I'm not an expert on all things surgery but i found this: What to Expect Immediately After Coronary Bypass Surgery
And i found this: What Is Heart Bypass Surgery?
Wish you all the best for your upcoming surgery, and don't be scared you will be asleep during the surgery anyway.
PS: Don't forget to login into Clixsense before 90 days have past.
Quote:Inactivity - If your account should go to inactive status (90 days with no logins), ClixSense will consider the account abandoned and closes it.