# K963772: Somnus Model 225 Electro Surgical Generator (Model 225)

- Pathway: 510(k) (Traditional)
- Applicant: Somnus Medical Technologies, Inc.
- Decided: Oct 23, 1996 after 34 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
No predicates in its family tree.
2 later devices descend from it; 1 cites it directly.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) Erbe ICC 200: named in the summary without a submission number
- (no number) Erbe ICC 50: named in the summary without a submission number
- (no number) ZoMed: named in the summary without a submission number
- (no number) VidaMed: named in the summary without a submission number

## Most influential descendants
- K033888: Msi Model S-500 RF Generator (2004), 1 descendant of its own
- K041980: Msi S-500L RF Generator (2004), 0 descendants of its own

## Indications for use
The Somnus™ Model 225 Electrosurgical Generator and Accessories are intended for use with the Somnus Soft Tissue Coagulating Electrodes for the coagulation of soft tissue. The system is intended for use by qualified medical personnel trained in the use of electrosurgical equipment.

Source page: https://510kreport.com/device/K963772
Methodology: https://510kreport.com/methodology