Carpometacarpal (CMC) osteoarthritis (OA) , also known as trapeziometacarpal osteoarthritis or osteoarthritis at the base of the thumb, is a reparitive joint disease affecting the first carpometacarpal joint (CMC1).he CMC1 joint is a synovial joint between the trapezium bone of the wrist and the metacarpal bone at the base of the thumb. This joint is a so-called saddle joint (articulatio sellaris), unlike the CMC joints of the other four fingers which are ellipsoid joints.
Safely remove your flash drive. Not doing this can corrupt data or ruin a perfectly good flash drive. You can safely remove the drive by right clicking its icon on the desktop or system tray, and selecting the option that says Safely Remove Hardware or Eject from the menu.
Copying Files for Transfer. 1  1. Examine the connecting end of your flash drive. 2  2. Locate the USB port on your computer. 3  3. Insert the USB flash drive gently into your computer.  4. Follow the prompts to open your flash 1  drive. 5. Open your flash drive with the file explorer as an alternative.