Comparison of Harmonic Scalpel and Ligasure Devices in Laparoscopic Morbid Obesity Surgery

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT02538328

Enrollment

Registered

2015-09-02

Start date

2014-07-31

Completion date

2015-07-31

Last updated

2015-09-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Morbid Obesity

Keywords

laparoscopy, obesity, harmonic scalpel, ligasure

Brief summary

Comparison of harmonic scalpel and ligasure devices in laparoscopic morbid obesity surgery especially in gastric bypass surgery patients.

Detailed description

The investigators' department performs 150 gastric bypass surgeries annually. Surgeons use both harmonic scalpel and ligasure sealing device in cases. Aim is to compare both of these devices over coming each other. Benefits ease of these devices are compared.

Interventions

DEVICEHarmonic scapel

different surgical devices used in the obesity surgery

DEVICELigasure

Bipolar vessel sealing system used in obesity surgery

Study design

Allocation

NON_RANDOMIZED

Intervention model

PARALLEL

Primary purpose

SCREENING

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

18 Years to 60 Years

Healthy volunteers

Inclusion criteria

* obesity * BMI over 40 kg/m\^2

Exclusion criteria

* Normal BMI cases

Design outcomes

Primary

Measure	Time frame	Description
Safety and efficacy of sealing	1 year	Aim to compare the fogging and the time spend performing the gastric resection to form the gastric pouch.

Secondary

Measure	Time frame	Description
Bleeding	During the operation	Amount of blood loss in the operation

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026