In 2266, while wearing an environmental suit outside the USS Enterprise, James T. Kirk used an autoknife to slice through an unusual black membrane wrapped around the starship, revealing the Balant planet. Unfortunately the membrane quickly resealed. (TOS comic: "Skin Deep")
In 2269, McCoy was forced to perform a tracheotomy on security officer Alan Huff using a vibroknife covered with dirt and tree sap, after an electronic scalpel failed to activate. (TOS novel: Planet of Judgment)
- The vibroknife concept has been used in other science fiction sources, such as the lore of Star Wars.