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パーキンソン病におけるロボット歩行リハビリテーション

2026年11月3日 更新者:Peter Altenburger、Indiana University

The purpose of this study is to investigate the implementation of a novel gait rehabilitation stimulus (G-EO System) that could advance current clinical practices. The goal is to establish the safety and feasibility of gait training using the G-EO System as well as investigating the impact on mobility, function, quality of life, and participatory outcomes.

Research Design: We propose a single-blinded, randomized trial of electromechanically-assisted gait training using the G-EO System in patients with Parkinson's disease with gait disability.

Specific Aim 1 will establish the safety and feasibility of gait training using the G-EO System.

Specific Aim 2 will determine the efficacy of gait training using the G-EO System for improving mobility, function, and quality of life

調査の概要

状態

終了しました

条件

介入・治療

詳細な説明

Individuals diagnosed with Parkinson's disease (PD) often suffer from difficulties with gait initiation, maintaining a consistent kinematic gait pattern, and transitions between gait environments. Focused gait training that provides an environment that can emphasize motor control improvement in these deficits would be ideal for building a rehabilitative foundation for gait recovery for individuals with PD.

One approach that has been used to maintain and restore function in other neurological populations with severe disability is gait rehabilitation using treadmill training. This approach allows for specific and repetitive practice of walking movement and can involve therapist or electromechanical assistance. There is preliminary evidence from two small, uncontrolled studies supporting the benefits of therapist-assisted treadmill training on walking, balance, fatigue, spasticity, muscle strength, and quality of life in patients with PPMS and SPMS. Nevertheless, therapist-assisted gait training can require up to three trainers per patient making it burdensome and inefficient in the clinical setting. The intensity of manual treadmill training is low (i.e., <1.5 METs) based in part on the physical capacity and fitness level of the trainers, yet physiological adaptations for optimizing outcomes require moderate or vigorous intensity exercise.

Robotic-assisted gait training (RAGT) addresses many of the limitations of therapist-assisted gait training and can be performed using either exoskeleton or end-effector devices. Exoskeleton devices involve programmable drives or passive elements which physically move the lower limbs, whereas, end-effector approaches involve driven footplates that have trajectories that simulate the stance and swing phases. The G-EO System (Reha Technology AG: Olten, Switzerland) is a novel end-effector robotic gait training system that was developed for regaining mobility and independence in stroke survivors. This system involves minimal therapist and patient burden (e.g., quick set-up, single operate usage), there is the unique capacity for practicing walking and stair climbing movements, and the patient can receive real-time visual feedback. Gait training using the G-EO System has been applied in patients with stroke, Multiple Sclerosis (MS), and cerebral palsy (CP). These studies have established safety and feasibility, and preliminary evidence for benefits on mobility and function. For example, two studies involving 4 weeks of G-EO training with conventional physical therapy in non-ambulatory subacute stroke patients reported improved gait, stair climbing ability, leg strength, and activities of daily living (ADL) compared to physical therapy alone. There is limited RAGT studies evaluating the impact of this type of training for individuals with PD. The potential focus on improved gait kinematics may be of particular benefit for PD patients who often struggle with maintain step length and initiation.

The logistic advantages and advanced training capabilities of the G-EO System, as well as the benefits reported in other populations, support this strategy as an effective rehabilitation tool for restoring and maintaining function in Parkinson's disease. This approach represents an opportunity for improving current clinical practices for patients with Parkinson's disease. If successful, this project will provide initial evidence for increasing patient access to the G-EO System, and this could be accomplished through "regional technology centers" using a rural health-delivery approach.

The purpose of this study is to investigate the implementation of a novel gait rehabilitation stimulus (G-EO System) that could advance current clinical practices. The goal is to establish the safety and feasibility of gait training using the G-EO System as well as investigating the impact on mobility, function, quality of life, and participatory outcomes.

Research Design: We propose a single-blinded, randomized trial of electromechanically-assisted gait training using the G-EO System in patients with Parkinson's disease with gait disability. Enrolled participants will be randomized to either conventional physical therapy (CPT) or CPT with G-EO training. Participants will complete baseline assessments on Day 1 and then be scheduled for the intervention phase of the study. Regardless of group allocation, each participant will receive 12 total visits scheduled ideally for twice a week for 6 weeks. Within one week of completing the 12th physical therapy visit, participants will repeat the outcome assessments (post-intervention timepoint). Participants will then be asked to return 30 days later for a final outcome assessment (one month follow-up timepoint).

Specific Aim 1 will establish the safety and feasibility of gait training using the G-EO System.

Specific Aim 2 will determine the efficacy of gait training using the G-EO System for improving mobility, function, and quality of life.

