What should I do if my word catheter falls out and how should I clean it during and after my period?

Perfect question for your doctor to answer. However, here is a link.
http://www.google.com/url?sa=t&rct=j...92885102,d.aWw

Link was not helpful for general knowledge. That is okay because this question should be directed at OP's doctor. However, when this device is inserted, guidelines are given.