The goal of this clinical trial is to evaluate the long-term effects of isokinetic rehabilitation training in patients with spinal muscular atrophy (SMA). The main question it aims to answer is: • Does isokinetic training at fixed angular velocity improve muscle strength and functional recovery in SMA patients? Participants will: * Perform isokinetic training using a portable device with a fixed angular velocity. * Undergo long-term rehabilitation sessions, with assessments of muscle strength and overall functional improvement over the training period.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
13
A child with SMA will use a wearable isokinetic training robot to train the knee joint for three stages. ( Stage 1: 1.5 months=30 sessions; Stage 2 (follow up): 1.5 months=18 sessions, Stage 3(follow up) = 0 session)
Peking University Third Hospital
Beijing, Beijing Municipality, China
RECRUITINGChange in cross sectional area of quadriceps
Using Magnetic Resonance Imaging (MRI)
Time frame: Baseline, after 1.5 months, after 3 months and after 4 months
Change in longitudinal cross-sectional width of quadriceps
Using Magnetic Resonance Imaging (MRI)
Time frame: Baseline, after 1.5 months, after 3 months and after 4 months
Change in peak torque
Using isokinetic training robot to measure.
Time frame: Baseline, after 1.5 months, after 3 months and after 4 months
Change in average torque
Using isokinetic training robot to measure.
Time frame: Baseline, after 1.5 months, after 3 months and after 4 months
Change in work of knee
Work = Torque \* Speed
Time frame: Baseline, after 1.5 months, after 3 months and after 4 months
Change in Surface Electromyography (sEMG)
Time frame: Baseline, after 1.5 months, after 3 months and after 4 months
Change in Nerve conduction
Nerve Conduction Velocity Testing System
Time frame: Baseline, after 1.5 months, after 3 months and after 4 months
Change in weight
Time frame: Baseline, after 1.5 months, after 3 months and after 4 months
Change in height
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Time frame: Baseline, after 1.5 months, after 3 months and after 4 months
Change in joint angle
Time frame: Baseline, after 1.5 months, after 3 months and after 4 months