静脉注射维生素C对下肢骨折手术患者术中止血带相关高血压的影响

注册号:

Registration number:

ChiCTR2600125975 

最近更新日期:

Date of Last Refreshed on:

2026-06-01 22:29:22 

注册时间:

Date of Registration:

2026-06-01 00:00:00 

注册号状态:

预注册

Registration Status:

Prospective registration

注册题目:

静脉注射维生素C对下肢骨折手术患者术中止血带相关高血压的影响

Public title:

The Effect of Intravenous Vitamin C on Intraoperative Tourniquet-Related Hypertension and Postoperative Pain in Patients Undergoing Lower Limb Fracture Surgery

注册题目简写:

English Acronym:

研究课题的正式科学名称:

静脉注射维生素C对下肢骨折手术患者术中止血带相关高血压的影响

Scientific title:

The Effect of Intravenous Vitamin C on Intraoperative Tourniquet-Related Hypertension and Postoperative Pain in Patients Undergoing Lower Limb Fracture 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:

张昕 

研究负责人:

张昕 

Applicant:

Zhang Xin 

Study leader:

Xin Zhang 

申请注册联系人电话:

Applicant telephone:

+86 510 8535 1555

研究负责人电话:

Study leader's
telephone:

+86 510 8535 1555

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:

xinzhang3@njmu.edu.cn

研究负责人电子邮件:

Study leader's E-mail:

xinzhang3@njmu.edu.cn

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:

江苏省无锡市清扬路299号

研究负责人通讯地址:

江苏省无锡市清扬路299号

Applicant address:

299 Qingyang Road, Wuxi, Jiangsu

Study leader's address:

299 Qingyang Road, Wuxi, Jiangsu

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:

无锡人民医院

Applicant's institution:

Wuxi people’s Hospital

研究负责人所在单位:

无锡市人民医院

Affiliation of the Leader:

Wuxi people’s 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:

KY26061

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:

无锡市人民医院科研伦理委员会

Name of the ethic committee:

Research Ethics Committee of Wuxi People's Hospital

伦理委员会批准日期:

Date of approved by ethic committee:

2026-03-23 00:00:00

伦理委员会联系人:

彭雁

Contact Name of the ethic committee:

Peng Yan

伦理委员会联系地址:

江苏省无锡市清扬路299号

Contact Address of the ethic committee:

299 Qingyang Road, Wuxi, Jiangsu

伦理委员会联系人电话:

Contact phone of the ethic committee:

+86 510 8535 0835

伦理委员会联系人邮箱:

Contact email of the ethic committee:

76489926@qq.com

研究实施负责(组长)单位:

无锡市人民医院

Primary sponsor:

Wuxi people’s Hospital

研究实施负责(组长)单位地址:

江苏省无锡市清扬路299号

Primary sponsor's address:

299 Qingyang Road, Wuxi, Jiangsu

试验主办单位(项目批准或申办者):

Secondary sponsor:

国家:

中国

省(直辖市):

江苏省

市(区县):

Country:

China

Province:

Jiangsu

City:

单位(医院):

无锡市人民医院

具体地址:

江苏省无锡市清扬路299号

Institution
hospital:

Wuxi people’s Hospital

Address:

299 Qingyang Road, Wuxi, Jiangsu

经费或物资来源:

国家自然科学基金

Source(s) of funding:

National Natural Science Foundation of China

研究疾病:

下肢骨折手术术中止血带相关高血压  

Target disease:

Tourniquet-Related Hypertension During Lower Limb Fracture Surgery

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:

探究静脉注射维生素C对下肢骨折手术患者术中止血带相关高血压(TIH)发生率的影响。  

Objectives of Study:

To investigate the effect of intravenous vitamin C on the incidence of tourniquet-induced hypertension (TIH) during lower limb fracture 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:

Inclusion criteria

排除标准:

1. 长期口服维生素 C; 2. 长期使用糖皮质激素; 3. 对抗坏血酸过敏; 4. 术前存在痛风、尿酸性肾结石、高草酸盐尿、葡萄糖-6-磷酸脱氢酶缺乏症、血色素沉着症、铁粒幼细胞性贫血、镰状细胞性贫血或地中海贫血; 5. 术前存在心脏、肝脏或肾脏严重功能障碍; 6. 剔除标准: (1) 受试者自愿退出或依从性差; (2) 术中使用止血带加压两次及以上; (3) 术中发生严重心律失常或循环不稳定等严重并发症。

Exclusion criteria:

1. Long-term oral administration of vitamin C; 2. Long-term use of glucocorticoids; 3. Allergy to ascorbic acid; 4. Pre-existing conditions including gout, uric acid nephrolithiasis, hyperoxaluria, glucose-6-phosphate dehydrogenase deficiency, hemochromatosis, sideroblastic anemia, sickle cell anemia, or thalassemia prior to surgery; 5. Pre-existing severe cardiac, hepatic, or renal dysfunction prior to surgery; 6. Exclusion criteria: (1) Voluntary withdrawal by the subject or poor compliance; (2) Application of tourniquet pressure two or more times during surgery; (3) Occurrence of serious complications during surgery, such as severe arrhythmia or hemodynamic instability.

