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Possible lot numbers.D4: medical device lot #: 21105390, d4: medical device expiration date: 07-oct-2024, h4: device manufacture date: 07-oct-21.D4: medical device lot #: 21115256, d4: medical device expiration date: 09-nov-2024, h4: device manufacture date: 09-nov-2021.D4: medical device lot #: 21125162, d4: medical device expiration date: 03-dec-2024, h4: device manufacture date: 03-dec-2021.D4: medical device lot #: 22045387, d4: medical device expiration date: 04-apr-2024, h4: device manufacture date: 04-apr-2021.The following fields were updated due to additional information: d9: device available for eval yes, d9: returned to manufacturer on: 11-apr-2022.Investigation summary: one sample of primary infusion set 24601-b007t, along with a unidentified secondary infusion set connected to the most proximal y-site smartsite of the primary infusion set.The customer complaint of component damage - leak, could not be verified by evaluation of the infusion set.Visual inspection of the infusion sets were conducted to determine if there were any cracks or broken components in the assemblies submitted.There was no visible evidence of damage or broken components to the infusion sets.The primary infusion set was primed with clear saline solution, and the secondary set was primed with dyed water.The secondary set was then connected to the primary infusion set.In addition, a sample smartsite was connected to the distal texium connector to allow for flow through the entire assembly.The secondary set infusion bag was set approximately 9 inches higher than the primary infusion bag to allow for flow from both the primary and secondary infusion bag.The infusion rate was set at 125 ml/hr and allowed to run for 1/2 hour.There were no noticeable leaks from the infusion sets.The infusions sets were then disconnected and an underwater leakage test was conducted on infusion set 24601-b007t.The set was clamped with a hemostat clamp just after the check valve to not damage the infusion set, and the distal end connection was capped.Five pounds per square inch of pressure was then introduced into the infusion set using air through the y-site smartsite closest to the check valve, and the entire infusion set was placed approximately 1 inch under water.There were no bubbles formed during the underwater leakage test during a 5 minute time period.A device history record review for model 24601-b007t lot number 21105390 was performed.The search showed that a total of (b)(4) units in 1 lot number was built on (b)(6) 2021.There were no quality notifications issued for the failure mode reported by the customer during the production build of this set.A device history record review for model 24601-b007t lot number 21115256 was performed.The search showed that a total of (b)(4) units in 1 lot number was built on (b)(6) 2021.There were no quality notifications issued for the failure mode reported by the customer during the production build of this set.A device history record review for model 24601-b007t lot number 21125162 was performed.The search showed that a total of (b)(4) units in 1 lot number was built on (b)(6) 2021.There were no quality notifications issued for the failure mode reported by the customer during the production build of this set.A device history record review for model 24601-b007t lot number 22045387 was performed.The search showed that a total of (b)(4) units in 1 lot number was built on (b)(6) 2021.There were no quality notifications issued for the failure mode reported by the customer during the production build of this set.No root cause can be determined because the reported failure could not be replicated.
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