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Effect of Mechanically Loaded Neuro-dynamics in Subjects With Thoracic Outlet Syndrome

21 de agosto de 2026 atualizado por: Mohammed Abdulmohasen Almohammdi, Kafrelsheikh University

Effect of Mechanically Loaded Neuro-dynamics on Physiological Findings and Functional Outcomes in Subjects With Thoracic Outlet Syndrome

the study was done to: To assess the effect of Mechanically Loaded Neuro-dynamics on pain reduction in subjects with thoracic outlet syndrome.

To assess the effect of Mechanically Loaded Neuro-dynamics on shoulder range of motion in subjects with thoracic outlet syndrome.

To assess the effect of Mechanically Loaded Neuro-dynamics on clinical provocative tests in subjects with thoracic outlet syndrome.

To assess the effect of Mechanically Loaded Neuro-dynamics on neurophysiological findings in subjects with thoracic outlet syndrome.

To assess the effect of Mechanically Loaded Neuro-dynamics on quality of life and psychological status in subjects with thoracic outlet syndrome.

Visão geral do estudo

Descrição detalhada

Thoracic outlet syndrome (TOS) involves symptoms from the compression of neurovascular structures at three key sites: the costoclavicular junction, scalene triangle, and pectoralis minor space. It is categorized into three types: neurogenic Thoracic outlet syndrome, arterial Thoracic outlet syndrome, and venous Thoracic outlet syndrome, with neurogenic Thoracic outlet syndrome being the most common. Management typically involves conservative methods such as exercise rehabilitation, which aims to relieve symptoms by increasing thoracic outlet space. However, current literature lacks comprehensive reviews on exercise protocols. Mechanical loaded neuro-dynamics is introduced as a promising rehabilitation approach for athletes, focusing on enhancing neural and vascular mobility through controlled loading. Provocative tests are crucial for diagnosing Thoracic outlet syndrome , targeting the specific mechanisms of compression. Additionally, electro-neuro-graphical examinations play a vital role in diagnosing neurogenic Thoracic outlet syndrome by revealing abnormalities in nerve impulse transmission.

Tipo de estudo

Intervencional

Inscrição (Estimado)

36

Estágio

  • Não aplicável

Contactos e Locais

Esta seção fornece os detalhes de contato para aqueles que conduzem o estudo e informações sobre onde este estudo está sendo realizado.

Contato de estudo

  • Nome: Mohammed Abdulmohsen Almohamadi, physical therapist
  • Número de telefone: 01050366830
  • E-mail: ptmohammed1993@gmail.com

Locais de estudo

      • Kafr ash Shaykh, Egito
        • out-patient clinic, faculty of physical therapy - Kafrelsheikh University.
        • Contato:

Critérios de participação

Os pesquisadores procuram pessoas que se encaixem em uma determinada descrição, chamada de critérios de elegibilidade. Alguns exemplos desses critérios são a condição geral de saúde de uma pessoa ou tratamentos anteriores.

Critérios de elegibilidade

Idades elegíveis para estudo

  • Adulto

Aceita Voluntários Saudáveis

Não

Descrição

Inclusion Criteria:

  1. Subjects from both genders diagnosed with Thoracic Outlet Syndrome will be recruited through direct referrals from their neurosurgeon.
  2. Subjects age between 30.8±7.4 years
  3. Subjects body mass index = 19.5±2.8
  4. Control group includes health volunteer subjects with negative root test results under supervision of neurosurgeon.

Exclusion Criteria:

The exclusion criteria are:

  1. head injury, stroke.
  2. epilepsy episodes.
  3. mental disorders.
  4. cardiovascular disease.
  5. having a pacemaker or cochlear implant.
  6. pregnancy, oncological episodes, inflammatory disease, myelopathy, degenerative changes in the cervical spine (after verification on computed tomography or magnetic resonance imaging scans).
  7. peripheral neuropathies from the level of the arm and COVID-19-related symptoms

Plano de estudo

Esta seção fornece detalhes do plano de estudo, incluindo como o estudo é projetado e o que o estudo está medindo.

Como o estudo é projetado?

