Biejing, China Clinical Trials
A listing of Biejing, China clinical trials actively recruiting patients volunteers.
Found 2,326 clinical trials
Saline Contrast Electrical Impedance Tomography Method for Diagnosis of Acute Pulmonary Embolism
The goal of this observational study is to compare the consistency of saline contrast Electrical Impedance Tomography(EIT) method and Computed Tomography Pulmonary Angiography (CTPA) in diagnosing acute pulmonary embolism. The main question it aims to answer is: Can bedside saline contrast EIT method be used for the diagnosis of acute …
Different Cycles of Neoadjuvant PD-1 Blockades + Chemotherapy for Advanced Gastric Cancer
The goal of this observational study is to analyze the impact of different durations of neoadjuvant PD-1 inhibitor combined with chemotherapy on tumor regression and safety in patients with advanced gastric cancer. The main questions it aims to answer are: Does the duration of neoadjuvant treatment influence tumor regression grading …
Construction of a Deep Learning-Based Precise Diagnostic Framework for Bladder Tumors Using Ultrasound: A Multicenter, Ambispective Cohort Study
This study aims to develop an ultrasound image-based deep learning system to enable automatic segmentation, T-staging, and pathological grading prediction of bladder tumors. It seeks to enhance the objectivity, accuracy, and efficiency of bladder cancer diagnosis, reduce reliance on physician experience, and provide support for precision medicine and resource optimization.
Application of the Sentire C1000 for Ureteral Stricture Repair
The purpose of this clinical study is to evaluate the safety and efficacy of the Sten® Laparoendoscopic Surgical System C1000 for benign ureteral reconstruction surgery. This is a single-arm, open-label, prospective, non-randomized cohort study. Eligibility criteria for recruitment to this study included how to include labeling: (1) patients aged ≥18 …
The Effect of MDT Plus SDM on Survival Benefit of Advanced Gastric Cancer
The goal of this observational study is to learn about the long-term effect of surgery in metastatic gastric cancer patients who are accessed as having opportunity for surgery under Multi-disciplinary Team (MDT) evaluation. The main question it aims to answer is: Does surgery extend survival time in metastatic gastric cancer …
Postoperative Anemia After Bariatric Surgery
To investigate the real incidence of short and long-term anemia after bariatric surgery, and explore the risk factors.
Taxane Combined Targeted Therapy for Low-risk HER2 Positive and Lymph Node Negative Breast Cancer
Human epidermal growth factor receptor 2 (HER2) positive breast cancer is a molecular subtype with high malignancy and high risk of recurrence and metastasis. HER2 targeted drugs has greatly improved the prognosis and survival of such patients. At present, for HER2 positive breast cancer patients with negative lymph nodes, chemotherapy …
Ablation of Pulmonary Oligometastasis Combined With System for Advanced Hepatocellular Carcinoma
Ablation has been an effective therapy in treating intrathoracic metastases. However, for hepatocellular carcinoma with pulmonary oligometastasis, ablation of metastases remains relatively unexplored and still needs clinical evidence.
Lysophosphatidylglycerol in Asthma Pathogenesis
The study aims to investigate the relationship between the small molecule metabolite lysophosphatidylglycerol and asthma clinical features and explore its involvement in asthma pathogenesis.
Study on the Mechanism of Cognitive Impairment in Patients with Moyamoya Disease
The purpose of this study is to comprehensively evaluate the risk factors for cognitive decline in patients with moyamoya disease, identify imaging target areas associated with cognitive damage in the brain, and explore the changes in brain structure and functional networks resulting from cerebral revascularization, as well as their relationship …
