ChiCTR2600123839 版本V1.0 版本创建时间2026/04/30 11:31:46 中国临床试验注册中心

审核状态:

Project audit state:

通过审核

Successful

注册号:

Registration number:

ChiCTR2600123839 

最近更新日期:

Date of Last Refreshed on:

2026-04-30 11:31:36 

注册时间:

Date of Registration:

2026-04-30 00:00:00 

注册号状态:

预注册

Registration Status:

Prospective registration

注册题目:

右美托咪定对老年患者腹部大手术术后谵妄的影响及机制研究

Public title:

Effects and mechanisms of dexmedetomidine on postoperative delirium in the elderly undergoing major abdominal surgery

注册题目简写:

English Acronym:

研究课题的正式科学名称:

右美托咪定对老年患者腹部大手术术后谵妄的影响及机制研究

Scientific title:

Effects and mechanisms of dexmedetomidine on postoperative delirium in the elderly undergoing major abdominal surgery

研究课题代号(代码):

Study subject ID:

在二级注册机构或其它机构的注册号:

The registration number of the Partner Registry or other register:

申请注册联系人:

文雯 

研究负责人:

文雯 谢玉波 

Applicant:

Wen Wen 

Study leader:

Wen Wen, Xie YuBo 

申请注册联系人电话:

Applicant telephone:

+86 182 8119 7216

研究负责人电话:

Study leader's
telephone:

+86 139 7712 1557

申请注册联系人传真 :

Applicant Fax:

研究负责人传真:

Study leader's fax:

申请注册联系人电子邮件:

Applicant E-mail:

252973992@qq.com

研究负责人电子邮件:

Study leader's E-mail:

1157817791@qq.com

申请单位网址(自愿提供):

Applicant website(voluntary supply):

研究负责人网址(自愿提供):

Study leader's website(voluntary supply):

申请注册联系人通讯地址:

中国四川省南充市顺庆区茂源南路1号

研究负责人通讯地址:

中国四川省南充市顺庆区茂源南路1号; 中国广西壮族自治区南宁市青秀区双拥路6号

Applicant address:

1 Maoyuan South Road, Shunqing District, Nanchong, Sichuan, China

Study leader's address:

1 Maoyuan South Road, Shunqing District, Nanchong City, Sichuan Province, China; 6 Shuangyong Road, Qingxiu District, Nanning City, Guangxi Zhuang Autonomous Region, China

申请注册联系人邮政编码:

Applicant postcode:

646000

研究负责人邮政编码:

Study leader's postcode:

646000

申请人所在单位:

川北医学院附属医院

Applicant's institution:

Affiliated Hospital of North Sichuan Medical College

研究负责人所在单位:

川北医学院附属医院, 广西医科大学第一附属医院

Affiliation of the Leader:

The Affiliated Hospital of North Sichuan Medical College, the First Affiliated Hospital of Guangxi Medical University

是否获伦理委员会批准:

Approved by ethic committee:

Yes

伦理委员会批件文号:

Approved No. of ethic committee:

2025ER768-1, 2024-K041-01

伦理委员会批件附件:

Approved file of Ethical Committee:

查看附件View

批准本研究的伦理委员会名称:

川北医学院附属医院医学伦理委员会, 广西医科大学第一附属医院医学伦理委员会

Name of the ethic committee:

Medical Ethics Committee of Affiliated Hospital of North Sichuan Medical College, Ethics Committee of the First Affiliated Hospital of Guangxi Medical University

伦理委员会批准日期:

Date of approved by ethic committee:

2026-01-21 00:00:00

伦理委员会联系人:

何松青,杨汉丰

Contact Name of the ethic committee:

He Songqing, Yang Hanfeng

伦理委员会联系地址:

中国四川省南充市顺庆区茂源南路1号; 中国广西壮族自治区南宁市青秀区双拥路6号

Contact Address of the ethic committee:

1 Maoyuan South Road, Shunqing District, Nanchong City, Sichuan Province, China; 6 Shuangyong Road, Qingxiu District, Nanning City, Guangxi Zhuang Autonomous Region, China

伦理委员会联系人电话:

Contact phone of the ethic committee:

+86 771 535 6557

伦理委员会联系人邮箱:

Contact email of the ethic committee:

研究实施负责(组长)单位:

川北医学院附属医院、广西医科大学第一附属医院

Primary sponsor:

