# K001182: Microlife Wrist Watch Blood Pressure Monitor, Model BP-3BU1

- Pathway: 510(k) (Traditional)
- Applicant: Microlife Corp.
- Decided: Aug 1, 2000 after 112 days
- Product code: DXN (System, Measurement, Blood-Pressure, Non-Invasive)
- Device class: 2
- Regulation: 21 CFR 870.1130
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
38 later devices descend from it; 2 cite it directly.
0 of 39 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K012796: Amluck Automatic Digital Wrist, Blood Pressure Monitor AK-3000/AK-4000 (2002), 28 descendants of its own
- K051862: PC Compatible Blood Pressure Monitor, Model AK-4000TU, BP-410U, BP-410R; Automatic Digital Wrist Blood Press. Monitor. (2005), 25 descendants of its own
- K072860: YA Horng Digital Upper Arm Blood Pressure Monitor, BP-100J, BP-110J; Digital Wrist Blood Pressure Monitor, BP-500,BP-500 (2008), 24 descendants of its own
- K090058: YA Horng Digital Upper Arm Blood Pressure Monitor, BP-700, BP-700T, BP700U, BP-700B, BP-700TB, BP-700UB, BP-700TUB (2009), 23 descendants of its own
- K121025: YA Horng Blood Pressure Monitor, YA Horng Blood Pressure Monitor, Bluetooth Transmission (2012), 15 descendants of its own

Source page: https://510kreport.com/device/K001182
Methodology: https://510kreport.com/methodology