No room between door and frame to slip in a credit card, or even a scalpel blade.

Then I immersed my hand and inserted the scalpel blade between two ribs.

Up close, I realise the surface is pitted with pills and scalpel blades.

The thing scratched itself with a scalpel blade, a tumorous lower lip pushed out in concentration.

It is also possible to utilise a simple scalpel blade.

Where have you hidden those spare scalpel blades, James?

The scalpel blade, smeared with liver cells and blood, went deep into this thumb.

"I've been carrying around a scalpel blade for cases like this."

He then took a scalpel blade from a supply in the hallway closet, went to the adjacent bathroom, and stabbed himself once.

Robot arms came down from above, slowly unfolding, ending in long scalpel blades.