# K190902: RH non-Automated Blood Pressure Meter RH non-Automated Blood Pressure Meter with Stethoscope

- Pathway: 510(k) (Traditional)
- Applicant: Wenzhou Renhua Instruments Co., Ltd.
- Decided: May 22, 2019 after 44 days
- Product code: DXQ (Blood Pressure Cuff)
- Device class: 2
- Regulation: 21 CFR 870.1120
- 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 K790810 (1979). 9 ancestors in all.
9 later devices descend from it; 5 cite it directly.
0 of 19 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K173246: Aneroid Sphygmomanometer, Wenzhou Bokang Instruments Co., Ltd. (2018) Summary page 4.

## Most influential descendants
- K192500: Aneroid sphygmomanometer with stethoscope, Aneroid sphygmomanometer (2020), 3 descendants of its own
- K211084: Aneroid Sphygmomanometer, Aneroid Sphygmomanometer with stethoscope (2021), 2 descendants of its own
- K212416: WX non-Automated Blood Pressure Meter,MODEL WX02, WX non-Automated Blood Pressure Meter with Stethoscope, MODEL WX0201, WX0202, WX0203 (2022), 1 descendant of its own
- K240165: Aneroid Sphygmomanometer with Stethoscope; Aneroid Sphygmomanometer (2024), 0 descendants of its own
- K230859: Aneroid Sphygmomanometer (2023), 0 descendants of its own

## Indications for use
RH non-Automated Blood Pressure Meter is intended to be used by medical professionals or in the home for the measurement of systolic and diastolic pressure on children or adults. The device is intended to be manually attached to a patient and manually inflated along with a manual method for detecting Korotkoff sounds. There are a variety of stethoscopes can be an optioned accessory, depending on the model.

Source page: https://510kreport.com/device/K190902
Methodology: https://510kreport.com/methodology