It was reported that on (b)(6) 2021, the patient underwent the bha surgery for femoral neck fracture.The surgery was proceeded according to the surgical technique and completed without any problem.On (b)(6) the surgeon noticed the patient's numerical abnormality (details unknown), and re-operation was performed on the same day.The wound was opened, the implants were removed and thoroughly cleaned.The sample was sent for culture examination, but it was not clear whether it was a prosthetic joint infection.In the re-operation, cement spacer mold containing antibiotics was prepared and placed in the hip joint.The patient will be followed up for the next several weeks to confirm that the infection has subsided, and then revision surgery (bha or tha) will be scheduled.There is no opinion from the surgeon that this event was caused by the implants.The cause of this event could not be ruled out as being the sterilization of instruments before surgery, clean field management at the time of surgery, and bacteria that the patient already had, and many possibilities are assumed.Doi: (b)(6) 2021, dor: (b)(6) 2021, unknown side.
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Product complaint # (b)(4).Investigation summary: no device associated with this report was received for examination.A worldwide complaint database search found no other related reported incidents against the provided product code/lot number combination since release for distribution.Based on previous investigations, this complication of joint replacement is unlikely to have been the result of a device failing to meet required specifications.The information received will be retained for potential series investigations if triggered by trend analysis, post market surveillance, or other events within the quality system.Device history lot: the product investigation found no evidence suspecting an error in the manufacturing or material that would be a contributing factor in the reported allegation(s).Where the lot code was provided, a manufacturing records evaluation (mre) was not performed.
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