# K943862: Sonicaid Model MR-63 Ambulatory Ecg Recorder

- Pathway: 510(k) (Traditional)
- Applicant: Oxford Instruments Medical Systems
- Decided: Jun 7, 1995 after 303 days
- Product code: DSH (Recorder, Magnetic Tape, Medical)
- Device class: 2
- Regulation: 21 CFR 870.2800
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
85 later devices descend from it; 1 cites it directly.
0 of 86 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

## Most influential descendants
- K970902: Medilog FD4 (1997), 84 descendants of its own
- K990727: Syneflash & Syneview (1999), 68 descendants of its own
- K032466: Spiderview (2003), 56 descendants of its own
- K042108: Vista Plus (2005), 46 descendants of its own
- K071641: Reveal XT; Insertable Cardiac Monitor (Model 9529), Patient Assistant (Model 9539) (2007), 40 descendants of its own

Source page: https://510kreport.com/device/K943862
Methodology: https://510kreport.com/methodology