# K142179: D-Kat Z-Ype

- Pathway: 510(k) (Special)
- Applicant: Keeler, Ltd.
- Decided: Sep 17, 2014 after 40 days
- Product code: HKY (Tonometer, Manual)
- Device class: 2
- Regulation: 21 CFR 886.1930
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K981432 (1999). 4 ancestors in all.
2 later devices descend from it; 2 cite it directly.
0 of 7 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K133234: T-Type D-Kat, R-Type D-Kat, Keeler Limited (2014) Summary page 11.
- (no number) Keeler Applanation Tonometer (KAT): named in the summary without a submission number

## Most influential descendants
- K191314: Sunkingdom Applanation Tonometer SK-R, SK-T, SK-Q (2019), 0 descendants of its own
- K152644: Keeler Disposable Tonomate, Keeler Disposable Tonomate, Box of 100 (2015), 0 descendants of its own

## Indications for use
The Z-type Digital Keeler Applanation Tonometer is indicated for measuring intraocular pressure to aid in the screening and diagnosis of Glaucoma.

Source page: https://510kreport.com/device/K142179
Methodology: https://510kreport.com/methodology