Hi, Dan. Welcome to the board.
Have you talked to your vet? He or she might be able to give you an idea of what to expect. The breeder should also be able to give you the name of the vet that's been caring for the dam and you may be able to get some information there, as well.
"We are--each of us--dying; it's how we live in the meantime that makes the difference."
"It's not what you gather, but what you scatter that tells what kind of life you have lived!"
"Be kinder than necessary, for everyone you meet is fighting some kind of battle."