# K152216: SudoC

- Pathway: 510(k) (Special)
- Applicant: Ld Technology, LLC
- Decided: Sep 24, 2015 after 48 days
- Product code: GZO (Device, Galvanic Skin Response Measurement)
- Device class: 2
- Regulation: 21 CFR 882.1540
- 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 K874850 (1988). 5 ancestors in all.
No later device cites it as a predicate yet.
0 of 6 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K131568: Sudo Path, Ld Technology, LLC (2013) Summary page 4.

## Indications for use
SudoC device is a medical device for the measurement of galvanic skin response related to the function of the sweat glands. The SudoC provides values. It is the physician's responsibility to make proper judgments based on these numbers. The device is indicated for use in general adult population.

Source page: https://510kreport.com/device/K152216
Methodology: https://510kreport.com/methodology