Cleared Traditional

POCKET SIZE FETAL HEART DETECTOR (K920056) - FDA 510(k) Clearance

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

K920056 · Medical Accessories, Inc. · Radiology device
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Dec 1992
Decision
340d
Days
Class 2
Risk

K920056 is an FDA 510(k) clearance for the POCKET SIZE FETAL HEART DETECTOR. Classified as Monitor, Ultrasonic, Fetal (product code KNG), Class II - Special Controls.

Submitted by Medical Accessories, Inc. (Trenton, US). The FDA issued a Cleared decision on December 11, 1992 after a review of 340 days - an unusually long review period, suggesting complex equivalence evaluation.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 884.2660 - the FDA radiology and imaging software oversight 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 Radiology review framework, consistent with the majority of Class II 510(k) submissions.

View all Medical Accessories, Inc. devices

Submission Details

510(k) Number K920056 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 06, 1992
Decision Date December 11, 1992
Days to Decision 340 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
233d slower than avg
Panel avg: 107d · This submission: 340d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KNG Monitor, Ultrasonic, Fetal
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 884.2660
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 Radiology devices follow this clearance model.

Regulatory Peers - KNG Monitor, Ultrasonic, Fetal

All 14
Devices cleared under the same product code (KNG) and FDA review panel - the closest regulatory comparables to K920056.
Fetal Doppler
K182190 · Shenzhen AOJ Medical Technology Co., Ltd. · Dec 2018
Ultrasonic Doppler (Model YM-2T8)
K180419 · Shenzhen Imdk Medical Technology Co., Ltd. · Jul 2018
SD1 Ultrasonic Pocket Doppler
K172780 · Edan Instruments, Inc. · Jun 2018
UST-974-5 CONVEX TRANSDUCER
K910153 · Ge Medical Systems Information Technologies · Mar 1991