A study for inhibitory transcranial ultrasound in improving motor sensory disturbance in chronic stroke patients

Effects and mechanism of low-frequency transcranial ultrasound on upper limb motor function in patients with subcortical cerebral infarction

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR1900022864

Enrollment

Unknown

Registered

2019-04-28

Start date

2019-06-01

Completion date

Unknown

Last updated

2019-05-05

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

Conditions

cerebral infarction

Interventions

Stroke patients group:TUS

Health control group:TUS

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Healthy group: gender and age matched patient group, normal hand grip (simple hand grip test); 2. Stroke group: (1) ischemic unilateral basal ganglia stroke, stage I-IV; aged 45-75 years old; (2) Ratio of male to female: 70%/30%; (3) Enrollment time: 1-6 months after stroke.

Exclusion criteria

Exclusion criteria: 1. Healthy group: patients with intracranial implants, calcification points on CT imaging or symptoms of angiosclerosis; 2. Stroke group: patients with no motor evoked potential (MEP) on the affected side of the brain, patients with intracranial implantation, patients with calcification points on CT imaging or symptoms of vascular sclerosis, and patients with obvious damage of corpus callosum fiber bundle revealed by DTI imaging examination.

Design outcomes

Primary

Measure	Time frame
motor function score;motion evoking potential;Resting motion threshold;	—

Countries

China

Contacts

Public ContactWang Pu

Ruijin Hospital Affiliated to Shanghai Jiaotong University School of Medicine

wangpu_03@126.com+86 18200500874

Outcome results

None listed

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