What You Need To Know Before Bunion Surgery The procedure to remove a bunion(called a bunionectomy) is usually done on an outpatient basis, meaning you check in and out the same day, often into an outpatient (ambulatory) surgery center. Typically you are required to have nothing to eat or drink for several hours prior to your procedure.Depending on other factors (age, general health, etc.) you may be required to have some lab tests (which...... Similar Editorial : Keyhole Surgery by News Canada. | Source : Hepatitis B And C