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tDCS og spasticitet hos slagtilfældepatienter

2. november 2026 opdateret af: Riphah International University

Effekter af transkraniel jævnstrømsstimulering på spasticitet hos patienter med slagtilfælde

Multiple research has worked on tDCS and its impact on stroke. But none have studied the effects of tDCS on stroke in relation to the different stages of stroke like mild, moderate, moderate to severe and severe stroke as per national institute of health (NIH) scale.

Additionally, this study will be conducted to address the few drawbacks in previous studies such as short follow up period by employing evidence based standardized protocols. It can potentially instigate the efficacy of tDCS on spasticity, motor recovery and Quality of life in relation to the different severity levels of stroke.

Studieoversigt

Status

Afsluttet

Betingelser

Intervention / Behandling

Detaljeret beskrivelse

Multiple noninvasive brain stimulation is also introduced over the few years regarding their impact on spasticity, tDCS being the most common due to its effects on spasticity. There are multiple structural and functional changes in motor cortex post stroke, tDCS causes improvement in motor control by reorganizing the motor cortex. Anodal and cathodal tDCS are based on the current direction with cathodal decreasing excitability of the cortex area and anodal increasing it. Anodal tDCS is more effective in reducing spasticity as compared to cathodal. The change in cortical excitation alters the reflex arc i.e. altering the neurons and reducing their excitability which causes a decrease in tone and facilitates neuroplasticity.

Spasticity is often found along with weakness in stroke and is one of the reasons for impaired motor function, increased resistance to stretch and is due to increased excitability and abnormal regulation of spindle and reflex arc. With chronicity and reduced motor control spasticity also increases by 97 %. Spasticity and paresis lead to impaired motor control. Spasticity will not change recovery in function in early stages but is going to affect motor recovery in all stages. Spasticity disrupts motor function and the daily tasks which creates different levels of dependence in the patients hence effecting the QOL. Spasticity is found in almost 40% of individuals suffering from stroke. It affects joints and extremities in a way that impedes function and ADLs. Painful, restricted joints resulting from prolonged spasticity badly impacts the QOL leading to high burden on caregivers

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

55

Fase

  • Ikke anvendelig

Kontakter og lokationer

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

Studiesteder

    • Punjab Province
      • Rawalpindi, Punjab Province, Pakistan
        • Pakistan Railway Hospital
      • Rawalpindi, Punjab Province, Pakistan, 466000
        • Pakistan Railway General Hospital

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

30 år til 70 år (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Stroke for more than 6 months.
  • Both genders.
  • Spasticity score ≥1 at modified ashworth scale.
  • National Institutes of Health Stroke Scale (NIHSS) for severity level; Mild (1-4), Moderate (5-15), Moderate to Severe (16-20), Severe (21-42)

Exclusion Criteria:

  • Have any metallic implant including intracranial electrode, pacemaker, surgical clip.
  • Any symptoms effecting understanding of instructions.
  • Any neurological disorder

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: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Aktiv komparator: Konventionel

ROM exercises for upper and lower extremities, Stretching of agonists, Strengthening of antagonists, Core stability exercises, Static and dynamic balance activities, Gait training, Functional training

Eksperimentel: tDCS

Stimulation in each session will be applied for 20 min by two 5 × 7 cm (35 cm²) saline-soaked sponge electrodes at an intensity of 1.5 mA (0.075 mA/cm²). A gradual ramp up and down of stimulation for 10 s at the beginning and the end of stimulation

ROM exercises for upper and lower extremities, Stretching of agonists, Strengthening of antagonists, Core stability exercises, Static and dynamic balance activities, Gait training, Functional training

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Modified Ashworth Scale
Tidsramme: 8 week

MAS is a tool to measure hypertonia. It scores the resistance on a 5 point ordinal scale with an increase value indicating hypertonia. Intrarater reliability of MAS was found to be good to excellent for upper (k= 0.71-0.94) and lower extremities(k= 0.55-0.97) while interrater reliability was poor to moderate for upper (k= 0.25-0.66)and lower extremities (k= 0.41-0.54)

8 week
Fugl Meyr Assessment
Tidsramme: 8 week

FMA is used for the assessment of physical performance and sensorimotor function of neurological patients. It uses a 3-point ordinal scale to score individuals' ability to perform a certain task. Total score is 226. It has excellent inter and intrarater reliability. (ICC 0.95)

8 week

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
SS-QoL
Tidsramme: 8 week

It is used for estimating the quality of life of stroke patients. It contains 49 questions related to different personal and social aspects. Scoring is done on a ordinal scale of 1-5 with an increase score indicating independence. It is a valid and reliable tool to use in stroke population (Cronbach's alpha 0.903)

8 week

Samarbejdspartnere og efterforskere

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

Sponsor

Efterforskere

  • Ledende efterforsker: Mirza Obaid Baig, MSPT, Riphah International University

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

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 (Faktiske)

1. oktober 2024

Primær færdiggørelse (Faktiske)

30. juli 2025

Studieafslutning (Faktiske)

31. august 2025

Datoer for studieregistrering

Først indsendt

12. september 2024

Først indsendt, der opfyldte QC-kriterier

12. september 2024

Først opslået (Faktiske)

19. september 2024

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

5. november 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

2. november 2026

Sidst verificeret

1. november 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • REC02039 Aqsa Liaqat

Plan for individuelle deltagerdata (IPD)

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INGEN

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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