Sample inv and dhr the customer reported separation and returned one used sample of material 2426-0500 and lot 23103166.The set was visually examined for defects and abnormalities.The separation in silicon segment at upper fitment of the pump segment was verified by visual inspection.Under a microscope, the ring retainer indent on the silicon was unable to be found.The ring retainer creates the binding for this connection, there is no solvent or glue.The manufacturing location found several root causes for the lack of ring retainer, including the retainer fixture for silicon tubing was dirty, incorrect set up, operator omits placing the ring, sensors did not detect missing ring.Actions taken by the plant are to improve the detection of the component by the sensors, and also to improve the cleaning process of the silicon.Device history record review for model 2426-0500 lot number 23103166 was performed.The search showed that a total of (b)(6) units in 1 lot number was built on 23oct2023.There were no quality notifications issued for the failure mode reported by the customer during the production build of this set.This incident has been added to our database of reported incidents.Our business team regularly reviews the collected data for identification of emerging trends.
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