Product was purchased on an unknown order number through medline.Traceability by lot number was not possible as no samples were available, and the lot number remained unknown.Customer stated cautery caused burn to patient initially.On (b)(6) 2023, customer gave response to mdr questions.Customer stated: a flash (spark) was born to eye lid and lashes during activation of the device.Customer was unsure if the spark was caused by the eye lashes or presence of oxygen.The device was just activated, and held active for a matter of seconds when trying to cauterize the eye lid.Surgery was a blow (blepharoplasty) and occurred on (b)(6) 2023 and the patient received a mild burn.Customer did confirm this was an oxygen rich environment.Complaint confirmed.Root cause is determined to be user error.Via ifu, mc-23009 rev 9 - "do not use in the presence of flammable gases/materials or in oxygen rich environments.Fire could result.".Product was used in an oxygen rich environment, near human eye lashes, which are also known to be a flammable material.Since (b)(6) 2021, this is the second complaint of its kind for unintentional burns.In the same time period, we sold 603230 eaches.0.00033%.Based on the above information, this can be seen as the final report.If additional information is obtained that alleges any additional patient involvement or additional information pertinent to the investigation, a follow up report will be submitted.
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