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Microlife WatchBP Home A (BP 3MX1-3)

Device Name:WatchBP Home A
Device Model:BP 3MX1-3
Manufacturer:Sole: Microlife Corporation, 9F - 431 RuiGuang Road, NeiHu, Taipei 11492, TAIWAN PRC.
Measuring functions:Blood pressure, Atrial fibrillation
Primary Client Use:Intended for self-measurement and home use with atrial fibrillation detection
Measurement Site:Upper Arm
Measurement Occurrence:Single and repeated measurements
Availability:Available Currently

The technology used in the Microlife WatchBP Home A (BP 3MX1-3), to measure blood pressure, has passed in three clinical validation studies, between general and pregnancy populations, according to recognised standard protocols, as published in peer-reviewed publications.

Accuracy AssessmentRecommendationBasis
Medaval★★ RecommendationRecent clinical validation; older protocol; multiple clinical validations
ESH (Europe)Self-measurementPublished evidence

Relevant Publications

Chan PH, Wong CK, Pun L, Wong YF, Wong MM, Chu DW, Siu CW. Diagnostic performance of an automatic blood pressure measurement device, Microlife WatchBP Home A, for atrial fibrillation screening in a real-world primary care setting. BMJ Open. 2017 Jun 15;7(6):e013685. doi: 10.1136/bmjopen-2016-013685. PMID: 28619766. Available from: PMC5577883.

Afib validation

Willits I, Keltie K, Craig J, Sims A. WatchBP Home A for opportunistically detecting atrial fibrillation during diagnosis and monitoring of hypertension: a NICE Medical Technology Guidance. Appl Health Econ Health Policy. 2014 Jun;12(3):255-65. doi: 10.1007/s40258-014-0096-7. PMID: 24664995. Available from: PMC4026667.

The publication describes the use of the Microlife WatchBP Home A (BP 3MX1-3) in a scientific study.

Validation Publications for Equivalent Devices

Note: Provisional list; equivalence according to EU Regulation 2017/745 (e.g. MEDDEV 2.7/1 rev 4) not proven

Microlife WatchBP Home (BP 3MX1-1)

Stergiou GS, Giovas PP, Gkinos CP, Patouras JD. Validation of the Microlife WatchBP Home device for self home blood pressure measurement according to the International Protocol. Blood Press Monit. 2007 Jun;12(3):185-8. PMID: 17496469.

ESH-IP:2002 - Pass General population

Chung Y, de Greeff A, Shennan A. Validation and compliance of a home monitoring device in pregnancy: Microlife WatchBP home. Hypertens Pregnancy. 2009;28(3):348-59. doi: 10.1080/10641950802601286. PMID: 19263287.

BHS:1993 Pregnancy and pre-eclampsia (n=45; 15 pre-eclampsia) (Note: BHS results not in abstract)

Clark K, Snowball O, Nzelu D, Kay P, Kametas NA. Validation of the Microlife WatchBP Home blood pressure device in pregnancy for medium and large arm circumferences. Blood Press Monit. 2018 Jun;23(3):171-4. doi: 10.1097/MBP.0000000000000315. PMID: 29596069.

BHS:1993 - Pass (A/A) Pregnancy; Arm circumference 22 cm to 31 cm (n=51)

BHS:1993 - Pass (B/A) Pregnancy; Arm circumference 32 cm to 52 cm (n=46)