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Citizen CH-432
Device Model:
CH-432
Manufacturer:
Citizen Systems Japan Co. Ltd., 6-1-12 Tanashi-cho, Nishi-Tokyo-Shi, Tokyo 188-8511, JAPAN.
Measuring functions:
Blood pressure
Primary Client Use:
Intended for self-measurement and home use
Measurement Site:
Upper Arm
Measurement Occurrence:
Single measurements only
Availability:
Discontinued but still available
Availability according to Countries or Regions:
Japan
Description:
The Citizen CH-432 is an automatic blood pressure monitor. The accuracy of its blood pressure measurement technology has yet to be proven to MDR requirements. Blood pressure measurements are taken from the upper arm. It is intended for self-measurement and home use. This device has been discontinued by the manufacturer but may be available through certain outlets.
Assessment:
The technology used in the Citizen CH-432, to measure blood pressure, has been compared to a clinically validated device, but the results of the equivalence study have not been published and cannot be verified; nor can the protocol be checked for compliance with (EU) 2017/745 and MEDDEV 2.7/1 rev 4.
Recommendations:
Accuracy AssessmentRecommendationBasis
BP Medaval None Although equivalence to another device is claimed, this has not been tested to MDR requirements.
BP Japanese Society of Hypertension Self-measurement (2016-2018, 2021-2022) Implied equivalence to the Citizen CH-432B
Device Family:
Citizen CH-432BD,J, Citizen CH-452D,J, Citizen CH-432J, Citizen CH-453FJ, Citizen CH-550J, Citizen CHU302J
Legend: D DET Equivalence, J JHS Implied Equivalence
Validation Publications for Equivalent Devices:

Note: This is a provisional list, as equivalence according to EU Regulation 2017/745 (e.g. MEDDEV 2.7/1 rev 4) is not proven. Accordingly, these publications are not used in the assessment of star-ratings.

Citizen CH-432B

Cotte UV, Faltenbacher VH, von Willich W, Bogner JR. Trial of validation of two devices for self-measurement of blood pressure according to the European Society of Hypertension International Protocol: the Citizen CH-432B and the Citizen CH-656C. Blood Press Monit. 2008 Feb;13(1):55-62. doi: 10.1097/MBP.0b013e3282cb599a. PMID: 18199925. Erratum in: Blood Press Monit. 2008 Aug;13(4):243.

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