# K023767: Ues-30 Electrosurgical Unit and It's Associated Accessories

- Pathway: 510(k) (Special)
- Applicant: The Olympus Optical Co.
- Decided: Nov 29, 2002 after 17 days
- Product code: GEI (Electrosurgical, Cutting & Coagulation & Accessories)
- Device class: 2
- Regulation: 21 CFR 878.4400
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K911904 (1991). 2 ancestors in all.
50 later devices descend from it; 1 cites it directly.
0 of 53 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K970184: Olympus Ues-20 Electrosurgical System and Its Associated Accessories, Olympus America, Inc. (1997) Summary page 1.

## Most influential descendants
- K030194: Xues-41 Endoscopic Electrosurgical Unit (2003), 49 descendants of its own
- K100816: PK Superpulse Sysem Generator Model 744000 (2010), 22 descendants of its own
- K110268: Forcetriad Electrosurgical Generator (2011), 16 descendants of its own
- K100275: Working Element, Resection Button Electrode for Plasma Vaporizaton, HF-Resection Electrode Loops and Bands (2010), 15 descendants of its own
- K103032: Esg-400 Model WB95051N, Footswitch Double Pedal Model WB50402W, Footswitch Single Pedal Model WB50403W, P-Cord Model Maj (2011), 12 descendants of its own

## Indications for use
This instrument has been designed for general and endoscopic electrosurgery including polypectomy, TUR, and laparoscopy (cutting and coagulation) in conjunction with Olympus designated electrosurgical accessories, endoscopes (fiberscopes, videoscopes, and rigid scopes) applicable to electrosurgery, light source and ancillary equipment.

Source page: https://510kreport.com/device/K023767
Methodology: https://510kreport.com/methodology