Surgical rooms may use off-the-shelf "Krazy Glue", but perhaps Dermabond is what they're actually using (or supposed to use).
"It's thought that the chemical
cyanoacrylate in the glue not only stops bleeding quickly but also lead to less scarring. Although, using super glue might work in a pinch, experts say it can irritate the skin, and should never be used on deep wounds."
Super Glue for Minor Cuts and Scrapes
more detail:
Toxicity - Superglue (cyanoacrylate) used to cover cut skin.
Sherwood