The user facility in the united kingdom reported during a core vitrectomy, the globe suddenly collapsed.The surgeon had to stop the procedure mid-case due to no infusion.The machine failed to pump fluid during cutting of the vitreous, which caused loss of pressure and the globe to collapse.The infusion setting was on, and infusion line was intact and in place.There was no error message on the machine.
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Evaluation completed.Carried out routine preventative maintenance service.Checked outputs of laser, phaco, bipolar, and vitrectomy, all okay.Checked foot control functions, all okay.Carried out electrical safety test, all okay.Machine is working to specification.Final checks were all okay.Further testing carried out in user mode set-up, and combined set-up with bl5280 tubing.No issues seen.The product evaluation did not confirm the reported problem.No further actions required at this time.The lot history, trend analysis, risk analysis and/or directions for use review were considered acceptable, with the product performing within anticipated rates.No corrective action required.
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