Scoville Blade - Solid Blade W/ TeethDDP Elite USA Scoville Blade is a unique instrument made for use in retraction during neurosurgical procedures. This blade can be affixed to a handle or base structure via a butterfly style nut and that allows it to be more easily handled. This is a solid blade with teeth making it ideal for pulling underlying structures such as organs and soft tissue layers out of the surgical field and aiding in retraction. Additionally this blade is available in