# K904560: Valleylab Laparoscopic Handswitch/Electrodes

- Pathway: 510(k) (Traditional)
- Applicant: Valleylab, Inc.
- Decided: Dec 31, 1990 after 87 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.
41 later devices descend from it; 6 cite it directly.
0 of 42 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K063195: Ligasure Advance Laparoscopic Sealer/Divider with Dissecting Electrode, Models LF5034 and LF5044 (2006), 31 descendants of its own
- K081129: Enseal Powertip,Nseal-514D,-525D,-535D,-545D,-514RD,-525RD,-535RD,-545RD, Etrio-314D,-325D,-335D,-345D, Enseal Universal (2008), 24 descendants of its own
- K111202: Surgical Tissue Management System (2012), 11 descendants of its own
- K101990: Ethicon Endo-Surgery Generator G11, Model GEN11 (2011), 11 descendants of its own
- K141122: Harmonic Scallop Blade, Generator G11 (2014), 9 descendants of its own

Source page: https://510kreport.com/device/K904560
Methodology: https://510kreport.com/methodology