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Effects of high-precision transcranial direct current stimulation on postural control in patients with chronic ankle instability: a brain mechanism study based on functional near-infrared spectroscopy

Effects of high-precision transcranial direct current stimulation on postural control in patients with chronic ankle instability: a brain mechanism study based on functional near-infrared spectroscopy

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400094000
Enrollment
Unknown
Registered
2024-12-16
Start date
2024-12-16
Completion date
Unknown
Last updated
2025-01-06

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

Conditions

Chronic ankle instability

Interventions

Intervention group 1:True stimulation - interval of 3~7 days - false stimulation

Sponsors

BeiJing Sport University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. History of ankle sprain > 1 times, manifested as an inflammatory reaction of "redness, swelling, heat and pain" after the sprain, and no weight-bearing activities on the injured side can be carried out for at least 1 day after the sprain 2. More than 1 year after the first sprain; 3. The most recent sprain is more than 3 months ago; 4. No history of fracture or surgery in both lower limbs; 5. No history of other injuries that lead to the inability to bear weight on both lower limbs in the past 3 months 6. The Cumberland Ankle Instability Tool (CAIT) score < 24 points (range 0-30, lower scores reflect greater ankle instability), and if both feet have CAI, choose the side with the lower CAIT score 7. Participant meets the criteria for fNIRS and aTDCS safety practices

Exclusion criteria

Exclusion criteria: 1. History of previous surgery on the musculoskeletal structures (i.e., bones, joint structures, and nerves) of either lower limb 2. Have a history of lower limb fractures 3. Acute injury to the musculoskeletal structure of other joints of the lower extremity within the past 3 months that affects the integrity and function of the joint (i.e., sprain, fracture), resulting in disruption of expected physical activity for at least 1 day

Design outcomes

Primary

MeasureTime frame
Functional near-infrared brain imaging test;

Secondary

MeasureTime frame
Sensory organization test score;Unilateral stance;Motion control test ;

Countries

China

Contacts

Public ContactWu Jinghan

Beijing Sport University

wujinghan0503@163.com+86 198 5913 5381

Outcome results

None listed

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