# K052452: Visera Rhino-Laryngovideoscope Olympus Enf Type VT

- Pathway: 510(k) (Traditional)
- Applicant: Olympus Medical Systems Corporation
- Decided: Sep 21, 2005 after 15 days
- Product code: EOB (Nasopharyngoscope (Flexible Or Rigid))
- Device class: 2
- Regulation: 21 CFR 874.4760
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 4 generations back to K931154 (1993). 9 ancestors in all.
159 later devices descend from it; 1 cites it directly.
5 of 169 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K013591: Xenf-TP Rhino-Laryngofiberscope, Its Acessories and Ancillary Equipment, Olympus Optical Co., Ltd. (2001) Summary page 2.

## Most influential descendants
- K061313: Evis Exera 180 System (2006), 158 descendants of its own
- K100584: Evis Exeraii 180 System (2010), 132 descendants of its own
- K112680: Evis Exera Iii Video System (2012), 57 descendants of its own
- K111425: Olympus LTF-S190-10, Olumpus Otv-S190, Olympus CLV-S190 (2012), 34 descendants of its own
- K123365: Olympus LTF-190-10-3D, Maj-Y0154, Olympus CV-190 (2013), 19 descendants of its own

## Indications for use
This instrument has been designed to be used with an Olympus video system center, light source, documentation equipment, display monitor, endo-therapy accessories, and other ancillary equipment for endoscopic diagnosis and treatment within the nasal and nasopharyngeal lumens.

Source page: https://510kreport.com/device/K052452
Methodology: https://510kreport.com/methodology