# K923119: Wallstent Esophageal Prothesis

- Pathway: 510(k) (Traditional)
- Applicant: Schneider U.S. Stent Div.
- Decided: Sep 1, 1992 after 67 days
- Product code: ESW (Prosthesis, Esophageal)
- Device class: 2
- Regulation: 21 CFR 878.3610
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
49 later devices descend from it; 2 cite it directly.
0 of 50 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
- K945494: Wallstent (R) Tracheobronchial Endoprosthesis (1995), 47 descendants of its own
- K961296: Wallstent Tracheobronchial Endoprosthesis (1996), 45 descendants of its own
- K964121: Wallstent Tracheobronchial Endoprosthesis (1996), 44 descendants of its own
- K980163: Wallstent Tracheobronchial Endoprosthesis and Wallstent Tracheobronchial Endoprosthesis with Permalume Covering (1998), 41 descendants of its own
- K982184: Wallstent Endoprosthesis (1998), 40 descendants of its own

Source page: https://510kreport.com/device/K923119
Methodology: https://510kreport.com/methodology