研究の種類

介入

入学 (実際)

15

段階

  • 適用できない

連絡先と場所

このセクションには、調査を実施する担当者の連絡先の詳細と、この調査が実施されている場所に関する情報が記載されています。

研究場所

    • Indiana
      • Indianapolis、Indiana、アメリカ、46202
        • IU Health Neurorehabilitation and Robotics

参加基準

研究者は、適格基準と呼ばれる特定の説明に適合する人を探します。これらの基準のいくつかの例は、人の一般的な健康状態または以前の治療です。

適格基準

就学可能な年齢

18年歳以上 (大人、高齢者)

健康ボランティアの受け入れ

いいえ

受講資格のある性別

全て

説明

Inclusion Criteria:

  • Age > 18years
  • Confirmed diagnosis of Parkinson's Disease
  • Hoehn and Yahr stage 1 to 3
  • Stable course of disease-modifying therapy over the past 3 months
  • Mini Mental State Examination > 24
  • Physician approval for exercise
  • Stable deep brain stimulation setting for the past year
  • Demonstrate a need for functional rehabilitation

Exclusion Criteria:

  • • Severe dyskinesia or severe on-off phenomenon

    • Unstable medication regiment
    • Any co-morbidity that will interfere with walking
    • Conventional physical therapy or G-EO training within the past 6 months
    • Height <1m or >2m
    • Body weight >150 kg
    • Contraindications to G-EO gait training (e.g., bone instability)

研究計画

このセクションでは、研究がどのように設計され、研究が何を測定しているかなど、研究計画の詳細を提供します。

研究はどのように設計されていますか?

デザインの詳細

  • 主な目的:処理
  • 割り当て:ランダム化
  • 介入モデル:並列代入
  • マスキング:独身

武器と介入

参加者グループ / アーム
介入・治療
アクティブコンパレータ:Conventional Physical Therapy (CPT) Group

CPT sessions will involve a warm-up using a cycle ergometer or treadmill walking, stretching, progressive strength training exercises, and balance training. Gait training will be provided using traditional over-ground walking. Additional strategies for home exercises, fall prevention, and appropriate assistive devices (i.e., orthotics) will be provided. Training will be administered 2 times per week for 40-60 minutes for six weeks.

Therapists will use traditional methods of neurological rehabilitation for improved gait and balance. These approaches will include stretching, strengthening, therapeutic exercises, balance training, and over-ground walking

実験的:Conventional Physical Therapy (CPT) Group with G-EO Training (CPT-GEO)

CPT-GEO sessions will involve a warm-up using a cycle ergometer or treadmill walking, stretching, progressive strength training exercises, and balance training. Gait training will be administered using end-effector gait training protocols (G-EO trainer). Training will be administered 2 times per week for 40-60 minutes for six weeks.

Therapists will use traditional methods of neurological rehabilitation for improved gait and balance. These approaches will include stretching, strengthening, therapeutic exercises, balance training, and over-ground walking

The G-EO Gait Trainer uses distal fixation to promote a gait recovery by facilitating a controlled walking environment that includes an over-ground pattern and stair climbing. In addition, the device provides body position control to enable the patient to concentrate on the cyclical motion of walking without the fear of falling. Physical therapists can control different parameters of the gait cycle through computerized adjustments and the training setting can be manipulated to engage patients in active participation.

この研究は何を測定していますか?

主要な結果の測定

結果測定
メジャーの説明
時間枠
Comfortable Walking Speed (CWS)
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

Participants will be asked to walk over a 14-foot pressure mat that will capture their comfortable walking speed. Patients will be instructed to walk at their normal comfortable speed. Walking will begin 5 feet prior to the mat so that each individual walks across the mat at a consistent speed. Participants will pass over the mat 2 times and an average speed will be calculated. It will take 5 minutes to complete this test and will be performed first.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit
Fast Walking Speed (FWS)
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

Participants will be asked to walk over a 14-foot pressure mat that will capture their fast walking speed. Patients will be instructed to walk at their fastest speed while maintaining safe, accurate gait. Walking will begin 5 feet prior to the mat so that each individual walks across the mat at a consistent speed. Participants will pass over the mat 2 times and an average speed will be calculated. It will take 5 minutes to complete this test and will be performed second.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit
Six Minute Walk Test (6MWT)
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

Participants will be asked to walk for 6 minutes along a 30m track that is a flat surface and obstacle free. Subjects may stop and rest as often as needed. Researchers will record the distance traveled during the six minute time period.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

二次結果の測定

結果測定
メジャーの説明
時間枠
Six Minute Walk Test Walking Speed (6MWT)
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

Average walking speed during the 6-Minute Walk Test was measured in meters per second (m/s). Change from baseline was calculated at post-intervention and one-month follow-up. Positive change scores indicate increased average walking speed and improved performance. This is not a scale score.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit
The Five Times Sit to Stand Test
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

