# K912669: Resound Portable Prescriptive Programming System

- Pathway: 510(k) (Traditional)
- Applicant: Resound Corp.
- Decided: Sep 16, 1991 after 90 days
- Product code: EWO (Audiometer)
- Device class: 2
- Regulation: 21 CFR 874.1050
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
36 later devices descend from it; 2 cite it directly.
0 of 37 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
- K984547: Digital Lgob Procedure Using Resound, Digital 5000 Series Hearing Aids (1999), 34 descendants of its own
- K090720: Cochlear Baha BP100 (2009), 33 descendants of its own
- K132278: Cochlear Baha  4 Sound Processor (2013), 11 descendants of its own
- K103594: Ponto Pro Power (2011), 11 descendants of its own
- K142907: Baha 5 Sound Processor (2015), 10 descendants of its own

Source page: https://510kreport.com/device/K912669
Methodology: https://510kreport.com/methodology