Click here for Wookieepedia's article on the Canon version of this subject.  This article covers the Legends version of this subject. 

OnALegendsArticleGoToCanon

A hypodermic injector, hypoinjector or medjector[1] was a tool employed by medical droids and interrogation droids, typically installed on injection arms. Additionally, the 2-1B surgical droid could have its hands removed and replaced with hypodermic injectors for use in operating rooms.[2]

Appearances

Sources

Notes and references