# K172804: Besmed Peak Flow Meter

- Pathway: 510(k) (Traditional)
- Applicant: Besmed Health Business Corp
- Decided: Jan 11, 2018 after 115 days
- Product code: BZH (Meter, Peak Flow, Spirometry)
- Device class: 2
- Regulation: 21 CFR 868.1860
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K781922 (1979). 1 ancestor in all.
No later device cites it as a predicate yet.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K781922: Pulmonary Monitor, Vitalograph, Ltd. (1979) Summary page 4.

## Indications for use
The intended device measures a patient's peak expiratory flow rate liters/minute. Patient Population – Patients 5 years and older requiring the measurement of peak expiratory flow rate. Environment – Anywhere a patient may require the measurement of peak expiratory flow.

Source page: https://510kreport.com/device/K172804
Methodology: https://510kreport.com/methodology