One of my USB Sticks just kind of broke and now it's name and all file names consist of pretty much random characters, like
I did some research and its probably my file table that is gone, but I'm not too sure about that since the device name is also affected. I tried to repair the device with windows 8 repair tools (chkdsk etc.), however they say there is no problem. My files are safe i guess since i managed to get them off the USB stick with PhotoRec, however I'd rather repair that device as well.
So: Is that USB stick hardware is broken or still safe to use? If safe to use, how can i fix it? It would be nice if the files would not go down the drain, but if there's no way around it deleting everything on it is fine as well. I tried saving it with TestDisk, but I didn't manage to make it work.
The drive looks like this