510(k) Report

510(k) · Cleared

Cleared

The Bagnoli-4 Emg System

K981934510(k) TraditionalCleared Aug 31, 199890-day reviewClass II21 CFR 882.5050

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Delsys, Inc. · HCC Device, Biofeedback

Cleared on Aug 31, 1998 after a 90-day review. FDA’s file for it is a 510(k) statement, which names no predicate.

Decided
Aug 31, 1998
Review
90 days
Class
Class II
Product code
HCC
Recalls
None
Predicates
0

FDA’s file for it is a 510(k) statement, which names no predicate.

FIG. 1 — Lineage of K981934Source: FDA 510(k) database · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA 510(k) statement (indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in HCC? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new HCC device

  1. #1 K233580 A Breathing System (ABS)score 8.1 · 2 generations · no Class I recall
  2. #2 Held for the reportin the report
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What was it cleared against?

FDA’s file for it is a 510(k) statement, which names no predicate.

What descends from it?

No later submission names this one as a predicate yet.

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

How does its category compare?

All HCC devices

HCC Device, Biofeedback: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · HCC

1in 2024

2007: 12008: 22010: 12011: 12013: 22015: 22017: 12018: 12023: 12024: 1
2007high 2 (2008) · low 0 (2009)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · HCC

Too few HCC 510(k)s in any year since 2007 to give a median.

Recalls per year · HCC

1in 2015

2012: 12015: 1
2007high 1 (2012) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · HCC

5in 2024

2007: 22008: 22009: 12011: 42012: 22013: 22014: 22016: 42017: 32018: 12019: 62020: 22022: 32023: 22024: 5
2007high 6 (2019) · low 0 (2010)2025

MAUDE reports naming product code HCC, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20071—02
20082—02
20090—01
20101—00
20111—04
20120—12
20132—02
20140—02
20152—10
20160—04
20171—03
20181—01
20190—06
20200—02
20210—00
20220—03
20231—02
20241—05
20250—00
20260—0—

What is it indicated for?

This device is to be used for biofeedback applications.

Indications for use read by OCR from a scanned FDA 510(k) statement, so letters may be misread. Check the PDF before quoting it.

Cite this page

510(k) Report. “K981934: The Bagnoli-4 Emg System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K981934

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Page last updated Nov 3, 2026