(b)(4).This lot was manufactured april 30, 2014 to may 1, 2014.Evaluation summary: visual inspection revealed no signs of a leak.A functional leak test was performed and a leak/backflow was observed at the fill-port.The cause of the leak was due to a particle trapped under the check-band.Fourier transform infrared spectroscopy scanning identified the particle to be acrylic material.The cause of the condition was not determined.A capa has been opened to address this issue.A batch review was conducted and there were no deviations found related to this reported condition during the manufacture of this lot.Should additional relevant information become available, a supplemental report will be submitted.
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