# K041883: Skintact Multifunction Electrodes, Model DF 21

- Pathway: 510(k) (Traditional)
- Applicant: Leonhard Lang GmbH
- Decided: Sep 7, 2004 after 57 days
- Product code: MKJ (Automated External Defibrillators (Non-Wearable))
- Device class: 3
- Regulation: 21 CFR 870.5310
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K955628 (1996). 1 ancestor in all.
4 later devices descend from it; 1 cites it directly.
2 of 6 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K955628: Fore Runner External Defibrillator/Defibrillator Pads, Heartstream, Inc. (1996) Summary page 1.

## Most influential descendants
- K072233: Skintact Multifunctional Electrodes with DH02 Gel with Different Connectors Compatible with Different Defibrillators (2007), 3 descendants of its own
- K142803: Skintact, various other tradenames (2014), 0 descendants of its own
- K103186: Skintact Radiotransparent Multifunction Electrodes (2011), 0 descendants of its own
- K081371: Skintact Pediatric Multifunction Electrodes with DH03 Gel (2008), 0 descendants of its own

## Indications for use
The Skintact® Multifunction Electrodes are for use on adults and children over eight years old for external defibrillation, pacing, monitoring and cardioversion. The device is non-sterile and single-use only.

Source page: https://510kreport.com/device/K041883
Methodology: https://510kreport.com/methodology