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Physical and Mental Load in the Surgeon Performing Laparoscopic Tasks

This study is not yet open for participant recruitment.
Verified by University Hospital, Gentofte, Copenhagen, March 2006

Sponsored by: University Hospital, Gentofte, Copenhagen
Information provided by: University Hospital, Gentofte, Copenhagen
ClinicalTrials.gov Identifier: NCT00311285
  Purpose

The surgeons load during laparoscopic surgery is still unclear. Laparoscopic surgery is more demanding because of the challenge of operating through small scars in the abdominal wall without any tactile feedback depending only on the visual feedback on a monitor. The purpose is to establish a model of how to measure mental and physical load in laparoscopy.


Condition Intervention
Stress
Device: Electrogram (EMG), heart rate variability (HRV), salivary cortisol, goniometry, inclinometry

ChemIDplus related topics:   Hydrocortisone    Cortisol 21-phosphate    Cortisol succinate    Hydrocortamate    Hydrocortisone 21-sodium succinate    Hydrocortisone acetate    Hydrocortisone cypionate    Hydrocortisone hemisuccinate    Proctofoam-HC   

U.S. FDA Resources

Study Type:   Interventional
Study Design:   Other, Randomized, Open Label, Uncontrolled, Single Group Assignment, Efficacy Study
Official Title:   Physical and Mental Load During Laparoscopic Tasks. A Prospective Randomized Trial of the Ergonomics in a Black Box Model

Further study details as provided by University Hospital, Gentofte, Copenhagen:

Primary Outcome Measures:
  • EMG
  • Goniometry
  • Inclinometry
  • HRV
  • Salivary Cortisol

Estimated Enrollment:   12
Estimated Study Completion Date:   March 2007

Detailed Description:

The surgeons load during laparoscopic surgery is still unclear. Laparoscopic surgery is more demanding because of the challenge of operating through small scars in the abdominal wall without any tactile feedback depending only on the visual feedback on a monitor. Most studies have been conducted in laboratory set-ups: Black Box.

This study will establish a model of how to measure the biomechanical loads at muscular, joint and postural level, as well as measuring stress-hormone and cardiac rhythm. The study is a precursor of ergonomic studies performed inside the operating room. Advanced operating rooms designed specially for laparoscopy have been introduced in many departments. We do not know if they are more ergonomically correct. We will simulate laparoscopic tasks in an operating room. The hypothesis is that a traditional laparoscopic set-up is more demanding than a set-up mimicking an advanced operating room.

  Eligibility
Ages Eligible for Study:   22 Years to 65 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes

Criteria

Inclusion Criteria:

  • Healthy doctors

Exclusion Criteria:

  • Pregnancy
  • Left handed
  • Endocrine disease
  • Cardiac rhythm disturbances
  • History of recent injury in shoulder/arms
  Contacts and Locations

Please refer to this study by its ClinicalTrials.gov identifier: NCT00311285

Contacts
Contact: Helga R Munch-Petersen, MD     +45 39 77 33 99     hemupe04@gentoftehosp.kbhamt.dk    
Contact: Jacob Rosenberg, MD     + 45 39 77 33 65     jaro@gentoftehosp.kbhamt.dk    

Locations
Denmark
UHGentofte    
      Hellerup, Denmark, 2100
      Principal Investigator: Helga R Munch-Petersen, MD            
UHGentofte     Not yet recruiting
      Hellerup, Denmark, 2900
      Principal Investigator: Helga R Munch-Petersen, MD            

Sponsors and Collaborators
University Hospital, Gentofte, Copenhagen

Investigators
Principal Investigator:     Helga R Munch-Petersen, MD     University Hospital, Gentofte, Copenhagen    
  More Information

Study ID Numbers:   BB-001-G-2006
First Received:   April 3, 2006
Last Updated:   June 28, 2007
ClinicalTrials.gov Identifier:   NCT00311285
Health Authority:   Denmark: The Danish National Committee on Biomedical Research Ethics

Keywords provided by University Hospital, Gentofte, Copenhagen:
Electromyography  
Glucocorticoids  
Heart Rate  
Physical workload  
Mental workload  
Ergonomics
Laparoscopy
Workload
Biomechanics

Study placed in the following topic categories:
Hydrocortisone
Cortisol succinate
Stress
Hydrocortisone acetate

ClinicalTrials.gov processed this record on August 20, 2008




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