# K150083: Sidecar External Working Channel

- Pathway: 510(k) (Traditional)
- Applicant: C2 Therapeutics
- Decided: Apr 14, 2015 after 89 days
- Product code: FED (Endoscopic Access Overtube, Gastroenterology-Urology)
- Device class: 2
- Regulation: 21 CFR 876.1500
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 7 generations back to K993704 (2000). 16 ancestors in all.
No later device cites it as a predicate yet.
0 of 17 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K110531: Endoflip Ecd, Crospon, Ltd. (2011) Summary page 4.

## Indications for use
The Sidecar External Working Channel is an external channel for an endoscope (8.6 to 12.8 mm in diameter) used to aid in the insertion, advancement, and removal of endoscopic devices during endoscopic procedures.

Source page: https://510kreport.com/device/K150083
Methodology: https://510kreport.com/methodology