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Effect of dexmedetomidine vs propofol on basal ganglia activity (local field potentials) recorded through implanted stimulators

Effect of dexmedetomidine vs propofol on basal ganglia activity (local field potentials) recorded through implanted stimulators

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2014-000868-17-ES
Enrollment
Unknown
Registered
2014-03-17
Start date
2014-06-26
Completion date
Unknown
Last updated
2016-01-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Parkinson's disease MedDRA version: 16.1 Level: LLT Classification code 10013113 Term: Disease Parkinson's System Organ Class: 100000004852

Interventions

Sponsors

Clínica Universidad de Navarra/Universidad de Navarra
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: All patients must meet all the following inclusion criteria: 1. Ability to provide informed consent and express their desire to satisfy all requirements of the protocol during the study period. 2. The patient should, in the investigator's opinion, be able to meet all the requirements of the clinical trial. 3. The patient must be an adult (more than 18 years old). 4. The patient will undergo placement of a deep brain stimulator for Parkinson's disease in subthalamic nucleus or globus pallidus under sedation, by indication of the responsible physician. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 4 F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range 8

Exclusion criteria

Exclusion criteria: Patients with any of the following exclusion criteria will not be included in the clinical trial: 1. Hypersensitivity to dexmedetomidine or propofol. 2. Heart block type 2nd or 3rd degree without pacemaker. 3. Symptomatic hypotension. 4. Patient with severe stroke. 5. Pregnant or lactating patient.

Design outcomes

Primary

MeasureTime frame
Main Objective: Study whether there are changes (and their characteristics) in local field potentials recordings in deep subcortical structures, obtained through the stimulators implanted to treat Parkinson's disease, with the administration of dexmedetomidine and propofol.;Secondary Objective: Make a comparative analysis of possible changes in the patient´ score of the UPDRS-III scale at ?off? situation, with dexmedetomidine and different estimated plasma levels of propofol.;Primary end point(s): Registration signal potency of deep brain activity at different frequencies through the stimulator (microvolts?m-2).;Timepoint(s) of evaluation of this end point: In "baseline" situation without anesthetic medication (day 4), with dexmedetomidine (day 1) and after different concentrations of propofol (day 6).

Secondary

MeasureTime frame
Secondary end point(s): ? Demographic data (gender, age, weight). ? Parkinson disease type, duration and regular medication. ? Score of the UPDRS-III scale at "off" and "on" situation. ? Stimulation target nucleus. Subthalamic nucleus or globus pallidus. ? Changes in the score UPDRS-III scale with the administration of dexmedetomidine and propofol. ? Adverse events observed during the study.;Timepoint(s) of evaluation of this end point: At different moments during the study

Countries

Spain

Contacts

Public ContactUCICEC

Clinica Universidad de Navarra

ucicec@unav.es34948255 4001144

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026