Cleared Traditional

K873409 - WAKO(TM) PRETEST 6A

K873409 is the FDA 510(k) clearance for WAKO(TM) PRETEST 6A by Wako Chemicals USA, Inc.. It is a Class 2 Chemistry device (product code KHE) cleared through the Traditional 510(k) pathway after a 170-day FDA review.

K873409 · Wako Chemicals USA, Inc. · Chemistry device
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Feb 1988
Decision
170d
Days
Class 2
Risk

K873409 is an FDA 510(k) clearance for the WAKO(TM) PRETEST 6A. Classified as Reagent, Occult Blood (product code KHE), Class II - Special Controls.

Submitted by Wako Chemicals USA, Inc. (Dallas, US). The FDA issued a Cleared decision on February 11, 1988 after a review of 170 days - an extended review cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 864.6550 - the FDA in vitro diagnostics and chemistry 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 Chemistry review framework, consistent with the majority of Class II 510(k) submissions.

View all Wako Chemicals USA, Inc. devices

Submission Details

510(k) Number K873409 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 25, 1987
Decision Date February 11, 1988
Days to Decision 170 days
Submission Type Traditional
Review Panel Chemistry (CH)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
82d slower than avg
Panel avg: 88d · This submission: 170d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KHE Reagent, Occult Blood
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 864.6550
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 Chemistry devices follow this clearance model.

Regulatory Peers - KHE Reagent, Occult Blood

All 27
Devices cleared under the same product code (KHE) and FDA review panel - the closest regulatory comparables to K873409.
COLOSCREEN
K911075 · Helena Laboratories · Jul 1991
HELENA COLOCARE
K882799 · Helena Laboratories · Sep 1988
HEMOCCULT SENSITIVE TEST
K880499 · Smithkline Diagnostics, Inc. · May 1988
HEMOCCULT WIPE TEST
K862849 · Smithkline Diagnostics, Inc. · Dec 1986
BIOTEL (TM)/ KIDNEY
K855237 · American Diagnostic Corp. · May 1986
COLOSCREEN SELF-TEST
K843352 · Helena Laboratories · Dec 1984