NCT00221793

Brief Summary

The aim of this trial is to verify that neurostimulated parkinsonian patients gain weight and to study its link with an energetic balance change.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
20

participants targeted

Target at P25-P50 for not_applicable parkinson-disease

Timeline
Completed

Started Dec 2002

Longer than P75 for not_applicable parkinson-disease

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

December 1, 2002

Completed
2.8 years until next milestone

First Submitted

Initial submission to the registry

September 13, 2005

Completed
9 days until next milestone

First Posted

Study publicly available on registry

September 22, 2005

Completed
1.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2006

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2006

Completed
Last Updated

May 14, 2026

Status Verified

September 1, 2008

Enrollment Period

4 years

First QC Date

September 13, 2005

Last Update Submit

May 11, 2026

Conditions

Keywords

Parkinsondeep subthalamic stimulationpharmacological treatment

Outcome Measures

Primary Outcomes (1)

  • Measurement of energy expenditure with indirect calorimetry in open chamber: at rest in the morning, without 24h-dopaminergic treatment, and after dopaminergic treatment intake; and post prandial thermogenesis after a test meal.

    After surgery and at 3 months

Secondary Outcomes (5)

  • Weight gain

    At visit 1 and at 3 months

  • increase of energy intake

    At visit 1 and at 3 months

  • leptin, glucose, insulin blood levels

    At visite 1 and at 3 months

  • cognitive and psychological assessments

    before surgery and after 3 months

  • UDPRS scale

    before surgery and after 3 months

Study Arms (2)

1

EXPERIMENTAL

Deep Brain Stimulation of the Subthalamic Nucleus

Procedure: Deep brain stimulation

2

ACTIVE COMPARATOR

Later Deep Brain Stimulation of the Subthalamic Nucleus

Procedure: Deep brain stimulation

Interventions

Brain Stimulation of the Subthalamic Nucleus

12

Eligibility Criteria

Age35 Years - 70 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Age between 35 and 70; male or female; parkinson disease, with levo dopa response (at least 30%); severe but stable incapacity; no dementia, no psychosis, no depression; normal brain scanner done during the last 2 years.

You may not qualify if:

  • diabetes thyroid disease pacemaker coagulation troubles previous drug abuse

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Service de neurologie Hôpital Haut-Lévêque

Pessac, 33604, France

Location

MeSH Terms

Conditions

Parkinson Disease

Interventions

Deep Brain Stimulation

Condition Hierarchy (Ancestors)

Parkinsonian DisordersBasal Ganglia DiseasesBrain DiseasesCentral Nervous System DiseasesNervous System DiseasesMovement DisordersSynucleinopathiesNeurodegenerative Diseases

Intervention Hierarchy (Ancestors)

Electric Stimulation TherapyTherapeuticsSurgical Procedures, Operative

Study Officials

  • François TISON, Pr

    Service de neurologie Hôpital Haut-Lévêque Pessac

    PRINCIPAL INVESTIGATOR
  • Jacques DEMOTES-MAINARD, Pr

    CIC Inserm-CHU de Bordeaux Pessac

    STUDY CHAIR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 13, 2005

First Posted

September 22, 2005

Study Start

December 1, 2002

Primary Completion

December 1, 2006

Study Completion

December 1, 2006

Last Updated

May 14, 2026

Record last verified: 2008-09

Locations