Do I need a binder?

Yes

When can I carry my 20lb baby?

After 6 weeks

How do I get rid of swelling after tummy tuck?

Compression garment is a must. Spanks and binders are the most commonly use. Lymphatic massages are another method. Laying down is another way to favor the drainage of fluid, especially if you are on your feet all day long. It takes 6-12 months for your body to rebuild the lymphatic system.

Would I have drains?

Yes