The Affiliated Hospital of North Sichuan Medical College, the First Affiliated Hospital of Guangxi Medical University

研究实施负责(组长)单位地址:

中国四川省南充市顺庆区茂源南路1号; 中国广西壮族自治区南宁市青秀区双拥路6号

Primary sponsor's address:

1 Maoyuan South Road, Shunqing District, Nanchong City, Sichuan Province, China; 6 Shuangyong Road, Qingxiu District, Nanning City, Guangxi Zhuang Autonomous Region, China

试验主办单位(项目批准或申办者):

Secondary sponsor:

国家:

中国

省(直辖市):

四川

市(区县):

南充

Country:

China

Province:

SiChuan

City:

Nanchong

单位(医院):

川北医学院附属医院

具体地址:

中国四川省南充市顺庆区茂源南路1号

Institution
hospital:

Affiliated Hospital of North Sichuan Medical College

Address:

1 Maoyuan South Road, Shunqing District, Nanchong City, Sichuan Province, China

国家:

中国

省(直辖市):

广西壮族自治区

市(区县):

南宁

Country:

China

Province:

Guangxi Zhuang Autonomous Region

City:

Nanning

单位(医院):

广西医科大学第一附属医院

具体地址:

中国广西壮族自治区南宁市青秀区双拥路6号

Institution
hospital:

The First Affiliated Hospital of Guangxi Medical University

Address:

6 Shuangyong Road, Qingxiu District, Nanning City, Guangxi Zhuang Autonomous Region, China

经费或物资来源:

广西重点研发计划项目

Source(s) of funding:

Key Research and Development Plan Project of Guangxi

研究疾病:

术后谵妄  

Target disease:

Postoperative delirium

研究疾病代码:

Target disease code:

研究类型:

干预性研究

Study type:

Interventional study

研究所处阶段:

其它 

Study phase:

N/A

研究设计:

随机平行对照 

Study design:

Parallel 

研究目的:

右美托咪定对择期腹部大手术老年患者术后谵妄的影响  

Objectives of Study:

The Effect of Dexmedetomidine on Postoperative Delirium in Elderly Patients Undergoing Elective Major Abdominal Surgery

药物成份或治疗方案详述:

 

Description for medicine or protocol of treatment in detail:

 

纳入标准:

1. 接受全麻下行择期胸外科肺部手术的老年患者(≥65岁); 2. 美国麻醉医师协会ASA分级I-III; 3. BMI 18-30 kg/m^2。

Inclusion criteria

1. Elderly patients (>= 65 years old) undergoing elective pulmonary surgery under general anesthesia; 2. American Society of Anesthesiology (ASA) physical status I–III; 3. Body mass index (BMI) 18–30 kg/m^2

排除标准:

1. 术前简易精神状态检查(Minimental State Examination,MMSE)的认知功能障碍(术前评分<=17(文盲),<=20(小学),<=22(中学),<=24(高中及以上); 2. 心脏手术、脑血管意外和酗酒史; 3. 存在严重器质性疾病,如肝肾功能障碍; 4. 凝血障碍; 5. 严重视力和听力障碍,妨碍交流,沟通障碍; 6. 精神疾病或长期镇静或抑郁药物史、神经退行性疾病史(阿尔茨海默病和帕金森病); 7. 严重不受控制的高血压; 8. 严重术后并发症并入住ICU; 9. 再次手术; 10. 失访; 11. 乙酰胆碱药物使用史的患者; 12. 严重呼吸道疾病(呼吸衰竭、重度慢性阻塞性肺疾病); 13. 有右美托咪定使用禁忌症的患者; 14. 发生严重皮下气肿、严重不良事件的患者(如术中出血和严重血流动力学波动); 15. 急诊手术;16. 研究期间决定退出研究; 17. 窦性心动过缓(心率(HR)<50次/分)、病窦综合征或二度房室传导阻滞及以上。

Exclusion criteria:

