# K960851: Thermistor Cannula Style,Single Element,Adam Shell Thermistor Airflow Sensor

- Pathway: 510(k) (Traditional)
- Applicant: Pro-Tech Services, Inc.
- Decided: Sep 17, 1996 after 200 days
- Product code: BZQ (Monitor, Breathing Frequency)
- Device class: 2
- Regulation: 21 CFR 868.2375
- 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; 1 cites 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
- K980619: Sabratek Patient Home Management System (1998), 1 descendant of its own
- K993643: Nexsystem Ambulatory Patient Monitor Model Nex 100 (1999), 0 descendants of its own

Source page: https://510kreport.com/device/K960851
Methodology: https://510kreport.com/methodology