# K070330: Third Eye Retroscope Auxiliary Endoscopy System

- Pathway: 510(k) (Traditional)
- Applicant: Avantis Medical Systems, Inc.
- Decided: Apr 24, 2007 after 78 days
- Product code: FDF (Colonoscope And Accessories, Flexible/Rigid)
- 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: 3 generations back to K853585 (1986). 7 ancestors in all.
13 later devices descend from it; 3 cite it directly.
0 of 21 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K032177: Gastrointestinal Videoscope Xgif-Q14OM, Xgif-2T140M Colonovideoscope XCF-Q14ML/I, XPCF-160AML/I, Olympus Opto-Electronics Co., Ltd. (2003) Summary page 4.
- K853585: Olympus Evs-Endoscopic Video Image & Data Sys, Olympus Corp. (1986) Summary page 4.
- K924106: Biopsy Forceps, United States Endoscopy Group, Inc. (1992) Summary page 4.
- K984358: Olympus Distal Attachment, Models MH-462,-463,-464,-465,-466,-483,-587,-588,-589,-590,-591,-592,-593,-594,-595,-596,-597, Olympus America, Inc. (1999) Summary page 4.

## Most influential descendants
- K100624: Invendo C20 Colonoscopy System (2012), 6 descendants of its own
- K121582: Invendo C25 Colonoscopy System (2012), 5 descendants of its own
- K083180: Third Eye Retroscope Auxiliary Endoscopy System (2009), 5 descendants of its own
- K091783: Third Eye Retroscope Auxiliary Endoscope System (2009), 4 descendants of its own
- K093187: Modification to Third Eye Retroscope Auxiliary Endoscopy System (2009), 3 descendants of its own

## Indications for use
The Avantis Medical Systems, Inc. Third Eye Retroscope Auxiliary Endoscopy System is intended for use in the instrument channel of a standard colonoscope to provide retrograde illumination and visualization of the colon for diagnostic purposes.

Source page: https://510kreport.com/device/K070330
Methodology: https://510kreport.com/methodology