ChiCTR2600123659 版本V1.0 版本创建时间2026/04/28 16:23:57 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:

ChiCTR2600123659 

最近更新日期:

Date of Last Refreshed on:

2026-04-28 16:23:27 

注册时间:

Date of Registration:

2026-04-28 00:00:00 

注册号状态:

预注册

Registration Status:

Prospective registration

注册题目:

预防性蒂部结扎对结肠蒂状息肉热圈套切除术后出血的影响:一项基于倾向评分匹配和机器学习的回顾性队列研究

Public title:

The impact of prophylactic pedicle ligation on postoperative bleeding after hot snare resection of colonic pedunculated polyps: A retrospective cohort study based on propensity score matching and machine learning

注册题目简写:

English Acronym:

研究课题的正式科学名称:

预防性蒂部结扎对结肠蒂状息肉热圈套切除术后出血的影响:一项基于倾向评分匹配和机器学习的回顾性队列研究

Scientific title:

The impact of prophylactic pedicle ligation on postoperative bleeding after hot snare resection of colonic pedunculated polyps: A retrospective cohort study based on propensity score matching and machine learning

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:

罗俊 

研究负责人:

罗俊 

Applicant:

Luo Jun 

Study leader:

Luo Jun 

申请注册联系人电话:

Applicant telephone:

+86 755 83923333

研究负责人电话:

Study leader's telephone:

+86 755 83923333

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:

doctorbruce@163.com

研究负责人电子邮件:

Study leader's E-mail:

doctorbruce@163.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:

广东省深圳市莲花路1120号

研究负责人通讯地址:

广东省深圳市莲花路1120号

Applicant address:

1120 Lianhua Road, Shenzhen, Guangdong

Study leader's address:

1120 Lianhua Road, Shenzhen, Guangdong

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:

北京大学深圳医院

Applicant's institution:

Peking University Shenzhen Hospital

研究负责人所在单位:

北京大学深圳医院

Affiliation of the Leader:

Peking University Shenzhen Hospital

是否获伦理委员会批准:

是/Yes

Approved by ethic committee:

Yes

伦理委员会批件文号:

Approved No. of ethic committee:

北大深医伦审(研)[2026]第(066)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:

北京大学深圳医院科研伦理审查委员会

Name of the ethic committee:

Research Ethics Review Committee of Peking University Shenzhen Hospital

伦理委员会批准日期:

Date of approved by ethic committee:

2026-03-12 00:00:00

伦理委员会联系人:

杨珍妮

Contact Name of the ethic committee:

Jenny

伦理委员会联系地址:

广东省深圳市莲花路1120号

Contact Address of the ethic committee:

1120 Lianhua Road, Shenzhen, Guangdong

伦理委员会联系人电话:

Contact phone of the ethic committee:

+86 755 83923333

伦理委员会联系人邮箱:

Contact email of the ethic committee:

3125392358@qq.com

研究实施负责(组长)单位:

北京大学深圳医院

Primary sponsor:

Peking University Shenzhen Hospital

研究实施负责(组长)单位地址:

广东省深圳市莲花路1120号

Primary sponsor's address:

1120 Lianhua Road, Shenzhen, Guangdong

试验主办单位(项目批准或申办者):

Secondary sponsor:

国家:

中国

省(直辖市):

广东省

市(区县):

Country:

China

Province:

Guangdong

City:

单位(医院):

北京大学深圳医院

具体地址:

广东省深圳市莲花路1120号

Institution
hospital:

Peking University Shenzhen Hospital

Address:

1120 Lianhua Road, Shenzhen, Guangdong

经费或物资来源:

自选课题(自筹)

Source(s) of funding:

Optional topic (self raised)

Target disease:

Postoperative bleeding after the removal of colorectal polyps

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:

队列研究 

Study design:

Cohort study 

研究目的:

探究HSP中息肉切除前预防性夹闭对息肉切除术后出血的影响  

Objectives of Study:

To explore the effect of preoperative preventive ligation of polyps in HSP on postoperative bleeding after polypectomy

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.年龄18-80岁;
2.经肠镜诊断为结肠蒂状息肉并接受HSP切除治疗;
3.具备完整围手术期资料及术后随访记录;
4.患者可配合完成肠镜检查及术后出血监测;

Inclusion criteria

1.Age range: 18 - 80 years old;
2.Diagnosed with colonic pedunculated polyps through colonoscopy and underwent HSP removal treatment.
3.Have complete perioperative data and postoperative follow-up records;
4.The patient can cooperate to complete the colonoscopy examination and postoperative bleeding monitoring.

