Evaluation summary: post market vigilance (pmv) led an evaluation of one device.Visual and functional evaluation noted that the switch was bowed.A review of the device history record indicates this product was released meeting all quality release specifications at the time of manufacture.A malfunctioning switch is the result of several variables including: improper solder operation at the vendor location, bowed switch, improper assembly of the sealed switch to the mma board at the vendor location, and/or improper soldering during assembly.The root cause of the observed condition was determined to be a result of a manufacturing activity and a product enhancement has been initiated to prevent this condition from recurring.Should new information become available, the file will be re-opened and the investigation summary will be amended as appropriate.If information is provided in the future, a supplemental report will be issued.
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According to the reporter, during pre-op, when the nurse tried to load the reload onto the adapter there was no calibration sound and the device did not work when she pressed the blue button.The green solid light was not shown on the reload indicator.The case was completed with a new device.No patient involved.
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