改良DWI-量化FLAIR不匹配指导超时间窗急性脑梗死静脉溶栓疗效和安全性分析

注册号:

Registration number:

ChiCTR2600120586 

最近更新日期:

Date of Last Refreshed on:

2026-03-17 09:56:31 

注册时间:

Date of Registration:

2026-03-17 00:00:00 

注册号状态:

预注册

Registration Status:

Prospective registration

注册题目:

改良DWI-量化FLAIR不匹配指导超时间窗急性脑梗死静脉溶栓疗效和安全性分析

Public title:

Analysis of efficacy and safety of Intravenous thrombolysis in acute cerebral infarction guided by modified DWI-quantified FLAIR mismatch beyond the time window

注册题目简写:

English Acronym:

研究课题的正式科学名称:

改良DWI-量化FLAIR不匹配指导超时间窗急性脑梗死静脉溶栓疗效和安全性分析

Scientific title:

Analysis of efficacy and safety of Intravenous thrombolysis in acute cerebral infarction guided by modified DWI-quantified FLAIR mismatch beyond the time window

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:

王喜丰 

研究负责人:

王喜丰 

Applicant:

Xifeng Wang 

Study leader:

Xifeng Wang 

申请注册联系人电话:

Applicant telephone:

+86 18971626223

研究负责人电话:

Study leader's
telephone:

+86 27 83930106

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:

1183148404@qq.com

研究负责人电子邮件:

Study leader's E-mail:

1183148404@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:

中国湖北省武汉市硚口区汉正街473号

研究负责人通讯地址:

中国湖北省武汉市硚口区汉正街473号

Applicant address:

No. 473 Hanzheng Street, Qiaokou District, Wuhan, Hubei, China

Study leader's address:

No. 473 Hanzheng Street, Qiaokou District, Wuhan, Hubei, China

申请注册联系人邮政编码:

Applicant postcode:

研究负责人邮政编码:

Study leader's postcode:

申请人所在单位:

武汉市第四医院

Applicant's institution:

Wuhan Fourth Hospital

研究负责人所在单位:

武汉市第四医院

Affiliation of the Leader:

Wuhan Fourth Hospital

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:

伦审字(KY2025-169-01)号

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:

武汉市第四医院伦理委员会

Name of the ethic committee:

Ethics Committee of Wuhan Fourth Hospital

伦理委员会批准日期:

Date of approved by ethic committee:

2025-10-16 00:00:00

伦理委员会联系人:

郭朝晖

Contact Name of the ethic committee:

Guo ChaoHui

伦理委员会联系地址:

中国湖北省武汉市硚口区汉正街473号

Contact Address of the ethic committee:

No. 473 Hanzheng Street, Qiaokou District, Wuhan, Hubei, China

伦理委员会联系人电话:

Contact phone of the ethic committee:

+86 27 68834993

伦理委员会联系人邮箱:

Contact email of the ethic committee:

573187677@qq.com

研究实施负责(组长)单位:

武汉市第四医院

Primary sponsor:

Wuhan Fourth Hospital

研究实施负责(组长)单位地址:

中国湖北省武汉市硚口区汉正街473号

Primary sponsor's address:

No. 473 Hanzheng Street, Qiaokou District, Wuhan, Hubei, 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):

湖北

市(区县):

Country:

China

Province:

Hubei

City:

单位(医院):

武汉市第四医院

具体地址:

中国湖北省武汉市硚口区汉正街473号

Institution
hospital:

Wuhan Fourth Hospital

Address:

No. 473 Hanzheng Street, Qiaokou District, Wuhan, Hubei, China

经费或物资来源:

自筹

Source(s) of funding:

Self-funding

研究疾病:

急性脑梗死  

Target disease:

Acute cerebral infarction

研究疾病代码:

Target disease code:

研究类型:

观察性研究

Study type:

Observational study

研究所处阶段:

其它 

Study phase:

N/A

研究设计:

横断面 

Study design:

Cross-sectional 

研究目的:

探讨改良DWI(diffusion-weighted imaging)-量化FLAIR(fluid-attenuated inversion recovery)不匹配指导超时间窗急性脑梗死静脉溶栓疗效及安全性。  

Objectives of Study:

To evaluate the efficacy and safety of intravenous thrombolysis in acute cerebral infarction beyond the time window guided by modified diffusion-weighted imaging (DWI)-quantitative fluid-attenuated inversion recovery (FLAIR) mismatch.

