The complaint was received and forwarded on to the manufacturing facility for investigation.A review of the manufacturing device history record could not be conducted as the lot number was not provided.Likewise, we have analyzed the provided information but with the limited information we cannot determine the specific cause for such concern.No sample was provided by the customer; therefore, an evaluation of the complaint device for deficiency of construction could not be performed.Note: if the event sample is received at a later date and provides a different conclusion, an addendum report will be written.Without the actual event sample involved in the customer incident and duplication of the non-conformance, no specific assignable cause can be determined regarding the reported incident.Without a specific assignable cause, no specific corrective actions can be completed; however, we will continue to monitor concerns such as these for possible future actions.Key production and quality personnel have been made aware of this reported incident through the investigation process.Trending of past product quality reports indicate that this is the 1st reported incident for the loss of vacuum observed with the flex product line when used in tandem set up in the past three calendar years.No further action is planned at this time.
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In tandem set up, it was noticed loss of aspiration while connected to vacuum plug in.Depression mentioned -800 mmbar first and decreased itself to -500 mmbar.Aspiration rate and pressure manometer port checked and they were correct.Patient outcome: not efficient aspiration during extensive bleeding.Hospital measures: biomedical unit and medline were informed.Proposal: reduce liner size from 3l to 1,5l.Not sufficient - the system should provide a full volume and an intensive suction.
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