The lot number was provided for ten of the sixteen reported malfunctions; therefore, a lot history review could be performed.The sample was not returned to the manufacturer for evaluation; however medical records has been provided and reviewed for all the malfunctions.For 15 of the 16 malfunctions, the investigation is confirmed for perforation.The remaining one malfunction is inconclusive for perforation.Based on the available information, the definitive root cause is unknown.The devices are labeled for single use.(gfyc1449, gfxh2817, gfxc2658, gfxd3899, gfau0077, gfbx1614, gfxi2541, unknown).
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