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Occipital Nerve (C2) Stimulation in the Treatment of Fibromyalgia

28. januar 2019 opdateret af: Abbott Medical Devices

A Randomized Controlled Pilot Study to Examine the Efficacy of Greater Occipital Nerve (C2) Stimulation in the Treatment of Fibromyalgia

The study is designed as a prospective, randomized, double-blind, single center study with a 6 month duration post permanent system implantation. Forty patients will be implanted.

During trial stimulation, patients will be randomized into one of two study arms for two weeks. Crossover will occur at the 2 week study visit to the opposite group. After completion of these two arms, every patient will subsequently complete participation in the third study arm.

After completion of the third arm, patients will be evaluated to determine if they are a positive responder responder. If so, the patient will have the option of obtaining the permanent implant.

Studieoversigt

Status

Afsluttet

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

40

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

      • Antwerpen, Belgien
        • Universitair Ziekenhuis Antwerpen

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  1. Patients able to provide informed consent to participate in the study;
  2. Patient has had chronic widespread pain for at least 3 months in all 4 body quadrants;
  3. Patient has at least 11 out of 18 tender points based on the tender points examination;
  4. Patient has attempted "best" medical therapy and has tried and failed at least three documented medically supervised treatments (including, but not limited to drugs, physical therapy, acupuncture, etc.);
  5. Patient medication has remained stable for at least 4 weeks prior to baseline data collection;
  6. Psychological screening has been completed and the patient has been cleared by a psychologist as a suitable study candidate;
  7. Patient agrees not to add or increase medication throughout the randomization trial period of the study;
  8. Patient is willing to cooperate with the study requirements including compliance with the treatment regimen and completion of all office visits.

Exclusion Criteria:

  1. Patient has current evidence of any psychiatric disorder, as documented by the DSM-IV-TR criteria with psychotic characteristics, (e.g. bipolar disorder, major depressive disorder);
  2. Patient has been diagnosed with any disease mimicking the symptoms of the Fibromyalgia Syndrome (e.g. Epstein Barr, autoimmune diseases, etc.) that is not currently being treated or has not been stable for at least 6 months;
  3. Patient is currently in active menopause;
  4. Patient has been diagnosed with sleep apnea and is not currently involved in a treatment regime;
  5. Patient has a history of substance abuse or substance dependency in the past 6 months prior to baseline data collection;
  6. Patient currently participating in another clinical study;
  7. Patient with demand-type cardiac pacemakers, an infusion pump or any implantable neurostimulator device;
  8. Patient is likely to require an MRI evaluation in the future;
  9. Patient is not willing to maintain current medication regimen;
  10. Female candidates of child bearing potential who are pregnant (confirmed by positive urine/blood pregnancy test), not using adequate contraception as determined by the investigator, or nursing (lactating) a child.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Crossover opgave
  • Maskning: Tredobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Aktiv komparator: Suprathreshold Stimulation
Patients will be stimulated at supra-sensory threshold levels for two weeks using occipital stimulation
Occipital Nerve Stimulation will be used in each study arm using the Eon Mini neuromodulation system
Sham-komparator: minimal stimulation
Patients will be stimulated at minimal stimulation for two weeks using occipital stimulation
Occipital Nerve Stimulation will be used in each study arm using the Eon Mini neuromodulation system
Aktiv komparator: Subthreshold Stimulation
Patients will be stimulated at sub-sensory threshold stimulation for two weeks using occipital stimulation
Occipital Nerve Stimulation will be used in each study arm using the Eon Mini neuromodulation system

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Fibromyalgia Impact Questionnaire (FIQ)
Tidsramme: End of 6 week stimulation trial

The Fibromyalgia Impact Questionnaire (FIQ) is a self administered scale that was developed to measure fibromyalgia patient status, progress and outcomes. It measures the components of health that are most affected by fibromyalgia. The maximum score is 100 and a higher score indicates a greater impact of the syndrome on the person.

The change in the Fibromyalgia Impact Questionnaire (FIQ) will be analyzed and reported.

End of 6 week stimulation trial

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart

1. juni 2010

Primær færdiggørelse (Faktiske)

1. januar 2013

Studieafslutning (Faktiske)

1. januar 2013

Datoer for studieregistrering

Først indsendt

14. februar 2011

Først indsendt, der opfyldte QC-kriterier

16. februar 2011

Først opslået (Skøn)

17. februar 2011

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

30. januar 2019

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

28. januar 2019

Sidst verificeret

1. januar 2019

Mere information

Begreber relateret til denne undersøgelse

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

Kliniske forsøg med Occipital Stimulation

Abonner