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Microlife WatchBP Office (Twin200)

Device Name:WatchBP Office
Device Model:Twin200
Manufacturer:Sole: Microlife Corporation, 9F - 431 RuiGuang Road, NeiHu, Taipei 11492, TAIWAN PRC.
Measuring functions:Blood pressure
Primary Client Use:Intended for professional use
Measurement Site:Upper Arm
Measurement Occurrence:Single and repeated measurements
Availability:Available Currently
Assessment:

The technology used in the Microlife WatchBP Office (Twin200), to measure blood pressure, is among the best rated for accuracy by Medaval Ltd. It has passed in clinical validation studies, between general and specific populations, according to recognised standard protocols, as published in peer-reviewed publications.

Accuracy AssessmentRecommendationBasis
Medaval★★★ RecommendationRecent clinical validation; recent protocol; multiple clinical validations
BIHS (UK and IRL)Professional usePublished evidence
ESH (Europe)Professional usePublished evidence
Stride BPOffice and hospital use for adults, children and obese adults (Preferred)Published evidence plus equivalence claim
MDR CriteriaProfessional usePublished evidence

Validation Publications

Stergiou GS, Tzamouranis D, Protogerou A, Nasothimiou E, Kapralos C. Validation of the Microlife Watch BP Office professional device for office blood pressure measurement according to the International protocol. Blood Press Monit. 2008 Oct;13(5):299-303. doi: 10.1097/MBP.0b013e3283057af6. PMID: 18799957.

ESH-IP:2002 - Pass General population

Kollias A, Ntineri A, Kyriakoulis KG, Stambolliu E, Lagou S, Boubouchairopoulou N, Stergiou GS. Validation of the professional device for blood pressure measurement Microlife WatchBP Office in adults and children according to the American National Standards Institute/Association for the Advancement of Medical Instrumentation/International Organization for Standardization standard. Blood Press Monit. 2018 Apr;23(2):112-4. Epub: 2017 Dec 12. doi: 10.1097/MBP.0000000000000307. PMID: 29239866 .

81060-2:2013 - Pass General population

Relevant Publications

Lakhal K, Ehrmann S, Martin M, Faiz S, RĂ©miniac F, Cinotti R, Capdevila X, Asehnoune K, Blanloeil Y, Rozec B, Boulain T. Blood pressure monitoring during arrhythmia: agreement between automated brachial cuff and intra-arterial measurements. Br J Anaesth. 2015 Oct;115(4):540-9. doi: 10.1093/bja/aev304. PMID: 26385663.

The publication describes the use of the Microlife WatchBP Office (Twin200) in a scientific study.

Padwal RS, Majumdar SR. Comparability of two commonly used automated office blood pressure devices in the severely obese. Blood Press Monit. 2016 Oct;21(5):313-5. doi: 10.1097/MBP.0000000000000196. PMID: 27100401 .

Measurements from the Microlife WatchBP Office (Twin200) are compared to those from the BPTru, though not in a formal validation.

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.

Microlife WatchBP Office ABI (Twin200 ABI)

Masiero S, Saladini F, Benetti E, Palatini P. Accuracy of the Microlife large-extra large-sized cuff (32-52 cm) coupled to an automatic oscillometric device. Blood Press Monit. 2011 Apr;16(2):99-102. doi: 10.1097/MBP.0b013e328344c73c. PMID: 21346560.

ESH-IP:2002 - Pass General population

Saladini F, Benetti E, Masiero S, Palatini P. Accuracy of Microlife WatchBP Office ABI monitor assessed according to the 2002 European Society of Hypertension protocol and the British Hypertension Society protocol. Blood Press Monit. 2011 Oct;16(5):258-61. doi: 10.1097/MBP.0b013e32834af72e. PMID: 21885961.

ESH-IP:2002 - Pass General population

BHS:1993 - Pass (A/A) General population

Palatini P, Fania C, Gasparotti F. Accuracy of the WatchBP office ABI device for office blood pressure measurement over a wide range of arm sizes. Blood Press Monit. 2018 Apr;23(2):117-9. doi: 10.1097/MBP.0000000000000312. PMID: 29406326.

81060-2:2013 - Pass General population (Note: Arm circumferences 15 cm to 46 cm; 4 cuff sizes)

Microlife WatchBP Office Central (Twin200 CBP)

Cheng HM, Sung SH, Shih YT, Chuang SY, Yu WC, Chen CH. Measurement accuracy of a stand-alone oscillometric central blood pressure monitor: a validation report for Microlife WatchBP Office Central. Am J Hypertens. 2013 Jan;26(1):42-50. doi: 10.1093/ajh/hps021. PMID: 23382326.

SP10:2002 - Fail General population (Note: IA validation cuff BP (n=255/85))

SP10:2002 - Pass Central BP (n=255/85) (Note: IA validation)