1. Preoperative cognitive impairment in Minimental State Examination (MMSE) (preoperative score <=17 (illiterate), <=20 (primary school), <=22 (secondary school), <=24 (high school and above); 2. History of cardiac surgery, cerebrovascular accident and alcohol abuse; 3. The presence of serious organic diseases, such as liver and kidney dysfunction; 4. Coagulation disorders; 5. Severe visual and hearing impairment, obstructing communication and communication disorders; 6. History of mental illness or long-term sedative or depressive medications, neurodegenerative diseases (Alzheimer's disease and Parkinson's disease); 7. Severe uncontrolled hypertension; 8. Admission to ICU due to severe postoperative complications; 9. Reoperation; 10. Loss to follow-up; 11. Patients with a history of acetylcholine use; 12. Severe respiratory diseases (respiratory failure, severe chronic obstructive pulmonary disease); 13. Patients with contraindications to dexmedetomidine; 14. Patients with severe subcutaneous emphysema, serious adverse events (such as intraoperative bleeding and severe hemodynamic fluctuations); 15. Emergency surgery; 16. Decision to withdraw from the study during the study period; 17. sinus bradycardia (heart rate (HR) <50 beats/min), sick sinus syndrome, or second degree atrioventricular block or greater.

研究实施时间:

Study execute time:

From 2026-05-04 00:00:00 To 2027-02-26 00:00:00  

征募观察对象时间:

Recruiting time:

From 2026-05-04 00:00:00 To 2027-02-26 00:00:00

干预措施:

Interventions:

组别:

试验组

样本量:

166

Group:

Trial Group

Sample size:

干预措施:

麻醉诱导前 10 分钟接受 0.6μg/kg 右美托咪定负荷剂量,随后以 0.5μg/kg/h 的速率持续输注至手术结束前半小时;其余麻醉方案(舒芬太尼、丙泊酚、顺阿曲库铵、七氟烷、瑞芬太尼等)与对照组相同。

干预措施代码:

Intervention:

Loading dose of dexmedetomidine 0.6 μg/kg administered 10 minutes before anesthesia induction, followed by continuous infusion at 0.5 μg/kg/h until 30 minutes before the end of surgery; other anesthetic regimens (sufentanil, propofol, cisatracurium, sevoflurane, remifentanil, etc.) were identical to those in the control group.

Intervention code:

组别:

对照组

样本量:

166

Group:

Control Group

Sample size:

干预措施:

接受等量生理盐水输注(模拟右美托咪定给药流程);其余麻醉方案(舒芬太尼、丙泊酚、顺阿曲库铵、七氟烷、瑞芬太尼等)与试验组相同。

干预措施代码:

Intervention:

Infusion of equivalent volume of normal saline (simulating dexmedetomidine administration protocol); other anesthetic regimens (sufentanil, propofol, cisatracurium, sevoflurane, remifentanil, etc.) were identical to those in the trial group.

Intervention code:

研究实施地点:

Countries of recruitment and research settings:

国家:

中国

省(直辖市):

四川 

市(区县):

南充 

Country:

China

Province:

Sichuan

City:

Nanchong

单位(医院):

川北医学院附属医院 

单位级别:

三甲 

Institution
hospital:

Affiliated Hospital of North Sichuan Medical College

Level of the institution:

Tertiary A

国家:

中国

省(直辖市):

广西壮族自治区 

市(区县):

南宁 

Country:

China

Province:

Guangxi Zhuang Autonomous Region

City:

Nanning

单位(医院):

广西医科大学第一附属医院 

单位级别:

三甲 

Institution
hospital:

The First Affiliated Hospital of Guangxi Medical University

Level of the institution:

Tertiary A

测量指标:

Outcomes:

指标中文名:

术后 3 天内谵妄的发生情况

指标类型:

主要指标

Outcome:

Incidence of delirium within 3 days postoperatively

Type:

Primary indicator

测量时间点:

术后 1~3d

测量方法:

3D-CAM 意识模糊评估法

Measure time point of outcome:

Postoperative days 1-3

Measure method:

3D-CAM Confusion Assessment Method

指标中文名:

术前术后生物学指标

指标类型:

次要指标

Outcome:

Pre- and postoperative biological markers

Type:

Secondary indicator

测量时间点:

术前、术后

测量方法:

ELISA 法检测 tau-PT217、tau-PT181;流式细胞术检测 B 细胞数量和比例

Measure time point of outcome:

Preoperatively, postoperatively

Measure method:

ELISA for tau-PT217 and tau-PT181; flow cytometry for B-cell count and proportion

指标中文名:

认知功能

指标类型:

次要指标

Outcome:

Cognitive function

Type:

Secondary indicator

测量时间点:

