# K250161: Wrist Blood Pressure Monitor (AOJ-35A); Wrist Blood Pressure Monitor (AOJ-35B); Wrist Blood Pressure Monitor (WRS-35B); Wrist Blood Pressure Monitor (AOJ-35D); Wrist Blood Pressure Monitor (AOJ-35E); Wrist Blood Pressure Monitor (AOJ-35F); Wrist Blood Pressure Monitor (AOJ-35G); Wrist Blood Pressure Monitor (WRS-35G); Wrist Blood Pressure Monitor (WRS-35H); Wrist Blood Pressure Monitor (WRS-35K); Wrist Blood Pressure Monitor (WRS-35N); Wrist Blood Pressure Monitor (WRS-35P); Wrist Bloo

- Pathway: 510(k) (Traditional)
- Applicant: Shenzhen AOJ Medical Technology Co., Ltd.
- Decided: May 2, 2025 after 101 days
- Product code: DXN (System, Measurement, Blood-Pressure, Non-Invasive)
- Device class: 2
- Regulation: 21 CFR 870.1130
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 9 generations back to K001670 (2000). 17 ancestors in all.
No later device cites it as a predicate yet.
0 of 18 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K213503: Wrist Blood Pressure Monitor, models AOJ-35A, AOJ-35B, AOJ-35C, AOJ-35D, AOJ-35E, Shenzhen AOJ Medical Technology Co., Ltd. (2022) Summary page 5.

## Indications for use
The Wrist Blood Pressure Monitor is intended to measure the systolic pressure and diastolic pressure, as well as the pulse rate of adult person via non-invasive oscillometric technique by an inflatable cuff wrapped around the wrist at medical facilities or at home.

Source page: https://510kreport.com/device/K250161
Methodology: https://510kreport.com/methodology