A sample was received to perform an investigation.A device history record (dhr) review was conducted which indicated all inspections were completed and no issues were noted during manufacture.A visual inspection found that the device was assembled correctly and did not show any visual defects.Functional testing of the unit found that it had an air leak.A whistle sound was not confirmed during testing.The root cause of the air leak could not be determined.No corrective actions are planned at this time.Smiths-medical regularly analyzes complaint data and trends and will take further actions accordingly.Complaint data will be regularly analyzed and further actions will be taken accordingly.No information has been provided to date.This remediation mdr was generated under protocol (b)(4), as a result of warning letter cms#: 617147.
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