这是一项多中心单臂临床先导研究，旨在探讨一种新型多孔Sentire机械臂手术系统配备患者侧单臂（第五臂）在胃癌患者接受机械臂根治性胃切除术中的安全性及可行性。
适应症：Stomach Cancer
入组条件
纳入标准
- Age 18-75
- Body mass index \<35 kg/m2
- Newly diagnosed tumors of the stomach / gastro-esophageal junction, scheduled to undergo elective gastrectomy (Proximal gastrectomy, distal gastrectomy, total gastrectomy)
- Willingness to participate as demonstrated by giving informed consent
排除标准
- Previous abdominal surgery precluding performance of MIS gastrectomy
- Contraindication to general anesthesia
- Severe concomitant illness that drastically shortens life expectancy or increases risk of therapeutic intervention
- Untreated active infection
- Noncorrectable coagulopathy
- Presence of another malignancy or distant metastasis
- Emergency surgery
- Vulnerable population (e.g., mentally disabled, pregnancy)
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。