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Honsun Scian LD-522

Device Name:Scian
Device Model:LD-522
Manufacturer:Sole: Shanghai Honsun International Trade Co. Ltd., Room C. Floor 22, Zhiyuan Building, 768 Xietu Road, Shanghai 200023, CHINA.
Measuring functions:Blood pressure
Primary Client Use:Intended for self-measurement and home use
Measurement Site:Upper Arm
Measurement Occurrence:Single measurements only
Availability:Available Currently
Assessment:

While the technology used in the Honsun Scian LD-522, to measure blood pressure, has been declared as being equivalent to that used in another device, not only has no evidence has been published to show that the devices were compared according to a protocol compliant with (EU) 2017/745 and MEDDEV 2.7/1 rev 4 but there is no evidence provided on a validation of the other device.

Accuracy AssessmentRecommendationBasis
MedavalNoneAlthough equivalence to another device is claimed, this has not been tested to MDR requirements.
BIHS (UK and IRL)Self-measurementManufacturer declaration of equivalence
ESH (Europe)Self-measurementThe BIHS recommendation, despite the absence of the scientific evidence required by the same authors' criteria.

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.

Honsun Scian LD-578

Zhang Y, Wang J, Huang QF, Sheng CS, Li Y, Wang JG. Validation of the HONSUN LD-578 blood pressure monitor for home blood pressure monitoring according to the European Society of Hypertension International Protocol. Blood Press Monit. 2009 Jun;14(3):128-31. doi: 10.1097/MBP.0b013e32832ce149. PMID: 19454866.

ESH-IP:2002 - Pass General population