# K093445: Keeler Applanation Tonometer; T-Type Kat, K-Type Kat, (Kat)

- Pathway: 510(k) (Abbreviated)
- Applicant: Keeler, Ltd.
- Decided: Jan 19, 2010 after 90 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: 1 generation back to K981432 (1999). 2 ancestors in all.
5 later devices descend from it; 2 cite it directly.
0 of 8 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K022054: F 900, C.S.O. S.R.L. (2002) Summary page 2.
- K981432: Goldman Manual Tonometer, Golden Vision, Inc. (1999) Summary page 2.

## Most influential descendants
- K133234: T-Type D-Kat, R-Type D-Kat (2014), 4 descendants of its own
- K142179: D-Kat Z-Ype (2014), 2 descendants of its own
- K232143: Applanation Tonometer HT-5000 (2023), 0 descendants of its own
- 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 Keeler Applanation Tonometer is indicated for measuring intraocular pressure to aid in the screening and diagnosis of Glaucoma.

Source page: https://510kreport.com/device/K093445
Methodology: https://510kreport.com/methodology