Following sections were updated or corrected : b4, b5, d4, d9, g6, g3, h1, h2, h3, h4, h6, h10.Review of the most recent repair record determined a width plate screw was missing, the other screw was worn, the control bar and lever were damaged, a hinge gasket was missing, there was signs of corrosion on the ball bearing, needle bearing, e-ring, and reciprocation arm, the swivel was loose, and the device was out of calibration.The widthplate screws, control bar, lever, hinge gasket, ball and needle bearing, e-ring, reciprocating arm, swivel, shaft bearings, and sleeve bearings were replaced.Review of the device history record identified no deviations or anomalies during manufacturing related to the reported event.A definitive root cause cannot be determined.The event is confirmed.
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