# K133338: Ligasure 5 MM Maryland Jaw Sealer/Divider One-Step Sealing (LF 17XX)

- Pathway: 510(k) (Traditional)
- Applicant: Covidien, Formerly Valleylab, A Division of Tyco H
- Decided: Dec 20, 2013 after 51 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: 5 generations back to K932293 (1994). 13 ancestors in all.
43 later devices descend from it; 6 cite it directly.
0 of 57 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K092879: Ligasure 5MM Blunt Tip Laparoscopic Sealer-Divider, Valleylab (2009) Summary page 1.
- K102470: Lugasure Curved, Small Jaw, Open Sealer/Divider, Covidien, Formerly Valleylab, (2011) Summary page 1.
- K113572: Ligasure Curved, Small Jaw, Open Sealer/Divider, Covidien, Formerly Valleylab, A Division of Tyco H (2012) Summary page 1.

## Most influential descendants
- K141153: Ligasure; Curved Small Jaw Sealer/Divider, 5MM Blunt Tip Sealer/Divider, Maryland Jaw One Step Stealer/Dividers, Curved (2014), 40 descendants of its own
- K152286: LigaSure Curved, Small Jaw, Open Sealer/Divider (2015), 14 descendants of its own
- K170869: LigaSure Maryland Jaw Sealer/Divider One-step Sealing, Nano-coated (2017), 11 descendants of its own
- K142929: Ligasure Blunt Tip Sealer/Divider (2015), 6 descendants of its own
- K173281: LigaSure Exact Dissector, Nano-coated (2018), 5 descendants of its own

## Indications for use
The LigaSure"" 5 mm, Maryland Jaw, Open / Minimally Invasive Sealer/Dividers are bipolar electrosurgical instruments intended for use with the ForceTriadTh Energy Platform in general, minimally invasive and open surgical procedures where ligation and division of vessels and lymphatics is desired. The instrument creates a seal by application of RF electrosurgical energy to vascular structures (vessels and lymph) interposed between the jaws of the instrument. A blade within the instrument is surgeon actuated to divide tissue. Indications for use include general open and minimally invasive procedures including urologic, vascular, thoracic and thoracoscopic. and gynecologic procedures where ligation and division of the vessels is performed. These procedures include: laparoscopically assisted vaginal hysterectomy, Nissen fundoplication, colectomy. adhesiolysis, oophorectomy, etc. The device has not been shown to be effective for tubal sterilization or tubal coagulation for sterilization procedures, and should not be used for these procedures. The LigaSure 5 mm Maryland Jaw Sealer/Dividers can be used on vessels and lymphatics up to and including 7 mm, and tissue bundles.

Source page: https://510kreport.com/device/K133338
Methodology: https://510kreport.com/methodology