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It was reported that during an acessa procedure on (b)(6) 2025, the customer reported that after the 6th ablation and while the device was still in the patient the physician could not deploy the needles of the handpiece as the slider know was stuck and could not deploy.The device was removed from the patient and a second device was used to complete the procedure.When the device was returned for investigation it was observed that in 2 needles the tip was missing and broken, the other 5 were bent.No other information available.
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Device was returned for investigation: visual inspection was conducted, the unit was properly packaged inside the biohazard kit, and 3 bags that prevented it from getting damaged.Acessa handpiece was also reviewed, and the shaft was slightly bent.Functional testing was conducted, and the purple ring could not be moved (forward and backward).Disposable was opened to review internal components, and no issues were found regarding the purple ring and its mechanism.The distal tip of the shaft cover was removed with a cutter to confirm the presence of all the needles.At this time, it was found that the tips of 2 needles were missing, the bag was examined and no trace of the broken needles was found.The distal mandrel was removed in order to deploy the needles and review their integrity.2 needles were broken, and the remaining 5 were bent.Additionally, the needle tracks located on the distal mandrel were twisted.This observation will be monitored and trended.A device history record (dhr) review was conducted for the reported lot/serial number.The device was released meeting all qa specifications.
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