A Comparative Effect of Echogenic Needle for Nerve Block on Acute and Chronic Postoperative Pain
Recruiting
N/A
Interventional Study
Chronic Postoperative Pain
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
At a Glance
- Age
- 18 – 70
- Sex
- Any
- Study type
- Interventional
- Purpose
- Treatment
- Participants needed
- 1,000 (estimated)
- Sponsor
- The Second Affiliated Hospital of Chongqing Medical University · Other
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About This Trial
Surgical pain is a common complication after surgery, affecting patient recovery and treatment quality. \>20% of patients suffer from chronic postoperative pain. China has \>70 million surgeries yearly. Nerve block manages postoperative pain, with developing nerve block needles now used in clinics. Developed needles may have better pain management effects than non-developed ones, but their effect …
Trial Locations
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Eligibility 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 t…
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