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临床试验/NCT07593300
NCT07593300尚未招募不适用

Analgesic Efficacy of Ultrasound-Guided Rhomboid Intercostal and Subserratus (RISS) Block Versus Lower Thoracic Erector Spinae Plane Block (ESPB) After Abdominal Laparoscopic Surgery

Misr University for Science and Technology1 个研究点 分布在 1 个国家目标入组 70 人开始时间: 2026年5月20日最近更新:

试验速览

阶段
不适用
状态
尚未招募
入组人数
70
试验地点
1

研究概览

简要总结

The goal of this clinical trial is to investigate the analgesic efficacy of ultrasound-guided Romboid Intercostal and Subserratus (RISS) block versus lower thoracic Erector Spinae Plane (ESP) block after laparoscopic abdominal surgery. The main questions it aims to answer are:

Does ultrasound-guided Romboid Intercostal and Subserratus (RISS) block is effective as the lower thoracic Erector Spinae Plane (ESP) block for intra and postoperative analgesia after laparoscopic abdominal surgery for the first 24 hours? What complications do participants have when doing these interventions?

Researchers will compare the analgesic efficacy of ultrasound-guided Romboid Intercostal and Subserratus (RISS) block with the lower thoracic Erector Spinae Plane (ESP) block after laparoscopic abdominal surgery.

Participants will:

Start general anesthesia and be given either block according to the randomization chart.

The blood pressure and heart rate will be measured at intervals to determine if the participants need extra intraoperative analgesics.

Numerical Rating Scale (NRS) will be used postoperatively to test pain severity.

Rescue morphine analgesia will be measured and compared in both groups.

Any complications will be reported.

Patient and surgeon satisfaction will be measured.

详细描述

The aim of this study is to investigate the analgesic efficacy of ultrasound-guided Romboid Intercostal and Subserratus (RISS) block versus lower thoracic Erector Spinae Plane (ESP) block after laparoscopic abdominal surgery.

Hypothesis

This study hypothesize that both RISS and ESP blocks relieve somatic pain equally, but ESP block relieves visceral pain better than RISS block, thereby reducing opioid consumption and improving patient satisfaction.

Methodology using:

I. Study design

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
Double (Participant, Outcomes Assessor)

入排标准

年龄范围
18 Years 至 60 Years(Adult)
性别
All
接受健康志愿者

入选标准

  • Patients scheduled for laparoscopic abdominal surgery (e.g., cholecystectomy, colectomy, sleeve gastrectomy, hernia repair, appendectomy).
  • Age from 18 - 60 years old.
  • Both sexes.
  • American Society of Anesthesiology (ASA) classification I, II. (i.e., ASA I: a normal healthy patient; ASA II: patients with mild controlled systemic disease.

排除标准

  • Patients who refuse the research consent.
  • Allergy to local anesthetic drugs.
  • Cardiac arrhythmia.
  • Bleeding tendency (including pre-existing blood disease and patients on full anticoagulant therapy).
  • Morbid obese patients (BMI>35 kg/m2)
  • Vascular compromise of lower extremity (e.g., Burger disease, Raynaud's disease).
  • Connective tissue disease (e.g., Scleroderma).
  • Suspected malignancy or intra-abdominal infection.

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Emad Lotfy Mohammed Ahmed

lecturer of anesthesia, SICU and pain management, Faculty of medicine.

Misr University for Science and Technology

研究点 (1)

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