The same adverse event in this report has been reported to the fda separately by the distributor, nsk america corporation, under report number 1422375-2022-00044.This device is similar product as k203791.Despite the following actions the distributor (nsk america) took for information about the adverse event, any injury, or the patients, the dental office did not provide the information.On (b)(6) 2022, nsk america made a phone call to the dental office, but the dentist or the assistant involved in the event was not available at that moment and left a message with nsk america's contact information.There was no response from the dental office.On the same day, nsk america sent an email to the dental office, but no response was returned.On (b)(6) 2022, nsk america made a phone call, but the dentist or the assistant was not available and asked the front desk staff to call nsk america.Nsk america has received no phone call from the dental office.
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On (b)(6) 2022, nakanishi became aware of a malfunction of nsk couplers through a complaint input into the complaint database by a distributor (nsk america).According to the distributor (nsk america), they received a report from one of their distributors in canada that their customer had reported that patients were being shocked by two of their handpiece couplers on (b)(6) 2022.This mdr is regarding the coupler with the serial number (b)(4).
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