The device was not returned for evaluation (lot# 160101).(b)(6) reviewed the acessa system hazard analysis (b)(4).Review determined that this type of risk may occur (hazard analysis i.D.(b)(4)) which would result in patient burn when rf is applied and the device is not positioned correctly, in this case the accidental ablation of bladder tissue.This "thermal injury" issue is the 2nd occurrence in approximately (b)(4) cases.Each case averages 4-6 fibroid treatments, therefore, there are approximately (b)(4) ablations performed with only (b)(4) known cases of "thermal injury".The rate of frequency is considered (b)(4).In addition, we also do not know if the myomectomy procedure may have contributed to this "thermal injury" issue.Not returned to manufacturer.
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On (b)(6) 2016 dr.(b)(6) treated a patient for uterine fibroids with the acessa procedure at (b)(6) center, (b)(6).The patient complained of bladder symptoms and a bladder injury was diagnosed by an urologist via a cystoscopy on the inner wall of the bladder.Dr.(b)(6) contacted the sales director of (b)(6) medical on (b)(6) 2016 and notified him that his patient experience a thermal bladder injury.The patient was treated for uti and reported to be doing well.It was also noted after the acessa procedure, a decision was made to perform an abdominal myomectomy.
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