# K823423: Nebulizer Chronolog & Interpreter

- Pathway: 510(k) (Traditional)
- Applicant: Advanced Technology Products, Inc.
- Decided: Dec 15, 1982 after 29 days
- Product code: CCQ (Nebulizer, Medicinal, Non-Ventilatory (Atomizer))
- Device class: 1
- Regulation: 21 CFR 868.5640
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
28 later devices descend from it; 1 cites it directly.
0 of 29 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K970344: Mdilog, Model MDC-511 (1997), 27 descendants of its own
- K091803: Smarttrack System (2009), 25 descendants of its own
- K121609: Asthmapolis System (2012), 13 descendants of its own
- K140638: Propeller System - Model 2 (2014), 12 descendants of its own
- K133951: Smarttouch (2014), 10 descendants of its own

Source page: https://510kreport.com/device/K823423
Methodology: https://510kreport.com/methodology