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Trial registered on ANZCTR
Registration number
ACTRN12615001334594
Ethics application status
Approved
Date submitted
29/11/2015
Date registered
7/12/2015
Date last updated
7/12/2015
Type of registration
Retrospectively registered
Titles & IDs
Public title
Central brain responses of sacral nerve stimulation in patients with faecal incontinence
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Scientific title
A prospective experimental study investigating the impact of sacral nerve stimulation on brain activity in patients with faecal incontinence
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Secondary ID [1]
286553
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nil
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Faecal incontinence
294800
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Functional bowel disorders
296896
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Condition category
Condition code
Oral and Gastrointestinal
295077
295077
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0
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Other diseases of the mouth, teeth, oesophagus, digestive system including liver and colon
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Neurological
297150
297150
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0
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Studies of the normal brain and nervous system
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Intervention/exposure
Study type
Observational
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Patient registry
True
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Target follow-up duration
3
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Target follow-up type
Months
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Description of intervention(s) / exposure
This is an observational study, the exposure is acquisition of brain images using fMRI.
Sacral nerve stimulator is a pacemaker like device implanted in the buttock and connected to leads that are placed in the S3 or S4 foramina percutaneously.
fMRI involves acquisition of images whilst providing a visceral stimulus i.e. rectal balloon distension. This is performed at baseline and 6 weeks post device implantation.
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Intervention code [1]
291660
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Not applicable
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Comparator / control treatment
Patients' baseline measurements will act as the control measurements for each participant
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Control group
Uncontrolled
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Outcomes
Primary outcome [1]
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Changes in brain activity with the device switched on, as assessed using functional MRI
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Assessment method [1]
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Timepoint [1]
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At baseline and 6 weeks post implantation of sacral nerve stimulator
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Secondary outcome [1]
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Changes in resting state brain activity, assessed by fMRI
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Assessment method [1]
314182
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Timepoint [1]
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At baseline and 6 weeks post implantation of device
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Eligibility
Key inclusion criteria
1. Age >18 years
2. Predominant symptom: Faecal Incontinence
3. Have no contraindications to MRI
4. Participants already scheduled to be treated by sacral nerve stimulation
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
1. Non-English speaking
2. Cognitive impairment
3. CI to MRI e.g. claustrophobia
4. Major Psychological Disorders (eg. Major Depression, Major Anxiety, Schizophrenia, Bipolar)
4. Pregnancy
5. Neurological disorders e.g. Spina Bifida, Multiple Sclerosis, Parkinson disease.
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Study design
Purpose
Natural history
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Duration
Cross-sectional
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Selection
Defined population
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Timing
Prospective
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Statistical methods / analysis
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Recruitment
Recruitment status
Active, not recruiting
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Date of first participant enrolment
Anticipated
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Actual
15/01/2015
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Date of last participant enrolment
Anticipated
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Actual
30/09/2015
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
15
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Accrual to date
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Final
14
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Recruitment in Australia
Recruitment state(s)
NSW
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Funding & Sponsors
Funding source category [1]
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Self funded/Unfunded
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Name [1]
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Professor Marc Gladman
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Address [1]
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Academic Colorectal Unit
Concord Repatriation General Hospital
1st Floor Clinical Science Building
Building 20
Hospital Road
NSW 2139
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Country [1]
291117
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Australia
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Primary sponsor type
Individual
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Name
Professor Marc Gladman
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Address
Academic Colorectal Unit
Concord Repatriation General Hospital
1st Floor Clinical Science Building
Building 20
Hospital Road
NSW 2139
Australia
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Country
Australia
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Secondary sponsor category [1]
289793
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Individual
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Name [1]
289793
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Dr Naseem Mirbagheri
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Address [1]
289793
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Academic Colorectal Unit
Concord Repatriation General Hospital
1st Floor Clinical Science Building
Building 20
Hospital Road
NSW 2139
Australia
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Country [1]
289793
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Australia
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
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University of Sydney Human Research Ethics Committee
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Ethics committee address [1]
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Research Integrity Research Portfolio Level 6, Jane Foss Russell The University of Sydney NSW 2006 Australia
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Ethics committee country [1]
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Australia
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Date submitted for ethics approval [1]
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17/06/2014
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Approval date [1]
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06/12/2014
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Ethics approval number [1]
292698
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2014/494
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Summary
Brief summary
Sacral Nerve Stimulation(SNS) has revolutionised the management of urinary and faecal incontinence over the past 20 years. SNS is now embraced worldwide as a first line treatment for patients with urinary and faecal incontinence in whom conservative measures have failed. However, despite extensive experience with the stimulator and research in the field, its mechanism(s) of action remains elusive. Recently it has been suggested that SNS works by changing the way the brain functions by 'restarting' its normal function, akin to 'restarting a computer'. In this study we aim to lend scientific support for this hypothesis by investigating the impact of SNS on brain function using functional MRI (fMRI).
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Trial website
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Prof Marc A Gladman
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Address
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Academic Colorectal Unit Concord Repatriation General Hospital 1st Floor
Clinical Science Building Building 20 Hospital Road NSW 2139 Australia
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Country
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Australia
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Phone
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+61 2 97676928
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Fax
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Email
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[email protected]
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Contact person for public queries
Name
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Naseem Mirbagheri
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Address
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Academic Colorectal Unit Concord Repatriation General Hospital 1st Floor
Clinical Science Building Building 20 Hospital Road NSW 2139 Australia
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Country
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Australia
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Phone
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+61 2 97676928
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Name
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Naseem Mirbagheri
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Address
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Academic Colorectal Unit Concord Repatriation General Hospital 1st Floor
Clinical Science Building Building 20 Hospital Road NSW 2139 Australia
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Country
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Australia
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Phone
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+61 2 97676928
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Fax
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Email
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[email protected]
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No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
No additional documents have been identified.
Download to PDF