Cleared Traditional

K945972 - DIGITAL AVERAGING TONOMETER

K945972 is an FDA 510(k) clearance for DIGITAL AVERAGING TONOMETER, manufactured by Opti-Med Electronics. The device is a Class 2 Ophthalmic device with product code HKX cleared through the Traditional 510(k) pathway after a 252-day FDA review.

K945972 · Opti-Med Electronics · Ophthalmic device
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Aug 1995
Decision
252d
Days
Class 2
Risk

K945972 is an FDA 510(k) clearance for the DIGITAL AVERAGING TONOMETER. Classified as Tonometer, Ac-powered (product code HKX), Class II - Special Controls.

Submitted by Opti-Med Electronics (Anderson, US). The FDA issued a Cleared decision on August 17, 1995 after a review of 252 days - an extended review cycle.

This device falls under the Ophthalmic FDA review panel, regulated under 21 CFR 886.1930 - the FDA ophthalmic device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Ophthalmic review framework, consistent with the majority of Class II 510(k) submissions.

View all Opti-Med Electronics devices

FDA 510(k) Submission Details - K945972

510(k) Number K945972 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 08, 1994
Decision Date August 17, 1995
Days to Decision 252 days
Submission Type Traditional
Review Panel Ophthalmic (OP)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
142d slower than avg
Panel avg: 110d · This submission: 252d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

HKX Device Classification - Class 2, Special Controls

Product Code HKX Tonometer, Ac-powered
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 886.1930
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Ophthalmic devices follow this clearance model.

Regulatory Peers - HKX Tonometer, Ac-powered

All 37
Devices cleared under the same product code (HKX) and FDA review panel - the closest regulatory comparables to K945972.
LEICA AT550
K990869 · Leica Microsystems, Inc. · Jun 1999
KEELER PULSAIR 3000 NON CONTACT TONOMETER
K990257 · Keeler Instruments, Inc. · Mar 1999
CANON TX-10 TONOMETER
K963079 · Canon USA, Inc. · Mar 1997
NON-CONTACT TONOMETER T-2
K943939 · Canon, Inc. · May 1995
TIP & MEMBRANE ASSEMBLY
K921443 · Bio-Rad · Jun 1993
BURTON APPLANATION TONOMETER - MODEL T850 & T1000
K924777 · R.H. Burton Co. · Apr 1993