Comparing two methods for managing pain after gastric cancer surgery

Prospective Randomized Controlled Study of Ropivacaine-Poloxamer 407 Based Gel Application and TAP Block for Postoperative Pain Management Following Laparoscopic/Robotic Gastrectomy

Not applicable Interventional Gangnam Severance Hospital · NCT06839716

This study is testing whether a new pain relief gel works as well as a common injection method for people recovering from gastric cancer surgery.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment134 (estimated)
Ages20 Years and up
SexAll
SponsorGangnam Severance Hospital Academic / other
Drugs / interventionschemotherapy
Locations1 site (Seoul)
Trial IDNCT06839716 on ClinicalTrials.gov

What this trial studies

This study evaluates the effectiveness of Ropivacaine-Poloxamer 407 hydrogel in controlling postoperative pain compared to the TAP block technique for patients undergoing laparoscopic or robotic gastrectomy due to gastric cancer. The goal is to determine if the hydrogel provides similar pain relief, which could influence future pain management protocols and enhance recovery for these patients. Participants will be randomly assigned to one of the two treatment arms to assess outcomes related to pain control and recovery.

Who should consider this trial

Good fit: Ideal candidates are adults aged 20 and older with a confirmed diagnosis of gastric adenocarcinoma who are undergoing laparoscopic or robotic gastrectomy.

Not a fit: Patients with other malignancies, uncontrolled chronic conditions, or those who have undergone preoperative chemotherapy or radiotherapy may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved pain management strategies for patients undergoing surgery for gastric cancer.

How similar studies have performed: Previous studies have shown promising results with similar pain management approaches, suggesting potential for success in this trial.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Patients with a histologically confirmed diagnosis of gastric adenocarcinoma prior to surgery.
2. Patients who have undergone a complete surgical resection (R0 resection).
3. Patients with an ASA (American Society of Anesthesiologists) score of 3 or below.
4. Patients aged 20 years or older.
5. Patients who have undergone laparoscopic or robotic gastrectomy

Exclusion Criteria:

1. Patients under 19 years of age.
2. Presence of ascites or peritoneal metastasis.
3. Patients who have undergone preoperative chemotherapy or radiotherapy.
4. Diagnosis of malignancies other than gastric cancer.
5. Uncontrolled diabetes, autoimmune diseases, hypertrophic scars, or keloid history affecting wound healing.
6. History of allergy or adverse reactions to Ropivacaine or other local anesthetics.
7. Pregnant women.
8. Patients with preoperative chronic pain conditions, including CRPS.
9. Patients with long-term preoperative use of opioid analgesics.
10. Patients with psychiatric disorders deemed likely to interfere with study participation.
11. Patients with severe liver disease, renal disease, or arrhythmia.

Where this trial is running

Seoul

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Gastric Cancer
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.