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Repetitive Transcranial Magnetic Stimulation to Prevent Postoperative Delirium in Elderly Arthroplasty Patients: study protocol for a single-centre, prospective, randomized controlled trial

Repetitive Transcranial Magnetic Stimulation to Prevent Postoperative Delirium in Elderly Arthroplasty Patients: study protocol for a single-centre, prospective, randomized controlled trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500100984
Enrollment
Unknown
Registered
2026-03-06
Start date
2026-03-20
Completion date
Unknown
Last updated
2026-03-09

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

Conditions

Postoperative delirium is an acute-onset, transient abnormality of brain function, most commonly occurring within 1 week of surgery, characterized by inattention, changes in the level of consciousness, and acute changes in cognitive function. There can be a variety of clinical manifestations, such as attention disorders, disturbed levels of consciousness, cognitive dysfunction, sleep-wake cycle di

Interventions

Cgroup:No intervention
rTMS group:transcranial magnetic stimulation,TMS

Sponsors

The First Hospital Of Jiaxing
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.The indication for surgery is degenerative joint disease or hip/knee fractures, confirmed by clinical assessment and imaging examinations; 2.Patients who underwent total hip arthroplasty (THA) or total knee arthroplasty (TKA) under general anesthesia. 3.All patients received general anesthesia via endotracheal intubation. 4.The patient age was=60 years. 5.Patients were classified as American Society of Anesthesiologists (ASA) physical status I to III. 6.Informed consent was obtained from all participants, and written consent forms were duly signed. 7.The patient Montreal Cognitive Assessment(MoCA)=26 scores and able to communicate effectively.

Exclusion criteria

Exclusion criteria: 1.The patient had pre-existing risk factors for postoperative delirium (POD), such as a history of other neurological or psychiatric conditions, dementia, alcohol abuse, cranial/scalp damage, or documented epilepsy. 2.The patient had a metallic implant, such as a pacemaker, in situ. 3.History of head trauma such as intracranial hemorrhage. 4.Serious cerebrovascular diseases such as brain tumors. 5.The patient refused to sign the informed consent form. 6.The participant used concomitant medications or therapies that could affect the trial's outcome measures.

Design outcomes

Primary

MeasureTime frame
Incidence of Postoperative Delirium;

Secondary

MeasureTime frame
Hematological Parameters;Frailty score;Sleep quality score;Postoperative Pain;Preoperative anxiety score;(the severity of POD);(the subtype of POD);Postoperative dosage of opioid drugs;

Countries

China

Contacts

Public ContactZijun,Zhao

The First Hospital Of Jiaxing

923450135@qq.com+86 134 7891 9527

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Apr 30, 2026