HKX · Class II · 21 CFR 886.1930

FDA Product Code HKX: Tonometer, Ac-powered

Leading manufacturers include Keeler Instruments, Inc., Bio-Rad and Nidek, Inc..

58
Total
58
Cleared
146d
Avg days
1980
Since
Stable submission activity - 1 submissions in the last 2 years
Review times improving: avg 46d recently vs 148d historically

FDA 510(k) Cleared Tonometer, Ac-powered Devices (Product Code HKX)

58 devices
1–24 of 58
Cleared Nov 07, 2025
AUTO KERATO-REFRACTO TONOMETER TRK-3 OMNIA
K253039
Topcon Corporation
Ophthalmic · 46d
Cleared Nov 08, 2023
VS Tabletop Tonometer
K223739
Medimaging Integrated Solution, Inc.
Ophthalmic · 329d
Cleared Dec 06, 2019
Intraocular Pressure Tonometer EASYTON
K190382
Company Elamed
Ophthalmic · 290d
Cleared Jun 21, 2019
MiiS Horus Scope DPT 100
K181260
Medimaging Integrated Solution, Inc (Miis)
Ophthalmic · 406d
Cleared Feb 08, 2019
Keeler TonoCare Tonometer
K181143
Keeler Instruments, Inc.
Ophthalmic · 283d
Cleared Dec 14, 2018
Tono Vue Non-Contact Tonometer
K180820
Crystalvue Medical Corporation
Ophthalmic · 260d
Cleared Dec 10, 2010
PULSAIR INTELLIPUFF, PULSAIR DESKTOP MODEL 2414-P-2001, 2417-P-2000
K093298
Keeler Instruments, Inc.
Ophthalmic · 415d
Cleared Dec 04, 2003
NON-CONTACT TONOMETER, MODEL NT-4000
K031733
Nidek, Inc.
Ophthalmic · 183d
Cleared Dec 11, 2000
MODEL 30 CLASSIC PNEUMATONOMETER
K002395
Xomed, Inc.
Ophthalmic · 126d
Cleared Mar 25, 1999
KEELER PULSAIR 3000 NON CONTACT TONOMETER
K990257
Keeler Instruments, Inc.
Ophthalmic · 57d
Cleared Mar 03, 1997
CANON TX-10 TONOMETER
K963079
Canon USA, Inc.
Ophthalmic · 208d
Cleared May 12, 1995
NON-CONTACT TONOMETER T-2
K943939
Canon, Inc.
Ophthalmic · 273d
Cleared Jun 22, 1993
TIP & MEMBRANE ASSEMBLY
K921443
Bio-Rad
Ophthalmic · 483d
Cleared Aug 05, 1992
CYLINDER OF GAS, CAN OF GAS (CC12F2)
K921617
Bio-Rad
Ophthalmic · 121d
Cleared Oct 15, 1991
NIDEK MODEL NT-1000
K913189
Nidek, Inc.
Ophthalmic · 89d
Cleared Jun 25, 1991
KEELER PULSAIR NON CONTACT TONOMETER, MODIFICATION
K911721
Keeler Instruments, Inc.
Ophthalmic · 69d
Cleared Oct 31, 1989
BIO-RAD MODULAR AIR COMPRESSOR
K895575
Bio-Rad
Ophthalmic · 47d
Cleared Mar 17, 1987
KEELER PULSAIR NON CONTACT TONOMETER
K870750
Keeler Instruments, Inc.
Ophthalmic · 20d
Cleared Feb 20, 1987
DIGILAB MICRO ONE APPLANATION TONOMETER
K870121
Bio-Rad
Ophthalmic · 39d
Cleared Sep 24, 1986
DIGILAB MODULAR ONE-APPLANATION TONOMETER
K863217
Bio-Rad
Ophthalmic · 35d
Cleared Jun 19, 1984
CAT 100
K840836
CooperVision, Inc.
Ophthalmic · 116d
Cleared Jan 04, 1984
CLERZ LUBRICATING/REWETTING SOLUTION
K833494
CooperVision, Inc.
Ophthalmic · 89d
Cleared Nov 12, 1980
AO NON-CONTACT II TONOMETER
K802419
American Optical Corp.
Ophthalmic · 37d

About Product Code HKX - Regulatory Context

510(k) Submission Activity

58 total 510(k) submissions under product code HKX since 1980, with 58 receiving FDA clearance (average review time: 146 days).

Submission volume has remained relatively stable over the observed period, with 1 submissions in the last 24 months.

FDA 510(k) Review Time - HKX Product Code

Recent submissions under HKX have taken an average of 46 days to reach a decision - down from 148 days historically, suggesting improved FDA processing for this classification.

HKX devices are reviewed by the Ophthalmic panel. Browse all Ophthalmic devices →