I had a stone that was close to 3 cm plus a bunch of loose gravel, so the doc pulled my gall bladder while he was in the neighborhood. I ended up with 7 holes, but none of them needed more than adhesive strips to hold them shut while they healed.
The gas is bad now and your insides are
extremely tender. As they heal, the effect of gas will reduce considerably. The first week is the worst unless you do something unwise and provoke your body to hurt you.
Welcome to the bench!!
CT