Pen Drive not showing on My Computer and Disk Management

Hello there,
I have a serious problem here, since this week my pen drive not showing on My Computer and Disk Management, but it show on Device Manager as USB Mass Storage Device,.. Have tried uninstall the driver, restart the PC and plug in the pen drive back in, but nothing work,.. Spend the whole week searching for answer on Google, but nothing work out for me,.. I think the pen drive was broken,, but I still want to try any solution,, any idea? Thank you

I am using Windows 8.1 Single Language 64-bit