# K051790: 3M Littmann Electronic Stethoscope, Model 4100

- Pathway: 510(k) (Special)
- Applicant: 3M Company
- Decided: Jul 25, 2005 after 24 days
- Product code: DQD (Stethoscope, Electronic)
- Device class: 2
- Regulation: 21 CFR 870.1875
- 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 K003723 (2001). 1 ancestor in all.
47 later devices descend from it; 2 cite it directly.
0 of 49 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K003723: 3M Littmann, 3M Company (2001) Summary page 4.

## Most influential descendants
- K083903: 3M Littmann Electronic Stethoscope, Model 3200 (2009), 46 descendants of its own
- K160401: Tyto Stethoscope (2016), 21 descendants of its own
- K181612: Tyto Stethoscope (OTC) (2018), 19 descendants of its own
- K200776: Eko CORE (2020), 13 descendants of its own
- K160016: Steth IO (2016), 4 descendants of its own

## Indications for use
The 3M™ Littmann® Electronic Stethoscope, Model 4100, is intended for medical diagnostic purposes only. It may be used for the detection and ampilification of sounds of the heart, lungs, arteries, veins, and other internal organs with the use of a selective frequency. [t can be used on any person undergoing a physical assessment.

Source page: https://510kreport.com/device/K051790
Methodology: https://510kreport.com/methodology