Welcome to our surgical suite. That's the pulse oximeter and anesthesia machines for sevoflourane and isoflourane behind me. I just finished a long, difficult procedure on a cat's brain--okay, maybe not, but I definitely fit the part of Mad Doctor! The "real" doctors are much more sensible looking, as you can see below.  

 << That's Dr. Billeter beginning a surgery to repair a prolapsed third eyelid gland, otherwise known as "cherry eye." You can see the oxygen tank just behind his left shoulder.