Here is a partial list of websites which send money directly to the women of Congo
who are suffering:
Congo Global ActionMercy CorpsWomen For WomenThese sites look ok to me, but I have not done deep research on them. I also found information on how to send money directly to the Panzi Hospital, but the information never cropped up except on small private blogs so I'm hesitant to include it here just in case it's not a legal way.
More information on what to do about the United Nations can be found in
this article.