Rectal cancer
Conditions
Interventions
A:25mg of nanocarbon was injected around the tumor lumpectively 15 minutes before surgery
B:50mg of nanocarbon was injected around the tumor lumpectively 15 minutes before surgery
C:25mg of nanocarbon was injected around the tumor under lumpectomy 30 minutes before surgery
D:25mg of nanocarbon was injected around the tumor lumpectively 45 minutes before surgery
E:Endoscopic injection of nanocarbon 25mg around the tumor one day before surgery
Experimental group of validation period:According to the experimental results of each group, the best nanocarbon injection time and injection dosage were compared, and the nanocarbon was injected befo
Control group of validation period:None
Sponsors
Gastrointestinal Surgery Department,Tongji Hospital affiliated to Tongji Medical College of Huazhong University of Science & Technology
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: Patients with confirmed diagnosis of rectal cancer in our hospital or external medical examination report; no distant metastasis confirmed by preoperative imaging and feasible radical resection; no preoperative neoadjuvant radiotherapy; no other major underlying diseases; no comorbidities such as preoperative obstruction, bleeding or perforation.
Exclusion criteria
Exclusion criteria: Combination of other malignant tumors or previous history of malignant tumors; current history of uncontrollable infections or combination of major systemic diseases; distant metastases detected by preoperative imaging or intraoperative exploration; allergy to nanocarbon
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Number of lymph nodes acquired;Number of black-stained lymph nodes;Number of metastatic lymph nodes; | — |
Secondary
| Measure | Time frame |
|---|---|
| Operation time; | — |
Countries
China
Contacts
Public ContactJianping Gong
Tongji Hospital affiliated to Tongji Medical College of Huazhong University of Science & Technology
Outcome results
None listed