Trackwise#: (b)(4).Updated sections: b4, g4, g7, h2, h3, h6, h10.The device was returned to the factory for evaluation on 09/26/2023.An investigation was conducted on 10/03/2023.A visual inspection was conducted.Signs of clinical use and evidence of blood were observed on the device.There were no visual defects observed on the device.A mechanical evaluation was conducted.The device was securely assembled onto a reference retractor blade by sliding the stabilizer base onto the rail and locking the lever.The knob was evaluated for its ability to tighten the flexlink arm while the locking lever was in both the locked and unlocked positions.The flexlink arm was secured in position when the knob was turned clockwise.The knob did tightened the arm.When the locking lever was locked, the device was able to be locked on the reference retractor.Based on the returned condition of the device as well as the evaluation results, the reported failure "positioning problem" was not confirmed.The lot # 3000288445 history record review was completed.There were no ncmrs, rework, or deviations documented for the reported lot number.Based on the dhr/lhr review results, it was determined that there is no relation between the batch manufacturing process and the reported failure.
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