研究实施时间:

Study execute time:

From 2026-06-01 00:00:00 To 2027-11-01 00:00:00  

征募观察对象时间:

Recruiting time:

From 2026-06-01 00:00:00 To 2027-11-01 00:00:00

干预措施:

Interventions:

组别:

维生素C组

样本量:

63

Group:

Vitamin C group

Sample size:

干预措施:

维生素C

干预措施代码:

Intervention:

vitamin C

Intervention code:

组别:

安慰剂组

样本量:

63

Group:

Placebo group

Sample size:

干预措施:

生理盐水

干预措施代码:

Intervention:

Saline Solution

Intervention code:

研究实施地点:

Countries of recruitment and research settings:

国家:

中国

省(直辖市):

江苏省 

市(区县):

 

Country:

China

Province:

Jiangsu

City:

单位(医院):

无锡市人民医院 

单位级别:

三级甲等 

Institution
hospital:

Wuxi people’s Hospital

Level of the institution:

Tertiary A

测量指标:

Outcomes:

指标中文名:

术后 24h 及 48h QoR-15恢复质量评分

指标类型:

次要指标

Outcome:

QoR-15 recovery quality scores at 24 and 48 hours postoperatively

Type:

Secondary indicator

测量时间点:

术后 24h 及 48h

测量方法:

记录术后 24h 及 48h QoR-15恢复质量评分

Measure time point of outcome:

24 hours and 48 hours after surgery

Measure method:

Record the Quality of Recovery-15 (QoR-15) recovery quality scores at 24 hours and 48 hours post-surgery.

指标中文名:

首次下床活动时间及总住院时长

指标类型:

次要指标

Outcome:

Time of first ambulation and total length of hospital stay

Type:

Secondary indicator

测量时间点:

患者出院后

测量方法:

查询病历记录

Measure time point of outcome:

After the patient is discharged from the hospital

Measure method:

Query medical records

指标中文名:

静息时视觉模拟评分(VAS)及Ramsay 镇静评分

指标类型:

次要指标

Outcome:

Visual Analogue Scale (VAS) at Rest and Ramsay Sedation Scale

Type:

Secondary indicator

测量时间点:

术后 1、6、24 和 48h

测量方法:

记录术后 1、6、24 和 48h的静息时视觉模拟评分(VAS)及Ramsay 镇静评分

Measure time point of outcome:

1, 6, 24, and 48 hours post-surgery

Measure method:

Record visual analog scale (VAS) scores and Ramsay sedation scores at rest at 1, 6, 24, and 48 hours postoperatively.

指标中文名:

血流动力学数据

指标类型:

次要指标

Outcome:

Hemodynamic data

Type:

Secondary indicator

测量时间点:

止血带加压前(T0)、止血带加压后30min (T1)、止血带加压后60min (T2)、止血带释放后3min(T3)、止血带释放后30min(T4)

测量方法:

记录监护仪数据

Measure time point of outcome:

Before tourniquet inflation (T0), 30 min after tourniquet inflation (T1), 60 min after tourniquet in

Measure method:

Record monitor data

指标中文名:

术后48h内不良反应发生情况

指标类型:

次要指标

Outcome:

the occurrence of adverse reactions within 48 hours postoperatively

Type:

Secondary indicator

测量时间点:

术后48h

测量方法:

记录术后48h内不良反应发生情况

Measure time point of outcome:

48 hours post-operation

Measure method:

Record the occurrence of adverse reactions within 48 hours postoperatively.

