The interaction mechanism between the mechanical changes of spastic muscle and motor dysfunction at extremity of stroke survivors

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200055293

Enrollment

Unknown

Registered

2022-01-05

Start date

2022-02-01

Completion date

Unknown

Last updated

2023-01-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Stroke

Interventions

Experimental group:extracorporeal shock wave intervention

Control group:traditional exercise and electrical stimulation

Eligibility

Sex/Gender

All

Age

30 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Patients with cerebral infarction or cerebral hemorrhage and unilateral upper limb motor dysfunction confirmed by CT or MRI examination; 2. Course of disease >= 1 month, aged 30-75 years; 3. The passive range of motion of the wrist joint is 50 degree palmar flexion to 50 degree dorsi extension; 4. MAS score >=1 point.

Exclusion criteria

Exclusion criteria: 1. Unstable vital signs; 2. Those who are taking muscle relaxants or antispasmodic drugs; 3. Cerebellar infarction; 4. Coagulation disorders, electronic and metal implants or upper limb skin damage; 5. Cognitive dysfunction (MMSE<21 points); 6. Upper limb fracture or limited joint mobility not caused by muscle spasm.

Design outcomes

Primary

Measure	Time frame
Biomechanical characteristics of muscle tone and stiffness;Modified Ashworth Spasticity Scale;Fugl-Meyer Upper Limb Motor Function Scale;Kinematics parameters such as peak moment of joint movement and total work;	—

Secondary

Measure	Time frame
Surface EMG rms and average power frequency;	—

Countries

China

Contacts

Public ContactLeng Yan

The First Affiliated Hospital of Sun Yat-Sen University

lengyan@mail2.sysu.edu.cn+86 15920466205

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026