术前 1d

测量方法:

简易精神状态检查量表(MMSE)

Measure time point of outcome:

One day before surgery

Measure method:

Mini-Mental State Examination (MMSE)

指标中文名:

镇静深度

指标类型:

次要指标

Outcome:

Depth of sedation

Type:

Secondary indicator

测量时间点:

术中

测量方法:

BIS 深度监测仪

Measure time point of outcome:

During surgery

Measure method:

Bispectral Index (BIS) monitoring

指标中文名:

心率(HR)和平均动脉压(MAP)

指标类型:

次要指标

Outcome:

Heart rate (HR) and mean arterial pressure (MAP)

Type:

Secondary indicator

测量时间点:

麻醉诱导前(T1)、诱导后(T2)、手术开始 30 min(T3)、手术结束(T4)

测量方法:

生命体征监测

Measure time point of outcome:

Before anesthesia induction (T1), after induction (T2), 30 minutes after surgery onset (T3), at surgery end (T4)

Measure method:

Vital signs monitoring

指标中文名:

术后疼痛、焦虑、抑郁和睡眠状态

指标类型:

次要指标

Outcome:

Postoperative pain, anxiety, depression, and sleep status

Type:

Secondary indicator

测量时间点:

术后 1~3d

测量方法:

Measure time point of outcome:

Postoperative days 1-3

Measure method:

指标中文名:

术后恢复情况及并发症

指标类型:

次要指标

Outcome:

Postoperative recovery status and complications

Type:

Secondary indicator

测量时间点:

术后 1~3d

测量方法:

Measure time point of outcome:

Postoperative days 1-3

Measure method:

指标中文名:

疼痛、睡眠及恢复情况

指标类型:

次要指标

Outcome:

Pain, sleep, and recovery status

Type:

Secondary indicator

测量时间点:

术后 1 个月及 6 个月

测量方法:

Measure time point of outcome:

One month and six months postoperatively

Measure method:

指标中文名:

安全性指标(包括:严重不良事件、严重皮下气肿、术中出血、严重血流动力学波动、严重呼吸道疾病、严重器质性疾病进展、严重视力和听力障碍、凝血障碍、严重术后并发症)

指标类型:

副作用指标

Outcome:

Safety outcomes (including: serious adverse events, severe subcutaneous emphysema, intraoperative bleeding, severe hemodynamic fluctuations, severe respiratory diseases, progression of severe organic diseases, severe visual and auditory impairments, coagulopathy, and severe postoperative complications)

Type:

Adverse events

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

采集人体标本:

Collecting sample(s)
from participants:

标本中文名:

外周血

组织:

Sample Name:

Peripheral blood

Tissue:

人体标本去向

使用后销毁  

说明

Fate of sample:

Destruction after use  

Note:

征募研究对象情况:

Recruiting status:

尚未开始

Not yet recruiting

年龄范围:

Participant age:

最小 Min age 65 years
最大 Max age NA years

性别:

男女均可

Gender:

Both

随机方法(请说明由何人用什么方法产生随机序列):

研究中的非参与者使用计算机生成随机数字,以1:1的比例随机分为对照组或右美托咪定组

Randomization Procedure (please state who generates the random number sequence and by what method):

Non-participants in the study were randomly assigned to control or dexmedetomidine in a 1:1 ratio using computer-generated random numbers.

是否公开试验完成后的统计结果:

Calculated Results after the Study Completed public access:

不公开/Private

盲法:

双中心随机、双盲、平行组对照研究

Blinding:

A double-center randomized, double-blind, parallel-group controlled study

是否共享原始数据:

IPD sharing

否No

共享原始数据的方式(说明:请填入公开原始数据日期和方式,如采用网络平台,需填该网络平台名称和网址):

The way of sharing IPD”(include metadata and protocol, If use web-based public database, please provide the url):

None

数据采集和管理(说明:数据采集和管理由两部分组成,一为病例记录表(Case Record Form, CRF),二为电子采集和管理系统(Electronic Data Capture, EDC),如ResMan即为一种基于互联网的EDC:

病例记录表

Data collection and Management (A standard data collection and management system include a CRF and an electronic data capture:

Case Record Form

数据与安全监察委员会:

Data and Safety Monitoring Committee:

暂未确定/Not yet

注册人:

Name of Registration:

 2026-04-30 11:31:36