# K954167: Humphrey Field Analyzer (Hfa II)

- Pathway: 510(k) (Traditional)
- Applicant: Carl Zeiss, Inc.
- Decided: Nov 24, 1995 after 80 days
- Product code: HPT (Perimeter, Automatic, Ac-Powered)
- Device class: 1
- Regulation: 21 CFR 886.1605
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
13 later devices descend from it; 4 cite it directly.
0 of 14 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
- K050350: The Notal Vision Preview Preferential Hyperacuity Perimeter (Preview PHP) (2005), 5 descendants of its own
- K091579: Foresee Home (2009), 4 descendants of its own
- K121738: Myvisiontrack (TM) (2013), 3 descendants of its own
- K093213: Guided Progression Analysis on the Humphrey Field Analyzer II and II -I Series (2010), 3 descendants of its own
- K143211: myVision Track Model 005 (2015), 2 descendants of its own

Source page: https://510kreport.com/device/K954167
Methodology: https://510kreport.com/methodology