# K112709: Stimulation/Dissection Instruments

- Pathway: 510(k) (Traditional)
- Applicant: Nu Vasive, Incorporated
- Decided: Feb 9, 2012 after 143 days
- Product code: ETN (Stimulator, Nerve)
- Device class: 2
- Regulation: 21 CFR 874.1820
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 7 generations back to K923056 (1992). 15 ancestors in all.
9 later devices descend from it; 3 cite it directly.
0 of 25 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K031003: Stimulus/Dissection Instruments, Ball-Tip Probes, Medtronic Xomed, Inc. (2003) Summary page 1.
- K111597: Disposable Stimulating Electrode, Nuvasive, Inc. (2011). Cleared while this submission was under review

## Most influential descendants
- K132373: Biomet Access System (2014), 5 descendants of its own
- K142438: Nerve Monitoring Cable System (2015), 4 descendants of its own
- K182617: ATEC IOM Accessory Instruments (2019), 3 descendants of its own
- K191723: ATEC IOM Accessory Instruments (2019), 2 descendants of its own
- K221821: ATEC IOM Accessory Instruments (2022), 1 descendant of its own

## Indications for use
The Stimulation/Dissection Instruments are indicated for tissue dissection and stimulation of peripheral motor nerves for location and identification during surgery, including spinal nerve roots.

Source page: https://510kreport.com/device/K112709
Methodology: https://510kreport.com/methodology