Cleared Traditional

K021937 - TGDC-01 PRA

K021937 is an FDA 510(k) clearance for TGDC-01 PRA, manufactured by Truevision Instruments. The device is a Class 2 Ophthalmic device with product code HKX cleared through the Traditional 510(k) pathway after a 121-day FDA review.

K021937 · Truevision Instruments · Ophthalmic device
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Oct 2002
Decision
121d
Days
Class 2
Risk

K021937 is an FDA 510(k) clearance for the TGDC-01 PRA. Classified as Tonometer, Ac-powered (product code HKX), Class II - Special Controls.

Submitted by Truevision Instruments (San Francisco, US). The FDA issued a Cleared decision on October 11, 2002 after a review of 121 days - within the typical 510(k) review window.

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 Truevision Instruments devices

FDA 510(k) Submission Details - K021937

510(k) Number K021937 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 12, 2002
Decision Date October 11, 2002
Days to Decision 121 days
Submission Type Traditional
Review Panel Ophthalmic (OP)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
11d slower than avg
Panel avg: 110d · This submission: 121d
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 32
Devices cleared under the same product code (HKX) and FDA review panel - the closest regulatory comparables to K021937.
PULSAIR INTELLIPUFF, PULSAIR DESKTOP MODEL 2414-P-2001, 2417-P-2000
K093298 · Keeler Instruments, Inc. · Dec 2010
KOWA KT-800
K053444 · Kowa Co. , Ltd. · Jun 2006
NON-CONTACT TONOMETER, MODEL NT-4000
K031733 · Nidek, Inc. · Dec 2003
MODEL 30 CLASSIC PNEUMATONOMETER
K002395 · Xomed, Inc. · Dec 2000
LEICA AT550
K990869 · Leica Microsystems, Inc. · Jun 1999
KEELER PULSAIR 3000 NON CONTACT TONOMETER
K990257 · Keeler Instruments, Inc. · Mar 1999