Other text: one device was returned for analysis.Visual inspection showed the battery door was missing, scratched lens and a worn uso seal.The tamper seal was not broken.There was no evidence to review in the device's event history log.A functional test was performed and the reported issue was duplicated.When the cassette was attached to the pump, the device alarmed cassette not attached properly.The dso sensor output was stuck with no pressure.It was determined that the most probable cause was due to the dso sensor.As a result, the dso sensor was replaced.A service history review identified there was no indication that the complaint was related to a service of the device within the review period.B3 and h3 were updated, d3, g1, and g2 email is: regulatory.Responses@icumed.Com.
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