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Colonoscope Passive Bending Function

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ClinicalTrials.gov Identifier: NCT00518349
Recruitment Status : Unknown
Verified March 2009 by Norwegian Department of Health and Social Affairs.
Recruitment status was:  Active, not recruiting
First Posted : August 20, 2007
Last Update Posted : March 23, 2009
Information provided by:

Study Description
Brief Summary:
A prototype colonoscope with an extra passively bending distal section has been developed by Olympus Japan (ref. publications). The present study (2006-2007) is testing refinements of this function.

Condition or disease Intervention/treatment Phase
Colitis Adenoma Carcinoma Functional Colonic Disease Device: Passive bending function Device: No passive bending function Phase 2

Detailed Description:
Results from the first prototype evaluation has been published.Modifications are presently evaluated.

Study Design

Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 120 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single (Participant)
Primary Purpose: Diagnostic
Official Title: Evaluation of a Novel Colonoscope Designed for Easier Passage Through Flexures: A Randomised Study
Study Start Date : August 2003
Primary Completion Date : December 2007
Estimated Study Completion Date : December 2009
Arms and Interventions

Arm Intervention/treatment
Active Comparator: 1
Colonoscopy using prototype colonoscope
Device: Passive bending function
Colonoscope with a passive bending function
Other Name: passive bending colonoscope
Placebo Comparator: 2
Colonoscopy using standard colonoscope without a passive bending function
Device: No passive bending function
Examination using standard colonoscope without passive bending function
Other Name: standard colonoscope Olympus CF-180AI

Outcome Measures

Primary Outcome Measures :
  1. Pain reduction during colonoscopy [ Time Frame: Present phase evaluation in 2007 ]

Eligibility Criteria

Information from the National Library of Medicine

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

Inclusion Criteria:

  • Patients referred for routine outpatients colonoscopy

Exclusion Criteria:

  • Pregnant women
  • Age below 18 years
Contacts and Locations

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00518349

Gastroenterology section, Dept. of Medicine, Telemark Hospital
Skien, Norway, 3710
Sponsors and Collaborators
Norwegian Department of Health and Social Affairs
Sykehuset Telemark
Principal Investigator: Geir Hoff, MD, PhD Head of Research, Telemark Hospital
More Information

Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: Professor Geir Hoff, Head of Hospital Research, Telemark Hospital
ClinicalTrials.gov Identifier: NCT00518349     History of Changes
Other Study ID Numbers: ST161006
First Posted: August 20, 2007    Key Record Dates
Last Update Posted: March 23, 2009
Last Verified: March 2009

Additional relevant MeSH terms:
Colonic Diseases
Colonic Diseases, Functional
Neoplasms, Glandular and Epithelial
Neoplasms by Histologic Type
Intestinal Diseases
Gastrointestinal Diseases
Digestive System Diseases