# K931372: Resound Portable Prescriptive Programming System

- Pathway: 510(k) (Traditional)
- Applicant: Resound Corp.
- Decided: Nov 3, 1993 after 231 days
- Product code: ESD (Hearing Aid, Air-Conduction, Prescription)
- Device class: 1
- Regulation: 21 CFR 874.3300
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
35 later devices descend from it; 2 cite it directly.
0 of 36 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
- K973880: Sonix Hearing Aid Fitting and Programming System (1998), 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/K931372
Methodology: https://510kreport.com/methodology