药物成份或治疗方案详述:

 

Description for medicine or protocol of treatment in detail:

 

纳入标准:

Inclusion criteria

排除标准:

1.无法配合颅脑多模式MRI检查或图像质量较差无法分析的患者;
2.生命体征不稳定的患者;
3.入院经CT或MRI证实为脑梗死合并出血或肿瘤;
4.严重脑卒中(NIHSS评分>25分);
5.伴有严重的心肝肾肺功能不全或凝血功能异常等;
6.行血管内介入治疗的患者;

Exclusion criteria:

1.Patients unable to undergo cranial multimodal MRI examination or with poor image quality rendering analysis impossible;
2.Patients with unstable vital signs;
3.Patients confirmed via CT or MRI at admission to have cerebral infarction complicated by hemorrhage or tumor;
4.Severe stroke (NIHSS score > 25);
5.Patients with severe cardiac, hepatic, renal, or pulmonary dysfunction, or coagulation disorders;
6.Patients undergoing endovascular intervention.

研究实施时间:

Study execute time:

From 2026-04-01 00:00:00 To 2026-12-01 00:00:00  

征募观察对象时间:

Recruiting time:

From 2026-04-01 00:00:00 To 2026-12-01 00:00:00

干预措施:

Interventions:

组别:

完全不匹配组

样本量:

62

Group:

Complete flair mismatch group

Sample size:

干预措施:

干预措施代码:

Intervention:

None

Intervention code:

组别:

部分不匹配组

样本量:

59

Group:

Partially mismatched group

Sample size:

干预措施:

干预措施代码:

Intervention:

None

Intervention code:

研究实施地点:

Countries of recruitment and research settings:

国家:

中国

省(直辖市):

湖北 

市(区县):

 

Country:

China

Province:

Hubei

City:

单位(医院):

武汉市第四医院 

单位级别:

三级甲等 

Institution
hospital:

Wuhan Fourth Hospital

Level of the institution:

Tertiary A

测量指标:

Outcomes:

指标中文名:

基线资料、NIHSS

指标类型:

主要指标

Outcome:

Baseline data, NIHSS scores

Type:

Primary indicator

测量时间点:

溶栓前、溶栓后2h、24h、7d、14d

测量方法:

NIHSS 评分

Measure time point of outcome:

At baseline, 2 hours post-thrombolysis, 24 hours, 7 days, and 14 days

Measure method:

NIHSS scores

指标中文名:

颅内出血发生率、死亡及重度残疾发生率。

指标类型:

次要指标

Outcome:

Rates of incidence rates of intracranial hemorrhage、death and severe disability

Type:

Secondary indicator

测量时间点:

溶栓后2h、24h、7d、14d,90d

测量方法:

非症状性颅内出血发生率=非症状性颅内出血患者数/该组患者数 死亡率=死亡患者数/该组患者数 重度致残发生率=重度致残患者数/该组患者数

Measure time point of outcome:

2 hours post-thrombolysis, 24 hours, 7 days, and 14 days, 90-day

Measure method:

Incidence rates of intracranial hemorrhage = Number of patients with intracranial hemorrhage / Total number of patients in the respective groupMortality rate = Number of deceased patients / Total number of patients in the respective groupSevere disability incidence rate = Number of patients with severe disability / Total number of patients in the respective group

指标中文名:

90d良好预后率(MRS modified Rankin Scale 0-1分)

指标类型:

次要指标

Outcome:

Favorable outcome rates (MRS modified Rankin Scale 0-1)

Type:

Secondary indicator

测量时间点:

溶栓后2h、24h、7d、14d,90d

测量方法:

改良mrs评分

Measure time point of outcome:

2 hours post-thrombolysis, 24 hours, 7 days, and 14 days, 90-day

Measure method:

MRS modified Rankin Scale 0-1

采集人体标本:

Collecting sample(s)
from participants:

标本中文名:

组织:

Sample Name:

N/A

Tissue:

人体标本去向

其它  

说明

Fate of sample:

0thers  

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 18 years
最大 Max age 80 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):

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

None

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:

Blinding:

None

是否共享原始数据:

IPD sharing

是Yes

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):

公开原始数据时间为2026年6月,可通过邮箱获取数据1275960926@qq.com

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

The raw data will be made publicly available in June 2026 and can be obtained via email 1275960926@qq.com

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:

数据采集及管理均通过电子病历系统及his系统

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

Data collection and management were conducted through the Electronic Medical Record (EMR) system and the Hospital Information System (HIS).

数据与安全监察委员会:

Data and Safety Monitoring Committee:

无/No

注册人:

Name of Registration:

 2026-03-17 09:56:24