# K070142: Slendertone System Abs, Models 390, E10, X10; Slendertone System Shorts, Models 390, E20

- Pathway: 510(k) (Traditional)
- Applicant: Bio-Medical Research Corp.
- Decided: Mar 23, 2007 after 66 days
- Product code: NGX (Stimulator, Muscle, Powered, For Muscle Conditioning)
- Device class: 2
- Regulation: 21 CFR 890.5850
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K010335 (2001). 3 ancestors in all.
52 later devices descend from it; 6 cite it directly.
0 of 56 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K030708: Slendertone Flex Abdominal Training System, Type 515, Bio-Medical Research, Ltd. (2003) Summary page 1.
- K010335: Slendertone Flex, Model, 512, Bio-Medical Research, Ltd. (2001) Summary page 1.
- K022855: Slendertone Flex Bottom & Thigh Toning System, Type 511, Bio-Medical Research, Ltd. (2003) Summary page 1.

## Most influential descendants
- K092142: Sport-Elec Body Control System BS (2010), 26 descendants of its own
- K072553: System-Arms, Model 390,E60 (2007), 25 descendants of its own
- K091865: Sport-Elec Body Control System (2009), 23 descendants of its own
- K092476: Sport-Elec Body Control System, Model 4M (2010), 22 descendants of its own
- K083105: Kneehab XP Conductive Garment, Type 411 (2009), 14 descendants of its own

## Indications for use
The improvement of abdominal muscle tone, for the strengthening of the abdominal muscles and for the development of a firmer abdomen. System-Shorts Type 390, E20 is indicated for the strengthening, toning and firming of the bottom and thigh region.

Source page: https://510kreport.com/device/K070142
Methodology: https://510kreport.com/methodology