Servo-armature
A servo-armature or arm implant was a cybernetic device that was fitted onto (or replaced) the arms of some Borg drones.

The servo-armature of a medical repair drone contained a laser scalpel, a biomolecular scanner, and a microsuture integrated into a single instrument.

In 2375, The Doctor was excited at the recovery of a functional medical servo-armature from the debris of a Borg probe destroyed by the , declaring that he could use it to revolutionize the way he performed surgery. The crew, on the other hand, was less enthusiastic, with Tom Paris facetiously proclaiming that "no Federation sickbay should be without one." ()

In 2399, a Romulan doctor removed the arm implant of Patient 8923/3, a former Borg drone in regenestasis on the . ()

de: Servo-Armatur
Borg components