NCT00531726

Brief Summary

In this study efficacy and safety of deep brain stimulation of the cingulate cortex in 20 patients with treatment resistant major depression will be investigated. In addition, the stress axis, the cortical GABAergic system, neurotrophins and event-related potentials will be assessed.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
11

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Sep 2007

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 1, 2007

Completed
17 days until next milestone

First Submitted

Initial submission to the registry

September 18, 2007

Completed
1 day until next milestone

First Posted

Study publicly available on registry

September 19, 2007

Completed
5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 1, 2012

Completed
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

September 1, 2013

Completed
Last Updated

January 24, 2018

Status Verified

January 1, 2018

Enrollment Period

5 years

First QC Date

September 18, 2007

Last Update Submit

January 23, 2018

Conditions

Outcome Measures

Primary Outcomes (1)

  • HAMD/MARS score reduction

    4 weeks

Secondary Outcomes (1)

  • neurotrophic factor concentration, p300, cortical excitability measures, stress axis measures

    4 weeks

Study Arms (2)

B

SHAM COMPARATOR
Device: DBS of Cg25

A

EXPERIMENTAL
Device: DBS of Cg25

Interventions

AB

Eligibility Criteria

Age25 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • patient is diagnosed with a severe major depressive episode
  • patient is in a chronic current MDE and/or has had a history of recurrent MDEs
  • patient has not had an acceptable clinical response due to failure with at least three antidepressant treatments during the current episode.
  • patient has a score \> 20 on the HAMD24
  • patient is stable on current psychotropic medication for at least 6 weeks
  • patient is \>25 and \<80 years
  • Global Assessment of Function (GAF) score of \< 45

You may not qualify if:

  • Atypical Depression (according to DSM IV)
  • Other relevant psychiatric axis I or axis II diseases
  • Relevant neurological diseases
  • Relevant cardiac or pulmonary diseases with enhances anaesthesiological risk (ASA Score \> 3)
  • Patient is currently enrolled in another investigational study not associated with the current study
  • Patient has a history of, or evidence of, significant brain malformation or significant head injury
  • Patient is likely to require a whole body MRI after implantation

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Charité - Universitaetsmedizin Berlin

Berlin, 14050, Germany

Location

Related Links

MeSH Terms

Conditions

Depressive Disorder, Treatment-Resistant

Condition Hierarchy (Ancestors)

Depressive DisorderMood DisordersMental Disorders

Study Officials

  • Malek Bajbouj

    Charite University, Berlin, Germany

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Prof. Dr.

Study Record Dates

First Submitted

September 18, 2007

First Posted

September 19, 2007

Study Start

September 1, 2007

Primary Completion

September 1, 2012

Study Completion

September 1, 2013

Last Updated

January 24, 2018

Record last verified: 2018-01

Locations