Patient was scheduled for an elective robotic assisted resection of a pelvic mass.During the course of a robotic assisted surgery the covidien bipolar tissue fusion force triad (electro surgical unit (esu)) did discharge energy without warning causing an internal burn to the patient.An after event review of the equipment was conducted by a multi-disciplinary team and discovered that the esu has an automatic mode (indicated by the letter "a" on the program screen).When the robot is docked to the patient, the "a" indicator letter is touched on the screen and the surgeon engages/activities the robot at the controls the esu will automatically fire.The staff and the company representative were not aware of the function "a".Staff was never trained as to the dangers of the "a" automatic mode.There is no safety warning or program lock out of the "a" when activated.Fda safety report id # (b)(4).
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