内镜黏膜下剥离术（ESD）是一种可对早期胃肠道肿瘤进行根治性治疗并保留器官的技术。然而，这是一项技术要求高的程序。组织牵拉对于协助显露切割线及黏膜下血管至关重要，而这通常仅依赖附于内镜尖端的透明帽。
适应症：Early Gastric Cancer、Colon Neoplasia
入组条件
纳入标准
- Patient with superficial gastric or colorectal lesions, scheduled for endoscopic submucosal dissection (ESD).
排除标准
- Patient who refused to participate
- Other cases deemed by the examining physician as unsuitable for safe treatment
- The robotic magnetic countertraction system consist of a strong permanent magnet which always have a strong magnetic field in its surrounding. Therefore, we follow the MRI precautions for the strict safety measurement:
- Patient who had a cardiac pacemaker.
- Patient who had any metallic implant or device, such as drug pump, stent, etc.
- Patient who has or had any metal fragments in eye or any other part of body, or had ever worked with metal.
入组条件维持 ClinicalTrials.gov 原始英文登记资料，实际入组资格以研究团队的正式评估与受试者知情同意书为准。资料来源：ClinicalTrials.gov，每两周自动更新，最后同步：2026年10月8日。