information needed to investigate the issue is already determined without reviewing the dhr.The instructions for use were found adequate and state the following: precautions: 1.For single use only.Do not resterilize.Do not use if the package or product is damaged.2.Improper handling technique can seriously weaken the stent.Acute bending or overstressing during placement could result in subsequent separation of the stent at the point of stress after a prolonged indwelling period.3.Suture may be cut off prior to stent placement.Remove suture prior to placement for pediatric patients.4.Exercise care.Tearing of the stent can be caused by sharp instruments.5.Ureteral stents should be checked periodically for signs of encrustation and proper function.Periodic checks of the stent by cystoscopic and/or radiographic procedures are recommended at intervals deemed to be appropriate by the physician in consideration of the individual patient's condition and other patient specific factors.When long-term use is indicated, it is recommended that indwelling time not exceed 365 days.The stent is not intended as a permanent indwelling device.6.Care should be exercised when removing the stent from inner polybag so as not to cause tearing or fragmentation.F avoid improper handling of stent such as bending, kinking, tearing, etc.Misuse could damage the overall integrity of the stent.Care should be exercised when removing the stent from the inner polybag to eliminate tearing or fragmentation.(2) avoid improper handling which may affect the integrity of this device, including bending, kinking, or tearing.(3) exercise caution to avoid damaging the stent with sharp instruments.This may cause this device to tear, break, or fragment.(8) care should be exercised when removing the stent to eliminate tearing or fragmentation.(2) avoid improper handling which may affect the integrity of this device, including bending, kinking, or tearing.(3) exercise caution to avoid damaging the stent with sharp instruments.This may cause this device to tear, break, or fragment.(8) care should be exercised when removing the stent to eliminate tearing or fragmentation.(2) avoid improper handling of stent such as bending, kinking, tearing, etc.Misuse could damage the overall integrity of the stent.(3) avoid contact with sharp edges as this may cause damage to the stent.If grasping device is used, the stent should be removed from ureter first.Tearing of the stent can be caused by sharp instruments.(8) care should be exercised when removing the stent to eliminate tearing or fragmentation.Correction- d, e, h.Udi format updated with available product information per gudid.H11: section a through f - the information provided by bd represents all 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 bd.
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It was reported that when performing ureteroscopic lithotripsy, opened the ureteral stent package, removed the stent and found that one end of the ureteral stent was broken at the head end, and the silk threads were in a state of detachment.So, they replaced it with a new product and continued to complete the procedure.Delay in surgery.
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