The device history record (dhr) was reviewed indicating that product was released accomplishing all quality standard requirements.There were no non-conforming issues reported during the production of this product for a similar condition as reported in this complaint.One kangaroo epump - new was returned to the service department with a non-specific request for service/repair.Initial inspection of the pump found that the power adapter and plug had melted, identifying a failure with the unit; therefore, this report will be considered confirmed.The pump and power adapter were escalated to a senior repair technician that found the adapter to have arcing on the internal connection between the power adapter power supply and the adapter plug.The plug and power adapter were melted where the two pieces connect which caused the plug prong to become loose in the mold.There was no reported harm to the patient or the clinical staff.The root cause of the power adapter arcing failure can be attributed to a manufacturing issue of the power adapter.An analysis of similar adapter failures has found the z height of the internal ac pins which connect the power supply to the ac input adapter were too short, causing the internal pins to arc.A supplier corrective action had been taken by the supplier in late 2011 to correct the z height.The internal length of the contact spring was changed from 8.0 mm to 8.5 mm and the molder modified the molding tool in (b)(6) 2012 to prevent distortion of the contact springs.Covidien has since changed power supply manufactures.Power adapters are not serviceable items; therefore, the units will be scrapped.There will be no further corrective action.Product kangaroo epump was manufactured in 2010.A review of the service history records indicates there is no other service history recorded for this system.This information will be utilized for trending purposes to determine the need for corrective action.
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