# K121531: A&J 5L Poca Series Oxygen Concentrator

- Pathway: 510(k) (Traditional)
- Applicant: Zhongshan A&J Medical Equipment Co., Ltd.
- Decided: Jul 17, 2012 after 54 days
- Product code: CAW (Generator, Oxygen, Portable)
- Device class: 2
- Regulation: 21 CFR 868.5440
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K883591 (1988). 4 ancestors in all.
No later device cites it as a predicate yet.
1 of 5 devices in its family (counting itself) has a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K071608: A&J POCA01 Oxygen Concentrator, Zhongshan A&J Medical Equipment Co., Ltd. (2008) Summary page 2.

## Indications for use
A&J 5L POCA series Oxygen Concentrator is intended for use as an oxygen concentrator to provide supplemental low flow oxygen therapy at home, in nursing homes, at patient care facilities. A&J 5L POCA series is available by prescription only under the supervision of a physician.

Source page: https://510kreport.com/device/K121531
Methodology: https://510kreport.com/methodology