排除标准:

1.内镜下高度怀疑黏膜下浸润癌或需外科手术治疗的病变;
2.术中发生严重不良事件(无法控制的活动性出血、穿孔、严重心脑血管事件等);
3.术前ASA分级≥V级;
4.合并明显增加出血风险的基础疾病(炎症性肠病、自身免疫性疾病、凝血功能障碍);
5.患者明确拒绝纳入任何临床回顾性研究或记录;

Exclusion criteria:

1.Lesions that are highly suspected to be submucosal invasive cancer or require surgical treatment under endoscopy; 2.Serious adverse events occurred during the operation (uncontrollable active bleeding, perforation, severe cardiovascular or cerebrovascular events, etc.); 3.Preoperative ASA classification >= V level; 4.The underlying diseases that significantly increase the risk of bleeding (inflammatory bowel disease, autoimmune diseases, coagulation disorders) are combined; 5.The patient explicitly refused to be included in any clinical retrospective studies or records.

研究实施时间:

Study execute time:

From 2026-05-01 00:00:00 To 2027-02-28 00:00:00  

征募观察对象时间:

Recruiting time:

From 2026-05-01 00:00:00 To 2026-05-31 00:00:00  

干预措施:

Interventions:

组别:

术前未预防性夹闭(对照组)

样本量:

450

Group:

Preoperative non-preventive clamping (control group)

Sample size:

干预措施:

干预措施代码:

Intervention:

None

Intervention code:

组别:

术前预防性夹闭(试验组)

样本量:

150

Group:

Preoperative preventive clamping (experimental 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):

广东省 

市(区县):

 

Country:

China 

Province:

Guangdong 

City:

 

单位(医院):

北京大学深圳医院 

单位级别:

三级甲等 

Institution
hospital:

Peking University Shenzhen Hospital

Level of the institution:

Tertiary A

测量指标:

Outcomes:

指标中文名:

HSP术后即刻出血

指标类型:

主要指标

Outcome:

Immediate bleeding after HSP surgery

Type:

Primary indicator

测量时间点:

息肉切除后即刻

测量方法:

内镜下观察

Measure time point of outcome:

Immediately after polyp removal

Measure method:

Endoscopic observation

指标中文名:

HSP术后延迟出血

指标类型:

主要指标

Outcome:

Postoperative delayed bleeding after HSP surgery

Type:

Primary indicator

测量时间点:

HSP术后14天内

测量方法:

综合患者报告及医生判断

Measure time point of outcome:

Within 14 days after HSP surgery

Measure method:

Combining patient reports and the doctor's assessment

指标中文名:

肠道穿孔

指标类型:

次要指标

Outcome:

Intestinal perforation

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

息肉电凝切除后综合征

指标类型:

次要指标

Outcome:

Post polyp electrocoagulation syndrome

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

术后住院天数

指标类型:

次要指标

Outcome:

Postoperative hospital stay

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

钛架使用数量

指标类型:

次要指标

Outcome:

Number of titanium frames used

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

手术总时间

指标类型:

次要指标

Outcome:

Total operation time

Type:

Secondary indicator

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:

组织:

Sample Name:

NA

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

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):

文章发表后6个月内,经研究者同意后可邮箱申请获取方式;

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

Within 6 months after the publication of the article, the researchers can apply for access by email with the consent of the researchers;

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:

数据采集包括患者的肠镜数据和电子病历系统中导出的患者病历信息

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

Data collection involves the colonoscopy data of the patients and the patient medical records information exported from the electronic medical record system.

数据与安全监察委员会:

Data and Safety Monitoring Committee:

有/Yes

注册人:

Name of Registration:

 2026-04-28 16:23:27