Rectal cancer
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patient's age >=18 years and <=85 years; 2. preoperative rectal adenocarcinoma confirmed by colonoscopy and pathological biopsy; 3. proposed radical or transanal local surgical resection (open or minimally invasive surgery); 4. T-stage: T1-T4a; 5. The patient gives informed consent and voluntarily signs the informed consent form.
Exclusion criteria
Exclusion criteria: 1. previous history of other malignant tumours; 2. tumour that has invaded the surrounding organs and cannot be radically resected (T4b); 3. history of emergency surgery (e.g., intestinal obstruction, perforation, appendicitis, etc.); 4. Patients with severe cardiac, pulmonary, hepatic or renal insufficiency, unable to tolerate surgery; 5. women who are pregnant or breastfeeding; 6. other conditions that the investigator considers unsuitable for participation in this study;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Dielectric constant; | — |
Countries
China
Contacts
Chengdu Shang Jin Nan Fu Hospital