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Investigation summary: eleven packaged 3ml syringes with needles were received.All packages had open side seal on one side from approximately the barrel flange to the luer collar.The bottom web was frayed/not smoothly cut in that area.Six of these packages were still held together in pairs by uncut bottom web ¿ cavities of pairs were (10, 11) x 2 and (8, 9).The remaining five loose packages were cavities 9 and 10.A device history record review showed no rejected inspections or quality issues during the production of the provided lot number that could have contributed to the reported defect.In-process inspections are conducted at different points within our manufacturing process to ensure our products meet product specification.18 pieces are visually inspected every hour at the packaging process to confirm product quality.A complaint history check for lot 7338510 was performed from mar-2017 to date, one complaint reported for open seal was received.Investigation conclusion: several potential failure modes at the cutting station were identified during root causes analysis performed with subject matter experts.These include, worn crosscut springs located at the bottom and top could cause incomplete/rough knife cuts in packages, worn cylinder block could cause incomplete/rough knife cuts in packages, worn cut guide could cause incomplete/rough knife cuts in packages, and worn blades could cause incomplete/rough knife cuts.Preventive maintenance activities for the crosscut springs, the cylinder block, and the cut guide were added to the 6 weeks plan of the packaging machines.Also, a study is being performed to understand the performance of the blades used in the cutting station.
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