A new base was supplied to the user.The base design for this device has been in use continually for the past sixteen years.A broken base is a very unusual occurrence but has occured several times with this particular ems service.As a result representatives were sent to meet with these users to try to determine if the device is being used and handled properly.Extensive testing was also done on the base to determine if some factor, such as materials or manufacturing process has changed and is contributing to this problem.Testing and evaluation concluded that although possible to break a base, it requires forces that should not be present during normal use.In addition, we have started the process of increasing the strength of the base by using a stronger material and a mold change.
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