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Study on the effectiveness and safety of closed-loop regulation of deep brain electrical stimulation to promote wakefulness in patients with chronic consciousness disorders

Study on the effectiveness and safety of closed-loop regulation of deep brain electrical stimulation to promote wakefulness in patients with chronic consciousness disorders

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400092846
Enrollment
Unknown
Registered
2024-11-25
Start date
2024-11-26
Completion date
Unknown
Last updated
2024-12-02

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

Conditions

chronic consciousness disorders

Interventions

treatment group:Stimulation on after 14(+/-3)days of implantation

Sponsors

Fudan University HuaShan Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1) Patients aged 18-80 years; 2) patients with MCS who could be diagnosed according to the Coma Recovery Scale-Revision (CRS-R); 3) Patients with a duration of craniocerebral trauma for more than 6 months or a non-traumatic brain injury for more than 3 months, and no progressive improvement or deterioration of consciousness for more than 4 consecutive weeks; 4) Normal body temperature, stable condition, stable internal environment; 5) At least one thalamus and PCC/PCu brain area have no obvious structural and functional damage; 6) Obtain written informed consent from the legal representative or guardian of the DoC patient in advance

Exclusion criteria

Exclusion criteria: 1) Patients with functional disabilities caused by developmental disorders, mental diseases, and neurological diseases before brain injury. 2) severe deformation of brain structure; 3) Patients with untreated hydrocephalus, skull defects and other known serious diseases (such as multiple organ failure, obvious cardiac insufficiency, severe lung inflammation) that affect the improvement of their condition or complete follow-up; 4) Patients who have undergone hydrocephalus and aneurysm clipping, and have MRI incompatible hardware; 5) Those with contraindications to DBS surgery; 6) Those who have participated in other clinical trials; 7) Patients with hypoxic encephalopathy caused by asphyxia, cardiorespiratory arrest; 8) Those who have an estimated life expectancy of less than 1 year; 9) patients whose investigators assessed the risks of DBS treatment were much greater than those benefiting; 10) Pregnant patients.

Design outcomes

Primary

MeasureTime frame
The change in the patient's CRS-R score compared with the preoperative baseline;

Secondary

MeasureTime frame
The change in the patient's CRS-R score compared with the preoperative baseline;Patient's CRS-R score;The change in Multimodal MRI compared with the preoperative baseline;The change in high-density EEG (resting-state, Chinese semantic paradigm) compared with the preoperative baseline ;

Countries

China

Contacts

Public ContactMao Ying

Fudan University HuaShan Hospital

maoying@fudan.edu.cn+86 138 0176 9152

Outcome results

None listed

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