Detalhes do projeto

  • Finalidade Principal: Tratamento
  • Alocação: Randomizado
  • Modelo Intervencional: Atribuição Paralela
  • Mascaramento: Solteiro

Armas e Intervenções

Grupo de Participantes / Braço
Intervenção / Tratamento
Experimental: Mechanically Loaded Neuro-dynamics
involved 18 participants and received physical therapy management will include 11 visits over 11 weeks, Mechanically Loaded Neuro-dynamics was implemented using green medium-resistance bands (approximately 4.6-6.9 lbs. at 100% elongation).
Physical therapy management will include 11 visits over 11 weeks, utilizing green medium-resistance bands (4.6-6.9 pounds at 100% elongation). The protocol involves: weeks 3-4 with low tension isometric holds (5-10 seconds) in partial range; weeks 5-7 with dynamic repetitions (10-15 repetitions, 3 sets) in full range; and weeks 8-11 featuring sport-specific load progression with cycling postures and upper extremity tasks. Repetitions will be slow and controlled, with cues to minimize guarding or Valsalva. Progression will depend on symptom response and visual analogue scale scores, with Mechanically Loaded Neuro-dynamics performed 1-2 times weekly in-clinic and daily home exercises.
Comparador Ativo: traditional physical therapy program
involved 18 participants and received a traditional physical therapy program for Thoracic Outlet Syndrome (TOS)
traditional physical therapy program

O que o estudo está medindo?

Medidas de resultados primários

Medida de resultado
Descrição da medida
Prazo
assessment of Active and passive Range of motion
Prazo: At baseline and after 11 weeks
Cervical spine range of motion (ROM) was assessed using a goniometer. Participants were positioned comfortably in a standardized sitting position, with the trunk stabilized to minimize compensatory movements. Cervical flexion, extension, lateral flexion, and rotation were measured in degrees. The goniometer was aligned according to standard anatomical landmarks for each movement, and the active ROM was recorded at the end of the available pain-free range. Measurements were performed consistently for all participants under the same testing conditions.
At baseline and after 11 weeks

Medidas de resultados secundários

Medida de resultado
Descrição da medida
Prazo
assessment of sensory nerve conduction velocity
Prazo: At baseline and after 11 weeks
For the digital sensory nerve conduction study, we will use standard antidromic techniques with a fixed distance of 11 cm between the recording and stimulating electrodes for the ulnar and 13 cm for the median sensory nerves. Standard techniques and distances between recording and stimulating electrodes will be used for the medial antebrachial cutaneous (12 cm), lateral antebrachial cutaneous (12 cm), and the dorsal ulnar cutaneous (8 cm) nerve conduction study. Sensory nerve conduction study parameters included sensory nerve action potential, amplitude and peak latency
At baseline and after 11 weeks
assessment of motor nerve conduction velocity
Prazo: At baseline and after 11 weeks
For motor nerve conduction study, also will be used a fixed distance of 7 cm between the recording and stimulating electrodes for both median and ulnar nerves. motor nerve conduction study parameters included compound muscle action potential amplitude, area, distal latency, duration of the negative phase, and forearm conduction velocity.
At baseline and after 11 weeks
assessment of physical function and symptoms of the upper limb
Prazo: At baseline and after 11 weeks
The Disabilities of the Arm, Shoulder and Hand is a 30-item instrument assessing health status in daily activities, symptoms, social functioning, and psychological factors over the past week. Responses range from 1 (no difficulty) to 5 (unable to perform), yielding scores from 0 to 100, where higher scores indicate greater disability. The he Disabilities of the Arm, Shoulder and Hand demonstrates strong reliability, with an intraclass correlation coefficient of 0.74-0.95. The minimum detectable change is 11 points, while the minimum clinically important difference is 10.83 points, indicating significant changes in patient function.
At baseline and after 11 weeks

Colaboradores e Investigadores

É aqui que você encontrará pessoas e organizações envolvidas com este estudo.

Datas de registro do estudo

Essas datas acompanham o progresso do registro do estudo e os envios de resumo dos resultados para ClinicalTrials.gov. Os registros do estudo e os resultados relatados são revisados ​​pela National Library of Medicine (NLM) para garantir que atendam aos padrões específicos de controle de qualidade antes de serem publicados no site público.

Datas Principais do Estudo

Início do estudo (Estimado)

1 de setembro de 2026

Conclusão Primária (Estimado)

1 de novembro de 2026

Conclusão do estudo (Estimado)

1 de dezembro de 2026

Datas de inscrição no estudo

Enviado pela primeira vez

21 de agosto de 2026

Enviado pela primeira vez que atendeu aos critérios de CQ

21 de agosto de 2026

Primeira postagem (Real)

25 de agosto de 2026

Atualizações de registro de estudo

Última Atualização Postada (Real)

25 de agosto de 2026

Última atualização enviada que atendeu aos critérios de controle de qualidade

21 de agosto de 2026

Última verificação

1 de agosto de 2026

Mais Informações

Termos relacionados a este estudo

Informações sobre medicamentos e dispositivos, documentos de estudo

Estuda um medicamento regulamentado pela FDA dos EUA

Não

Estuda um produto de dispositivo regulamentado pela FDA dos EUA

Não

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