Colorectal cancer
Conditions
Interventions
Blank Control Group:Blank C
Group A (Medial Transverse Process ESP Injection Group):Before starting the block, use a convex array probe beginning at the first rib and count downward sequentially to locate and mark the T9 segment
Group B (Between Transverse Process ESP Injection Group):Intervention Group B (Intertransverse Injection Group): Using the same method as Intervention Group A, locate the first rib and then count down
Sponsors
The First Affiliated Hospital of Wenzhou Medical University
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: (1) Age between 18 and 80 years (2) ASA classification of 1-3 (3) Patients undergoing laparoscopic colorectal cancer surgery
Exclusion criteria
Exclusion criteria: (1) Body mass index (BMI) > 30 (2) Allergy to local anesthetics (3) Local infection at the puncture site (4) Presence of peripheral neuropathy (5) Coagulation disorders, defined as prothrombin time or activated partial thromboplastin time exceeding the standard values or an international normalized ratio (INR) outside the normal range (6) History of opioid abuse (7) Inability to communicate
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| postoperative 3h Resting NRS Pain Score; | — |
Secondary
| Measure | Time frame |
|---|---|
| Postoperative resting and dynamic NRS pain scores at 6, 12, 24, and 48h;Intraoperative opioid usage;Postoperative 48-hour PCIA pump usage;Postoperative supplemental analgesic dosage;Sleep quality;Time to first ambulation;ESPB-related complications;Postoperative nausea and vomiting rate; | — |
Countries
China
Contacts
Public ContactHongfei Chen
The First Affiliated Hospital of Wenzhou Medical University
Outcome results
None listed