Comparing echogenic and non-echogenic needles for managing postoperative pain

A Comparative Effect of Echogenic Needle for Nerve Block on Acute and Chronic Postoperative Pain

NA · The Second Affiliated Hospital of Chongqing Medical University · NCT06281431

This study is testing whether a new type of needle can help people who have surgery feel less pain afterwards compared to a regular needle.

Quick facts

PhaseNA
Study typeInterventional
Enrollment1000 (estimated)
Ages18 Years to 70 Years
SexAll
SponsorThe Second Affiliated Hospital of Chongqing Medical University (other)
Locations1 site (Chongqing, Chongqing Municipality)
Trial IDNCT06281431 on ClinicalTrials.gov

What this trial studies

This study investigates the effectiveness of echogenic nerve block needles compared to traditional non-echogenic needles in managing both acute and chronic postoperative pain. With over 20% of surgical patients experiencing chronic pain, this research aims to determine if the newer needle technology can provide better pain relief. The study will involve patients undergoing elective surgeries in various regions of the body, and it will assess pain outcomes post-surgery. By comparing these two types of needles, the study seeks to enhance postoperative pain management strategies.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18 to 70 who are undergoing elective surgeries in the chest, abdomen, or limbs.

Not a fit: Patients with a history of chronic pain or those with conditions that may interfere with the study's outcomes may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved pain management techniques for patients undergoing surgery, potentially reducing the incidence of chronic postoperative pain.

How similar studies have performed: While the use of nerve block techniques is common, the specific comparison of echogenic versus non-echogenic needles is a novel approach that has not been extensively tested.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. The age is above 18 years old and below 70 years old.
2. patients whose surgical sites were in the chest, abdomen, upper limbs or lower limbs, including lobectomy, cholecystectomy, gastrointestinal resection, hysterectomy and other elective operations.
3. This operation was the first operation during the hospitalization.
4. Consent to participate in this study and sign an informed consent form.

Exclusion Criteria:

1. Patients with a history of alcohol or drug addiction.
2. Patients with disturbance of consciousness before operation.
3. Other conditions considered by the attending physician or researcher to be inappropriate for the study;
4. History of chronic pain.
5. Abnormal coagulation function.

Where this trial is running

Chongqing, Chongqing Municipality

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.

View on ClinicalTrials.gov →

Conditions: Chronic Postoperative Pain, Visualized nerve block needle, Acute pain, Chronic pain

Last reviewed 2026-05-15 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.