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Per the received fda report, it was reported that during a leg angiogram procedure using a flexor balkin guiding sheath, the sheath got stuck in the patient's left groin.The patient had a very scarred groin causing difficulty to gain access.The end users went through two standard and four stiffened micropuncture sets.The device had a 6f short sheath in and was switched out for a 6f balkin.Difficulty was noted when advancing into vessel over stiff glidewire.The decision was made to abort the case and removal began while the dilator was in.The sheath separated and then the distal part separated in the body after losing wire access.The sheath was removed safely by the physician with no issues.Remaining pieces were pulled out using a kelley clamp.Pressure was held at the site and the patient was fine with no hematoma.The patient was not harmed but stayed overnight for observation.There was no unintended section of the device that remained inside the patient's body.There were no adverse effects to the patient due to this occurrence.
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Investigation - evaluation: a review of the complaint history, drawings, device history record, documentation, instructions for use (ifu), manufacturing instructions, quality control, and visual inspection of the returned device was conducted during the investigation.One used flexor balkin guiding sheath was returned for investigation.The sheath is separated in three sections, but connected by elongated coil.The dilator is 4 mm from being fully inserted into the sheath.The sheath is frayed at the separation sites.2.7 cm of tnrt liner is exiting the middle separated section of tubing.The coil length between the proximal section and the middle section is 11.4 cm.The coil length between the middle section and the distal section is 51.0 cm.The dilator was able to be removed from the sheath.A document-based investigation was performed.There is no evidence to suggest the finished product was not made to specifications.Review of the device history record of the finished product shows no nonconforming events that would contribute to this failure mode.The ifu states: before withdrawing the sheath through tortuous anatomy, insert the introducer dilator to avoid possible breakage.Do not attempt to insert or withdraw the wire guide and/or introducer if resistance is felt." due to the heavy scarring and difficulty in accessing the site, as well as the physician¿s difficulty advancing into the vessel, it is reasonable to suggest that patient anatomy may have contributed to difficulty in removing the device as well as the device failure.Based on the provided information, inspection of returned product and the investigation, the likely root cause is procedure related, patient condition contraindicated use of product.Per the quality engineering risk assessment no further action is required.We will notify the appropriate personnel and continue to monitor for similar complaints.
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