# K220996: Duoblade

- Pathway: 510(k) (Traditional)
- Applicant: Cnc Technologies
- Decided: Feb 3, 2023 after 305 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: 3 generations back to K936304 (1994). 5 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 7 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K182772: Valleylab Smoke Evacuation Rocker Switch Pencil , Valleylab Telescoping Smoke Evacuation Rocker Switch Pencil, Covidien (2018) Summary page 4.

## Most influential descendants
- K252211: Duoblade Plus SE (DB1EP, DB1EP-T, DB1EP-H, DB1EP-TH); Duoblade Prime (DB1P, DB1P-T, DB1P-H, DB1P-TH) (2025), 0 descendants of its own

## Indications for use
The Duoblade is intended for general electrosurgical applications, including cutting and coagulation, and (Models: DB1SEP, DB1SEP-H, DB1SEP-T, DB1SEP-TH) for removing smoke generated by electrosurgery when used in conjunction with an effective smoke evacuation system.

Source page: https://510kreport.com/device/K220996
Methodology: https://510kreport.com/methodology