Cleared Traditional

K853784 - C-TERMINAL PTH RIA KIT

K853784 is the FDA 510(k) clearance for C-TERMINAL PTH RIA KIT by Diagnostic Systems Laboratories, Inc.. It is a Class 2 Chemistry device (product code CEW) cleared through the Traditional 510(k) pathway after a 25-day FDA review.

K853784 · Diagnostic Systems Laboratories, Inc. · Chemistry device
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Oct 1985
Decision
25d
Days
Class 2
Risk

K853784 is an FDA 510(k) clearance for the C-TERMINAL PTH RIA KIT. Classified as Radioimmunoassay, Parathyroid Hormone (product code CEW), Class II - Special Controls.

Submitted by Diagnostic Systems Laboratories, Inc. (Webster, US). The FDA issued a Cleared decision on October 4, 1985 after a review of 25 days - a notably fast clearance cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1545 - 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 Diagnostic Systems Laboratories, Inc. devices

Submission Details

510(k) Number K853784 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 09, 1985
Decision Date October 04, 1985
Days to Decision 25 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
63d faster than avg
Panel avg: 88d · This submission: 25d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code CEW Radioimmunoassay, Parathyroid Hormone
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.1545
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 - CEW Radioimmunoassay, Parathyroid Hormone

All 50
Devices cleared under the same product code (CEW) and FDA review panel - the closest regulatory comparables to K853784.
N-TACT PTH BY IMMUNORADIOMETRIC ASSAY (IRMA)
K874299 · Incstar Corp. · Nov 1987
DOUBLE ANTIBODY ULTRA-PTH #KPTD1 AND KPTD2
K871970 · Diagnostic Products Corp. · Sep 1987
ALLEGRO INTACT PARATHYROID HORMONE IMMUNOASSAY
K861797 · Nichols Institute Diagnostics · Jul 1986
PARATHYROID HORMONE MID-MOLECULE RIA-KIT
K843870 · Diagnostic Products Corp. · Oct 1984
PARATHYROID HORMONE C-TERMINAL RIA KIT
K843871 · Diagnostic Products Corp. · Oct 1984
C-TERMINAL/MID-MOLECULE PARATHYROID -
K843685 · Nichols Institute Diagnostics · Oct 1984