A randomized controlled study of tumor localization and lymph node tracing with carbon nanoparticles in the gastroscopy

Status

Recruiting

Phases

Phase 4

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR1800017688

Enrollment

Unknown

Registered

2018-08-09

Start date

2018-08-01

Completion date

Unknown

Last updated

2018-08-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Gastric cancer (tumor location and lymph node tracing)

Interventions

Group 2:Routine Gastroscopy without carbon nanoparticles

Group 1:Routine Gastroscopy + carbon nanoparticles

Eligibility

Sex/Gender

All

Age

18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. The gastric pathological?biopsy confirmed that it is single focal primary gastric adenocarcinoma; 2. The location of primary focal point is located in the upper, middle or lower part of the stomach, and standard gastric cancer D2 lymphadenectomy can be performed; 3. The stage belongs to t1-4no-3mo; 4. Aged 18 to 75 years; 5. the grading condition of ECOG 0 to 1; 6. Surgical treatment is expected within 10 days after the gastroscope reexamination in our hospital; 7. The subjects have signed the subject's informed consent.

Exclusion criteria

Exclusion criteria: 1. Patients with the history of gastrointestinal surgery; 2. Patients with serious medical complications cant tolerate surgery; 3. Pregnant women; 4. Patients with congenital anomalies of lymphatic system and lymphatic cyst.

Design outcomes

Primary

Measure	Time frame
Number of lymph nodes;	—

Secondary

Measure	Time frame
Number of positive lymph nodes;	—

Countries

China

Contacts

Public ContactYibin Xie

Cancer Hospital Chinese Academy Medical Sciences

yibinxie_2003@163.com+86 13810280625

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026