Candle Wick Very Thin and Flame Struggling?
You might try getting one of those electric candle warmers. I am not sure how to fix the wick. I do know the candle warmers are relatively cheap and can usually be found in dollars stores and stuff. I have been using mine for awhile now and I cant tell a difference...
Bleeding Sores from Incontinence?
You might want to perhaps use a zinc oxide type of cream or a incontinence cream for bed sores between changing. It will help protect her skin. It is a little more of a mess to clean up each time but helps the skin not to break down as much.