(b)(4).Sample evaluation: received one used and filled with yellowish brownish colour solution easypump ii lt 270-27-s (batch no.Labeled 16e19ge221 / material no.(b)(4) on the big bottom cap of the sample) without original packaging.Examined the returned sample visually.Clamp clip was clamped.Patient connector (distal end) was not closed.Filling cap (discofix) was attached with filling port.The complaint sample was unclamped and observed the pump is working after 30 minutes (solution was running).Damages and cracks and leakages was not detected upon visual inspection at the distance of 25cm.Furthermore, the sample was subjected to leakage test according to test plan.The sample was originally filled with yellowish brownish solution to nominal volume 270ml<(>,<)> sample was dropped twice in one meter height<(>,<)> with positioning the sample once on its horizontal (axis), then perpendicular to its axis.The sample was immersed into a container with water at the end of the falling test for 5 minutes.The air filter is sealed.The sample is remained in watertight condition<(>,<)> and the water in the container has not become colored.Sample was found not leaking.Device history records (dhr): reviewed device history records, there is no abnormalities and no such defect detected at final control inspection.However, slow flow rate is a known error pattern and corrective and preventive actions are in progress.
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