510(k) · Cleared
ClearedSLENDERTONE® Connect Abs, Type 570
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Bio-Medical Research, Ltd. · NGX Stimulator, Muscle, Powered, For Muscle Conditioning
Cleared on Nov 1, 2016 as substantially equivalent to K151903 (Bio-Medical Research, Ltd., 2015) after a 106-day review. Its family tree reaches back 6 generations to 1994.
- Decided
- Nov 1, 2016
- Review
- 106 days
- Class
- Class II
- Product code
- NGX
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 6 generations to K940301 (1994). 11 ancestors in all. No later device cites it as a predicate yet.
- Root · 6 generations backK940301 Compex 2Biodex Medical Systems, Inc. · 1994
- 5 generations backK011880 Compex SportCompex S.A. · 2002
- 4 generations backK061632 Globus Premium Muscle StimulatorDomino S.R.L. · 2007
- 3 generations backK083140 Compex Sport PlusChattanooga Group · 2009
- 2 generations backK143551 Compex Wireless USADjo, LLC · 2015
- 1 generation backK151903 Slendertone connect AbsBio-Medical Research, Ltd. · 2015
- This deviceK161974 SLENDERTONE® Connect Abs, Type 570Bio-Medical Research, Ltd. · 2016
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −6 | K940301 | Compex 2 | Biodex Medical Systems, Inc. | 1994 | — |
| −5 | K011880 | Compex Sport | Compex S.A. | 2002 | — |
| −4 | K061632 | Globus Premium Muscle Stimulator | Domino S.R.L. | 2007 | — |
| −3 | K083140 | Compex Sport Plus | Chattanooga Group | 2009 | — |
| −2 | K143551 | Compex Wireless USA | Djo, LLC | 2015 | — |
| −1 | K151903 | Slendertone connect Abs | Bio-Medical Research, Ltd. | 2015 | — |
| 0 (this device) | K161974 | SLENDERTONE® Connect Abs, Type 570 | Bio-Medical Research, Ltd. | 2016 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2001 | 1 | 0 |
| 2003 | 2 | 0 |
| 2007 | 1 | 0 |
| 2010 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in NGX? 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 NGX device
- #1 K250146 SofWave Systemscore 15.5 · 12 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (1)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K151903 | Slendertone connect AbsSummary page 4…powered, for muscle conditioning Product Code: NGX Device Class: 2 III. PREDICATE DEVICES 510(k) Number: K151903 Manufacturer: Bio‐Medical Research Ltd. Trade Name: SLENDERTONE® Connect Abs, Type… | 2015 |
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.
What does this lineage say?
- The line of descent spans 22 years and passes through 6 companies; a new generation was cleared every 5.0 years on median.
- None of the 11 ancestors has a recall.
How does its category compare?
All NGX devicesNGX Stimulator, Muscle, Powered, For Muscle Conditioning: FDA decisions, review times, recalls and adverse event reports over 20 years. 2016, this device’s year, is highlighted.
FDA decisions per year · NGX
15in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · NGX
93in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · NGX
2in 2013
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · NGX
15in 2025
MAUDE reports naming product code NGX, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 7 | 135 | 0 | 0 |
| 2008 | 3 | 209 | 0 | 0 |
| 2009 | 4 | 132 | 0 | 0 |
| 2010 | 6 | 180 | 0 | 0 |
| 2011 | 5 | 291 | 0 | 1 |
| 2012 | 3 | 362 | 0 | 0 |
| 2013 | 6 | 269 | 2 | 1 |
| 2014 | 6 | 298 | 0 | 0 |
| 2015 | 9 | 184 | 0 | 7 |
| 2016 | 4 | 240 | 0 | 21 |
| 2017 | 10 | 108 | 0 | 2 |
| 2018 | 6 | 104 | 0 | 6 |
| 2019 | 14 | 167 | 0 | 4 |
| 2020 | 11 | 207 | 0 | 7 |
| 2021 | 12 | 256 | 0 | 5 |
| 2022 | 6 | 307 | 0 | 7 |
| 2023 | 12 | 96 | 0 | 8 |
| 2024 | 12 | 207 | 0 | 11 |
| 2025 | 15 | 93 | 0 | 15 |
| 2026 | 4 | 118 | 0 | — |
What is it indicated for?
The SLENDERTONE® Connect Abs, Type 570 is intended to stimulate healthy muscles in order to improve or facilitate muscle performance. It is indicated for the improvement of abdominal muscle tone, for the strengthening of the abdominal muscles and for the development of a firmer abdomen.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K161974 · printed Nov 6, 2026
Cite this page
510(k) Report. “K161974: SLENDERTONE® Connect Abs, Type 570.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K161974
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026