Effect of CNSI vs. ICG in Lymph Node Tracing During Gastrectomy

• Status: Recruiting
• Trial end date: 2025-01-20
• Target enrollment: 0
• Participant gender: All

Summary

The purpose of this study is to assess the efficacy and safety of carbon nanoparticle suspension injection and indocyanine green tracer-guided lymph node dissection during gastrectomy in patients with gastric cancer

• Phase: Phase 2
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Hebei Medical University

Criteria

Inclusion Criteria:

1. Age from 18 to 75 years

2. Primary gastric adenocarcinoma (papillary, tubular, mucinous, signet ring cell, or poorly differentiated) confirmed pathologically by endoscopic biopsy

3. clinical stage tumor 1-4a (cT1-4a), N-/+, M0 at preoperative evaluation according to the American Joint Committee on Cancer (AJCC) Cancer Staging Manual Seventh Edition

4. No distant metastasis, no direct invasion of pancreas, spleen or other organs nearby in the preoperative examinations

5. Performance status of 0 or 1 on Eastern Cooperative Oncology Group scale (ECOG)

6. American Society of Anesthesiology score (ASA) class I, II, or III

7. Written informed consent

Exclusion Criteria:

1. Women during pregnancy or breast-feeding

2. Severe mental disorder

3. History of previous upper abdominal surgery (except laparoscopic cholecystectomy)

4. History of previous gastrectomy, endoscopic mucosal resection or endoscopic submucosal dissection

5. Enlarged or bulky regional lymph node diameter over 3cm by preoperative imaging

6. History of other malignant disease within past five years

7. History of previous neoadjuvant chemotherapy or radiotherapy

8. History of unstable angina or myocardial infarction within past six months

9. History of cerebrovascular accident within past six months

10. History of continuous systematic administration of corticosteroids within one month

11. Requirement of simultaneous surgery for other disease

12. Emergency surgery due to complication (bleeding, obstruction or perforation) caused by gastric cancer

13. FEV1<50% of predicted values

14. Diffuse; widespread; plastica