The supply chain surgical coordinator at the user facility further reported the brightness of the examination light was set to the minimum necessary to perform the procedure safely.The examination lamp is not old.The objective lens was not dirty.The video system center and/or light source cable was connected properly.No foreign objects such as detergent remnants, hard water residue, finger grease, dust and lint are on the electrical contacts.The cord was not coiled, bunched or kinked.The scope connector, video scope cable and video system center was connected properly.There was no damage or abnormalities noted when the scope was inspected.The scope is being leak tested prior to manual cleaning.The scope is being stored in a tray.The date the event occurred on was (b)(6) 2020.This issue occurred during the procedure.The type of procedure being performed was a cysto with stent insertion, which was therapeutic.No other devices were involved in the event.There was no delay in the procedure.The procedure was completed.However, the same device was not used to complete the procedure.It is unknown what other devices were used to replace the device during the procedure.The device failed in the beginning of the procedure.The referenced scope was returned to the service center for repair evaluation.The evaluation found a dent on the rigid outer tube shaft.Additionally, there was a chipped objective coverglass and broken light fibers at the distal end.There was minor debris under the eyepiece coverglass and the image was cloudy due to a fractured lens.The original equipment manufacturer (oem) performed a device history record review and no abnormalities were noted.The m3-30a serial (b)(4) was shipped as a repair / exchange (rex) scope.The rigid scope was last serviced via repair on november 16, 2016 for a broken/damaged eyepiece.The investigation was completed and the oem determined that there was no manufacturing, material or processing related cause for this failure mode.Based on the evaluation results, the root cause has been determined to be excessive force / stress from impact or handling.This mdr is being submitted retrospectively as part of a remediation effort related to recent system and process changes.A capa has been opened to manage the actions related to remediation of this issue and any required mdr reporting.
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