# K221058: LungTrainer (MD2 & MD3)

- Pathway: 510(k) (Traditional)
- Applicant: Lung Trainers, LLC
- Decided: Jul 5, 2023 after 450 days
- Product code: BWF (Spirometer, Therapeutic (Incentive))
- Device class: 2
- Regulation: 21 CFR 868.5690
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA’s file for it is a 510(k) statement, which names no predicate.

## Indications for use
The LungTrainer device is intended to be used as (1) an expiratory breathing exerciser for respiratory muscles, and (2) to be used as an expiratory resistance device, providing positive expiratory pressure (PEP) to substitute for pursed lip breathing and to assist in mucus clearance. The LungTrainer device is intended for use in patients ages 12 years and up in a clinical or home use environment.

Source page: https://510kreport.com/device/K221058
Methodology: https://510kreport.com/methodology