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Roods vs PNF for Upper Limb Function in Acute MCA Stroke (RVP-MCA)

23 de mayo de 2026 actualizado por: Dr. Marium Zafar, University of Faisalabad

Comparison Between Roods Facilitatory Techniques and Sequential PNF Pattern on Upper Limb Function in Acute Phase of Middle Cerebral Artery Stroke Patients

Middle cerebral artery (MCA) stroke often causes weakness or stiffness in the arm and hand, making daily activities difficult. This study compares two physical therapy approaches - Rood's facilitatory techniques (using touch, quick stretch, and ice to activate muscles) and PNF sequential patterns (using diagonal movement patterns) - to improve arm function in acute stroke patients. Both groups will also receive neuromuscular electrical stimulation (NMES). A total of 28 patients will be randomly assigned to one of two groups and receive treatment three times per week for eight weeks. Arm function will be measured using the Fugl-Meyer Assessment, and muscle stiffness will be measured using the Modified Ashworth Scale before and after treatment.

Descripción general del estudio

Descripción detallada

This is a single-blind, parallel-group randomized controlled trial. The study will be conducted at three settings in Faisalabad, Pakistan: Allied Hospital, Madinah Teaching Hospital, and Shahid Heera's Health Clinic. Adult patients (≥18 years) with CT or MRI-confirmed MCA stroke (ischemic or hemorrhagic), mild to moderate upper limb motor dysfunction (MRC ≥2), and cognitive competence (MoCA ≥19) will be included. Exclusion criteria include severe comorbidities, fixed contractures, severe cognitive impairment, skin contraindications to sensory stimulation, and inability to provide consent. A sample size of 28 participants (14 per group) was calculated using Rao soft app based on previous literature. Participants will be randomly assigned using a computer-generated sequence. The single-blind design keeps participants unaware of group allocation. Group A receives NMES followed by Rood's facilitatory techniques: quick stretch before or during movement to activate muscle spindles, tactile stimulation (light stroking) over the muscle belly for 10-20 seconds, and icing for 5-7 seconds on the tendon or muscle surface immediately preceding activation. Group B receives NMES followed by PNF sequential training using conventional upper limb diagonal functional patterns (D1 and D2). PNF techniques include rhythmic initiation, dynamic reversals, repetitive contractions, and combination of isotonic contractions with moderate resistance, performing 8-12 repetitions per pattern over 20-30 minutes per session. NMES parameters: biphasic waveform at 30-40Hz frequency with pulse duration of 200-300μs, producing comfortable visible contraction, administered for 30 minutes per session. Both groups receive interventions three times per week for eight weeks. Outcome measures: Fugl-Meyer Assessment for Upper Extremity (FMA-UE, score range 0-66) measures motor function; Modified Ashworth Scale (MAS, score range 0-4) measures muscle tone. Assessments are conducted at baseline and post-intervention by a qualified physiotherapist. Data will be analyzed using SPSS version 22.

Tipo de estudio

Intervencionista

Inscripción (Estimado)

28

Fase

  • No aplica

Contactos y Ubicaciones

Esta sección proporciona los datos de contacto de quienes realizan el estudio e información sobre dónde se lleva a cabo este estudio.

Ubicaciones de estudio

    • Punjab Province
      • Faisalābad, Punjab Province, Pakistán, 3800
        • The University of Faisalabad

Criterios de participación

Los investigadores buscan personas que se ajusten a una determinada descripción, denominada criterio de elegibilidad. Algunos ejemplos de estos criterios son el estado de salud general de una persona o tratamientos previos.

Criterio de elegibilidad

Edades elegibles para estudiar

  • Adulto

Acepta Voluntarios Saludables

No

Descripción

Inclusion Criteria:

  • Adults (40-60 years) with confirmed MCA stroke (ischemic or hemorrhagic) on neuroimaging (CT or MRI)
  • Mild to moderate upper limb motor dysfunction with MRC ≥2 for proximal limb motor strength
  • Cognitive competence to understand instructions (MoCA ≥19 or equivalent)
  • First stroke, acute or subacute phase
  • Willingness to provide written informed consent
  • Both male and female genders

Exclusion Criteria:

  • Severe coexisting medical disorders (heart, liver, kidney failure; malignant tumors)
  • Fixed musculoskeletal abnormalities or contracture in affected upper limb
  • Severe cognitive impairment or aphasia preventing adherence or consent (MMSE below threshold)
  • Skin sores, ulcers, or hypersensitivity (e.g., to cold) contraindicated for sensory stimulation
  • Refusal or inability to give informed consent

Plan de estudios

Esta sección proporciona detalles del plan de estudio, incluido cómo está diseñado el estudio y qué mide el estudio.