指标中文名:

血气分析结果

指标类型:

次要指标

Outcome:

Blood gas analysis results

Type:

Secondary indicator

测量时间点:

止血带加压前(T0)、止血带加压后30min (T1)、止血带加压后60min (T2)、止血带释放后3min(T3)、止血带释放后30min(T4)

测量方法:

血气分析

Measure time point of outcome:

Before tourniquet inflation (T0), 30 min after tourniquet inflation (T1), 60 min after tourniquet in

Measure method:

Blood gas analysis

指标中文名:

术中降压药使用情况

指标类型:

次要指标

Outcome:

Intraoperative antihypertensive drug usage

Type:

Secondary indicator

测量时间点:

术中

测量方法:

记录术中降压药使用情况

Measure time point of outcome:

During surgery

Measure method:

Record intraoperative antihypertensive medication usage

指标中文名:

止血带充气时间

指标类型:

次要指标

Outcome:

Tourniquet inflation time

Type:

Secondary indicator

测量时间点:

术中

测量方法:

记录止血带使用时间

Measure time point of outcome:

During surgery

Measure method:

Record tourniquet application time

指标中文名:

术后48h内阿片类药物用量

指标类型:

次要指标

Outcome:

Opioid dosage within 48 hours postoperatively

Type:

Secondary indicator

测量时间点:

术后48h

测量方法:

记录术后48h内阿片类药物用量

Measure time point of outcome:

48 hours post-operation

Measure method:

Record opioid dosage within 48 hours postoperatively

指标中文名:

术中止血带相关高血压(TIH)的发生情况

指标类型:

主要指标

Outcome:

The incidence of tourniquet-induced hypertension (TIH) during surgery

Type:

Primary indicator

测量时间点:

术中止血带加压时

测量方法:

桡动脉置管测压,止血带加压期间收缩压(SBP)增加超过基线值的 30%定义为发生止血带相关高血压

Measure time point of outcome:

During the inflation of the tourniquet in surgery

Measure method:

Radial artery catheter pressure monitoring: an increase in systolic blood pressure (SBP) during tourniquet compression exceeding 30% of baseline is defined as tourniquet-associated hypertension

指标中文名:

静脉血中丙二醛(MDA)、超氧化物歧化酶(SOD)活性、总抗氧化能力(TAC)水平

指标类型:

次要指标

Outcome:

Malondialdehyde (MDA), superoxide dismutase (SOD) activity, and total antioxidant capacity (TAC) levels in venous blood

Type:

Secondary indicator

测量时间点:

止血带加压前(T0)、止血带加压后30min (T1)、止血带加压后60min (T2)、止血带释放后3min(T3)、止血带释放后30min(T4)

测量方法:

采集静脉血样检测

Measure time point of outcome:

Before tourniquet inflation (T0), 30 min after tourniquet inflation (T1), 60 min after tourniquet in

Measure method:

Collect venous blood sample for testing

指标中文名:

静脉血乳酸、白细胞介素 IL-1β、IL-8、肿瘤坏死因子(TNF-α)、C 反应蛋白(CRP)水平

指标类型:

次要指标

Outcome:

Levels of lactate, interleukin IL-1β, IL-8, tumor necrosis factor (TNF-α), and C-reactive protein (CRP) in venous blood

Type:

Secondary indicator

测量时间点:

止血带加压前(T0)、止血带加压后30min (T1)、止血带加压后60min (T2)、止血带释放后3min(T3)、止血带释放后30min(T4)

测量方法:

采集静脉血样检测

Measure time point of outcome:

Before tourniquet inflation (T0), 30 min after tourniquet inflation (T1), 60 min after tourniquet in

Measure method:

Collect venous blood sample for testing

指标中文名:

自主呼吸恢复时间、苏醒时间、拔管时间和定向力恢复时间

指标类型:

次要指标

Outcome:

Time to spontaneous breathing, time to awakening, time to extubation, and time to orientation recovery

Type:

Secondary indicator

测量时间点:

术后

测量方法:

记录自主呼吸恢复时间、苏醒时间、拔管时间和定向力恢复时间

Measure time point of outcome:

After surgery

Measure method:

Record the time of return of spontaneous breathing, the time of awakening, the time of extubation, and the time of recovery of orientation

采集人体标本:

Collecting sample(s)
from participants:

标本中文名:

血液

组织:

Sample Name:

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 18 years
最大 Max age 70 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):

计算机软件生成随机数列

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

Computer software generates a random number series

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:

双盲,所有病人、麻醉科医师、骨科医师、术后随访人员、围术期护理人员在整个研究过程中,均对分组情况不知情。

Blinding:

Double-blind: Throughout the entire study, the patients, anesthesiologists, orthopedic surgeons, follow-up personnel, and perioperative nursing staff will remain unaware of the group allocation.

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:

CRF

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

CRF

数据与安全监察委员会:

Data and Safety Monitoring Committee:

无/No

注册人:

Name of Registration:

 2026-06-01 22:29:11