Cleared Traditional

WATCHCHILD (K893981) - FDA 510(k) Clearance

Class II Obstetrics & Gynecology device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K893981 · Monox, Inc. · Obstetrics & Gynecology device
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Apr 1990
Decision
322d
Days
Class 2
Risk

K893981 is an FDA 510(k) clearance for the WATCHCHILD. Classified as System, Monitoring, Perinatal (product code HGM), Class II - Special Controls.

Submitted by Monox, Inc. (Los Alamitos, US). The FDA issued a Cleared decision on April 20, 1990 after a review of 322 days - an unusually long review period, suggesting complex equivalence evaluation.

This device falls under the Obstetrics & Gynecology FDA review panel, regulated under 21 CFR 884.2740 - the FDA obstetrics and gynecology 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. Elevated predicate reliance profile. This clearance follows a standard predicate-based equivalence path within the Obstetrics & Gynecology review framework, consistent with the majority of Class II 510(k) submissions.

View all Monox, Inc. devices

Submission Details

510(k) Number K893981 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 02, 1989
Decision Date April 20, 1990
Days to Decision 322 days
Submission Type Traditional
Review Panel Obstetrics & Gynecology (OB)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
162d slower than avg
Panel avg: 160d · This submission: 322d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code HGM System, Monitoring, Perinatal
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 884.2740
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 Obstetrics & Gynecology devices follow this clearance model.

Regulatory Peers - HGM System, Monitoring, Perinatal

All 213
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