Cleared Traditional

K885157 - VENTREX COATED TUBE HIGH SENSITIVITY TSH

K885157 is an FDA 510(k) clearance for VENTREX COATED TUBE HIGH SENSITIVITY TSH, manufactured by Ventrex Laboratories, Inc.. The device is a Class 2 Chemistry device with product code JLW cleared through the Traditional 510(k) pathway after a 59-day FDA review.

K885157 · Ventrex Laboratories, Inc. · Chemistry device
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Feb 1989
Decision
59d
Days
Class 2
Risk

K885157 is an FDA 510(k) clearance for the VENTREX COATED TUBE HIGH SENSITIVITY TSH. Classified as Radioimmunoassay, Thyroid-stimulating Hormone (product code JLW), Class II - Special Controls.

Submitted by Ventrex Laboratories, Inc. (Portland, US). The FDA issued a Cleared decision on February 10, 1989 after a review of 59 days - a notably fast clearance cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1690 - 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: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Ventrex Laboratories, Inc. devices

FDA 510(k) Submission Details - K885157

510(k) Number K885157 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 13, 1988
Decision Date February 10, 1989
Days to Decision 59 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
29d faster than avg
Panel avg: 88d · This submission: 59d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

JLW Device Classification - Class 2, Special Controls

Product Code JLW Radioimmunoassay, Thyroid-stimulating Hormone
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.1690
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 - JLW Radioimmunoassay, Thyroid-stimulating Hormone

All 200
Devices cleared under the same product code (JLW) and FDA review panel - the closest regulatory comparables to K885157.
CYBERFLUOR FIAGEN TSH
K895396 · Cyberfluor, Inc. · Oct 1989
COTUBE(TM) TSH IRMA
K890802 · Bio-Rad · Mar 1989
TSH MICROASSAY
K890579 · Diamedix Corp. · Mar 1989
MODIFIED TSH IRMA KIT
K883742 · Pacific Biotech, Inc. · Jan 1989
THYROID STIMULATING HORMONE (HTSH) IRMA NEONATAL
K883726 · Immuchem Corp. · Dec 1988
DELFIA(TM) NEONATAL HTSH KIT
K881627 · Pharmacia, Inc. · Oct 1988