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It was reported a (b)(6) female patient was undergoing a sialoendoscopy of the right parotid gland when a salivary stone extractor basket sseb broke.After the basket was deployed around the stone, the basket would not retract.The basket was able to be removed after multiple attempts and required more force.The basket broke and a piece of wire was retained in the duct.Despite multiple attempts at retrieval, the wire remains in the patient.It is currently unknown if an additional procedure will be performed to remove the fragment.No other adverse effects were reported.
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Blank fields on this form indicate the information is unchanged, unknown or unavailable.Investigation ¿ evaluation (b)(6) center informed cook of an incident that occurred on (b)(6) 2021 involving sseb-1.5-115-10 salivary stone extractor basket sseb lot number 14044542.The basket was deployed around the stone and got stuck and would not retract.This required more force to remove the basket after multiple attempts.The basket then broke and a piece of wire was retained in the duct.Multiple attempts at retrieval failed to remove the retained wire.A review of the complaint history, instructions for use (ifu), manufacturing instructions, quality control, and specifications of the device, were conducted during the investigation.The complainant did not return the complaint device for investigation; therefore, no physical examinations could be performed.In response to this incident the device history record for lot# 14044542 was reviewed and there were no related non conformances.A database search revealed no other complaints had been reported from the complaint device lot.The product specification for the salivary stone extractor basket sseb-1.5-115-10 was reviewed and all extractors are 100% verified to assure the basket opens and closes properly and inspected for damage.Cook has concluded that sufficient inspection activities are in place to identify this failure mode prior to distribution.The information provided upon review of complaint file, device history record, complaint history and quality control documents did not provide evidence to support that the device was manufactured out of specification or to suggest items in the lot or similar devices in the field or in house were nonconforming.Cook also reviewed product labeling.The product ifu, t_tse_rev4, provides the following information to the user related to the reported failure mode: contraindications: ¿sialadenitis¿, ¿acute glandular infection¿.Precautions: ¿if resistance is encountered while attempting to remove caliculi or other foreign bodies, release the object.Excessive force would damage the device.¿ instructions for use: ¿maintaining position of the stone or foreign body within the basket, retract the endoscope and basket as a unit for the salivary duct to facilitate immediate removal of the object.¿ how supplied: ¿upon removal from the package, inspect the product to ensure no damage has occurred.¿ based on the information provided, no inspection of returned product and the results of the investigation, a definitive cause could not be established.The appropriate personnel have been notified.Per the quality engineering risk assessment no further action is required.Cook will continue to monitor for similar complaints.This report is required by the fda under 21 cfr part 803 and is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement contained herein is intended to be an admission that any cook device is defective or malfunctioned, that a death or serious injury occurred, nor that any cook device caused, contributed to, or is likely to cause or contribute to a death or serious injury if a malfunction occurred.
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