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Monopolar Scissors vs Bipolar Vessel Sealer vs Ultrasonic Shears: A Prospective Randomized Study in Laparoscopic Colorectal Surgery

This study has been completed.
Information provided by:
University of Zurich Identifier:
First received: August 16, 2007
Last updated: August 20, 2007
Last verified: August 2007

Monopolar electro surgery scissors (MES), electro thermal bipolar vessel sealer (BVS) and ultrasonically coagulating shears (UCS) are all applied in laparoscopic colorectal surgery. We aimed to compare the different devices with regard to dissection time, blood loss, technical aspects and costs.

  • Trial with surgical intervention

Condition Intervention
Colorectal Disease Device: Laparoscopic colectomy

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: None (Open Label)
Primary Purpose: Treatment

Further study details as provided by University of Zurich:

Primary Outcome Measures:
  • Dissection time

Study Start Date: August 2005
Study Completion Date: December 2006

Ages Eligible for Study:   18 Years to 95 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion criteria: All patients undergoing laparoscopic left-sided colorectal resection.

Exclusion criteria: < 18 years no informed consent restricted communication abilities (language, mental illness)

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Please refer to this study by its identifier: NCT00517608

University Hospital of Zurich
Zurich, Switzerland
Sponsors and Collaborators
University of Zurich
Study Director: 01 Studienregister MasterAdmins UniversitaetsSpital Zuerich
  More Information

Publications automatically indexed to this study by Identifier (NCT Number): Identifier: NCT00517608     History of Changes
Other Study ID Numbers: 24-2005
Study First Received: August 16, 2007
Last Updated: August 20, 2007 processed this record on September 18, 2017