# K850316: Unisonic Electronic Digital BP Monitor Ebm-2050

- Pathway: 510(k) (Traditional)
- Applicant: Nihon Seimitsu Sokki Co., Ltd.
- Decided: Apr 16, 1985 after 81 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.
81 later devices descend from it; 1 cites it directly.
0 of 82 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
- K993890: Digital Blood Pressure Monitor, Model DS-181 (1999), 80 descendants of its own
- K050697: Model DS-1901 Digital Blood Pressure Monitor (2005), 77 descendants of its own
- K071596: Potable Air Massager Putifino, Model AM-7 (2008), 55 descendants of its own
- K092435: Verseo Air Pressure Massager (2010), 54 descendants of its own
- K122154: Powerplay Muscle Massager (2012), 53 descendants of its own

Source page: https://510kreport.com/device/K850316
Methodology: https://510kreport.com/methodology