# K110419: Avs Aria Neuromonitoring Probe and Avs Aria Probe Dilators

- Pathway: 510(k) (Traditional)
- Applicant: Stryker Spine
- Decided: Jul 28, 2011 after 164 days
- Product code: GXZ (Electrode, Needle)
- Device class: 2
- Regulation: 21 CFR 882.1350
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 5 generations back to K980148 (1998). 12 ancestors in all.
9 later devices descend from it; 2 cite it directly.
0 of 22 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K090838: Stimulus/Dissection Instruments, Axon Systems, Inc. (2009) Summary page 2.
- K062996: Disposable Monopolar and Bipolar Stimulator Probes, Axon Systems, Inc. (2007) Summary page 2.
- K850107: Concentric Needle Electrodes-Various Sizes W/Conne, Nicolet Biomedical Instruments (1985) Summary page 2.

## 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
- K140088: Phantom XL Insulated Dilators (2014), 2 descendants of its own

## Indications for use
The AVS® ARIA Neuromonitoring Probe and AVS® ARIA Probe Dilators are indicated for use during surgery of the spine to deliver an electrical stimulus to the tissues and nerves at the operative site to assist in locating those nerves at risk during the surgical procedure.

Source page: https://510kreport.com/device/K110419
Methodology: https://510kreport.com/methodology