¿Cómo está diseñado el estudio?

Detalles de diseño

  • Propósito principal: Tratamiento
  • Asignación: Aleatorizado
  • Modelo Intervencionista: Asignación paralela
  • Enmascaramiento: Único

Armas e Intervenciones

Grupo de participantes/brazo
Intervención / Tratamiento
Experimental: Rood's Facilitatory Techniques Group
Participants receive neuromuscular electrical stimulation (NMES) followed by Rood's facilitatory techniques including quick stretch, tactile stimulation for 10-20 seconds over muscle belly, and icing for 5-7 seconds on tendon or muscle surface. Interventions delivered three times per week for eight weeks.
Biphasic waveform NMES at 30-40Hz frequency with pulse duration of 200-300μs, producing comfortable but visible muscle contraction. Applied to affected upper limb for 30 minutes per session, three times per week for eight weeks.
Quick stretch applied before or during movement to activate muscle spindles; tactile stimulation (light stroking) over muscle belly for 10-20 seconds; icing for 5-7 seconds on tendon or muscle surface immediately preceding activation. Applied three times per week for eight weeks following NMES.
Comparador activo: PNF Sequential Pattern Group
Participants receive neuromuscular electrical stimulation (NMES) followed by PNF sequential training with upper limb diagonal functional patterns (D1 and D2), including rhythmic initiation, dynamic reversals, repetitive contractions, and isotonic contractions with moderate resistance (8-12 repetitions per pattern over 20-30 minutes). Interventions delivered three times per week for eight weeks.
Biphasic waveform NMES at 30-40Hz frequency with pulse duration of 200-300μs, producing comfortable but visible muscle contraction. Applied to affected upper limb for 30 minutes per session, three times per week for eight weeks.
PNF sequential training with upper limb diagonal functional patterns (D1 and D2). Techniques include rhythmic initiation, dynamic reversals, repetitive contractions, and combination of isotonic contractions with moderate resistance according to patient's capabilities. Each session includes 8-12 repetitions per pattern over 20-30 minutes, three times per week for eight weeks.

¿Qué mide el estudio?

Medidas de resultado primarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Upper Limb Motor Function
Periodo de tiempo: Baseline and 8 weeks (post-intervention)
Fugl-Meyer Assessment for Upper Extremity (FMA-UE). A standardized 66-point scale assessing motor recovery after stroke based on Brunnstrom stages. Evaluates shoulder, elbow, wrist, hand, and coordination functions. Higher scores indicate better motor function.
Baseline and 8 weeks (post-intervention)

Medidas de resultado secundarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Muscle Tone
Periodo de tiempo: Baseline and 8 weeks (post-intervention)
Modified Ashworth Scale (MAS). A 5-point scale (0-4) measuring resistance during passive stretching of the affected upper limb muscles. 0 = normal tone; 4 = rigidity. Assesses spasticity reduction.
Baseline and 8 weeks (post-intervention)

Colaboradores e Investigadores

Aquí es donde encontrará personas y organizaciones involucradas en este estudio.

Fechas de registro del estudio

Estas fechas rastrean el progreso del registro del estudio y los envíos de resultados resumidos a ClinicalTrials.gov. Los registros del estudio y los resultados informados son revisados ​​por la Biblioteca Nacional de Medicina (NLM) para asegurarse de que cumplan con los estándares de control de calidad específicos antes de publicarlos en el sitio web público.

Fechas importantes del estudio

Inicio del estudio (Actual)

1 de enero de 2026

Finalización primaria (Estimado)

15 de junio de 2026

Finalización del estudio (Estimado)

15 de julio de 2026

Fechas de registro del estudio

Enviado por primera vez

23 de mayo de 2026

Primero enviado que cumplió con los criterios de control de calidad

23 de mayo de 2026

Publicado por primera vez (Actual)

1 de junio de 2026

Actualizaciones de registros de estudio

Última actualización publicada (Actual)

1 de junio de 2026

Última actualización enviada que cumplió con los criterios de control de calidad

23 de mayo de 2026

Última verificación

1 de mayo de 2026

Más información

Esta información se obtuvo directamente del sitio web clinicaltrials.gov sin cambios. Si tiene alguna solicitud para cambiar, eliminar o actualizar los detalles de su estudio, comuníquese con register@clinicaltrials.gov. Tan pronto como se implemente un cambio en clinicaltrials.gov, también se actualizará automáticamente en nuestro sitio web. .

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