The test will quantify functional lower extremity strength. It provides insight into the coordination of functional strength for the accomplishment of transitioning from one posture to another. The participant is asked to safely rise from sitting in a chair to standing and then sit back down five times in a row without using their hands. This test will take about 5 minutes to administer.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit
Activities-Specific Balance Confidence Scale (ABC)
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

The Activities-specific Balance Confidence (ABC) Scale assesses self-reported confidence in maintaining balance while performing activities of daily living. The scale contains 16 items, with each item rated from 0 (no confidence) to 100 (complete confidence). The total ABC score is calculated as the average of the 16 item scores and ranges from 0 to 100. Higher scores indicate greater balance confidence and a better outcome; lower scores indicate less balance confidence and a worse outcome.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit
Mini-Balance Evaluation Systems Test (MiniBESTest) - Anticipatory Subscale
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

The Mini-Balance Evaluation Systems Test (MiniBESTest) is a performance-based measure of dynamic balance. The Anticipatory subscale assesses anticipatory postural adjustments during functional movement. Item scores are summed to produce a subscale score ranging from 0 to 6 points. Higher scores indicate better balance performance and lower scores indicate greater balance impairment.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit
Mini-Balance Evaluation Systems Test (MiniBESTest) - Reactive Postural Control Subscale
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

The Mini-Balance Evaluation Systems Test (MiniBESTest) is a performance-based measure of dynamic balance. The Reactive Postural Control subscale assesses the ability to recover balance following an external perturbation; examining the effectiveness of compensatory stepping response. Item scores are summed to produce a subscale score ranging from 0 to 6 points. Higher scores indicate better balance performance and lower scores indicate greater balance impairment.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit
Mini-Balance Evaluation Systems Test (MiniBESTest) - Sensory Orientation Subscale
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

The Mini-Balance Evaluation Systems Test (MiniBESTest) evaluates an individual's ability to maintain postural stability when sensory information is altered or conflicting. It assesses how effectively a person uses visual, vestibular, and somatosensory inputs to maintain balance under increasingly challenging conditions. Item scores are summed to produce a subscale score ranging from 0 to 6 points. Higher scores indicate better balance performance and lower scores indicate greater balance impairment.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit
Mini-Balance Evaluation Systems Test (MiniBESTest) - Dynamic Gait Subscale
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

The Mini-Balance Evaluation Systems Test (MiniBESTest) is a performance-based measure of dynamic balance. It evaluates an individual's ability to maintain balance while walking under increasingly complex and functionally relevant conditions. It assesses the capacity to adapt gait when confronted with environmental demands, dual-tasking, changes in speed, head movements, obstacle negotiation, and turning. Item scores are summed to produce a subscale score ranging from 0 to 10 points. Higher scores indicate better balance performance and lower scores indicate greater balance impairment.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit
Parkinson's Disease Questionnaire-39 (PDQ-39) Summary Index Score
時間枠:Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

The Parkinson's Disease Questionnaire-39 (PDQ-39) is a 39-item, disease-specific questionnaire assessing health-related quality of life in individuals with Parkinson's disease. It includes eight domains: Mobility, Activities of Daily Living, Emotional Well-being, Stigma, Social Support, Cognitions, Communication, and Bodily Discomfort. Each item is scored from 0 to 4, with higher scores indicating greater difficulty. Individual domain scores are calculated by summing item responses, dividing by the maximum possible domain score, and multiplying by 100. Each domain ranges from 0 to 100. The PDQ-39 Summary Index is calculated as the unweighted mean of the eight domain scores and ranges from 0 to 100. Lower scores indicate better health-related quality of life, while higher scores indicate worse health-related quality of life.

Baseline, Post-Intervention (within 1 week after last therapy session), and 30 days after Post-intervention Visit

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研究記録日

これらの日付は、ClinicalTrials.gov への研究記録と要約結果の提出の進捗状況を追跡します。研究記録と報告された結果は、国立医学図書館 (NLM) によって審査され、公開 Web サイトに掲載される前に、特定の品質管理基準を満たしていることが確認されます。

主要日程の研究

研究開始 (実際)

2022年1月10日

一次修了 (実際)

2025年8月22日

研究の完了 (実際)

2025年8月22日

試験登録日

最初に提出

2022年1月20日

QC基準を満たした最初の提出物

2022年1月20日

最初の投稿 (実際)

2022年2月1日

学習記録の更新

投稿された最後の更新 (実際)

2026年11月5日

QC基準を満たした最後の更新が送信されました

2026年11月3日

最終確認日

2026年11月1日

詳しくは

本研究に関する用語

その他の研究ID番号

  • 11829

個々の参加者データ (IPD) の計画

個々の参加者データ (IPD) を共有する予定はありますか?

未定

IPD プランの説明

It is not determined at this time.

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米国FDA規制医薬品の研究

いいえ

米国FDA規制機器製品の研究

はい

米国で製造され、米国から輸出された製品。

いいえ

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