On 04/22/21, ba international responded: the current understanding, is that the issue is customer misuse, and to date, there is no report of life changing injury or medical intervention.The devices are currently on route to the oem for full technical investigation as part of the root cause analysis report to ensure that there was no fault of the products and (b)(6) is kindly following up on obtaining further information surrounding the specific details of the events.
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In the process of cutting off the crown (crown removal procedure), the head of the handpiece rested on the top of the patient's tongue.After continuing cutting for 20-30 seconds, doctor noticed tongue turning white.Doctor suggested saltwater rinse.No follow-up treatment was pursued.
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