# K905692: 143 Series Bte

- Pathway: 510(k) (Traditional)
- Applicant: Gn Danavox, Inc.
- Decided: Jan 28, 1991 after 40 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.
2 later devices descend from it; 2 cite it directly.
0 of 3 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
- K971032: Danavox Models 163/162 Bte (1997), 0 descendants of its own
- K971031: Audallion Iii Hearing System (1997), 0 descendants of its own

Source page: https://510kreport.com/device/K905692
Methodology: https://510kreport.com/methodology