back using bc again :(

sooo after my specialist appointment today have been told that I need to have a lap asap! she told me I should of had it done 2 years ago :( so now trying to prevent pregnancy again so I can get surgery, gah so frustrating! but good at the same time lol! can anybody that has had a lap give me any advice, own experience, pregnancy after surgery etc? any advice or info would be much appreciated!!!!