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NCT Number: NCT07824466

Cervical Erector Spinae Plane Block in Proximal Humeral Fracture Surgery, A Motor-Sparing Block

This study aims to evaluate the efficacy of cervical erector spinae plane block (ESPB) in managing postoperative pain following proximal humerus fracture repair in patients receiving general anesthesia.

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Key information

Age range

18 year–70 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Menoufia University

Shibīn al Kawm, Menoufia, 32951, Egypt

Location status: Recruiting

Location contact

Ahmed E Elharty, MBBCH

CONTACT

[email protected]

00201000262671

Alaaeldin A Aiad, MD

SUB_INVESTIGATOR

Amany S Abdel Haleem, MD

SUB_INVESTIGATOR

Asmaa E Salama, MD

SUB_INVESTIGATOR

About this study

Proximal humeral fracture (PHF) is among the most common fractures in the elderly, particularly in women. Postoperative pain following surgical repair of PHF represents a significant clinical challenge. It directly impacts the patient's recovery, adherence to rehabilitation, and long-term functional outcomes.

The erector spinae plane block (ESPB) is a relatively novel regional anesthesia technique that has gained popularity due to its simplicity, safety profile, and broad applicability.

The resulting multi-dermatomal sensory block covers the anterior, lateral, and posterior thoracic and abdominal walls. This widespread effect is attributed to cranial and caudal spread of the anesthetic, facilitated by the thoracolumbar fascia. Radiologic studies have demonstrated anesthetic spread extending across three to four vertebral levels from the injection site.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Age: 18-70 years old.
  • Adults scheduled for unilateral proximal humerus open reduction and internal fixation (ORIF).
  • American Society of Anesthesiologists (ASA) physical status I-II patients.

Exclusion criteria

  • Patient refusal.
  • Coagulopathy [International Normalized Ratio (INR) >1.4, platelets <100,000/mm³].
  • Local infection at the block site.
  • Allergy to local anesthetics or opioids.
  • History of drug addiction or chronic opioid use.
  • Significant neurological or psychiatric disorders.
  • Hemodynamically unstable patients.

Treatment and study plan

cervical erector spinae plane block

Drug

Patients will receive cervical erector spinae plane block (ESPB) after the induction of general anesthesia.

Other names: 20 mL bupivacaine 0.25%

General anesthesia

Drug

Patients will receive general anesthesia alone with no block.

Other names: Propofol, fentanyl, and atracurium

Primary outcomes

  1. Degree of pain

    Time frame: 24 hours postoperatively

    Each patient will be instructed about postoperative pain assessment with the visual analog scale (VAS). VAS (0 represents "no pain" while 10 represents "the worst pain imaginable"). VAS will be assessed at 4, 8, 12, 18, and 24 h after surgery.

Secondary outcomes

  1. Intraoperative fentanyl consumption

    Time frame: Intraoperatively

    Top-up doses of fentanyl 0.5 μg/kg will be given if hemodynamics increase above 20% of preoperative baseline values, and can be repeated if there is no improvement after 10 minutes (maximum dose is 2 μg/kg for the whole procedure)

  2. Total amount of nalbuphine consumption

    Time frame: 24 hours postoperatively

    Rescue analgesia will be provided with intravenous nalbuphine 0.1 mg/kg when visual analog scale (VAS) is ≥4, which may be repeated after 30 minutes if pain persists (maximum total dose of 20 mg/6 hours), with appropriate monitoring.

  3. Time to the 1st rescue analgesia

    Time frame: 24 hours postoperatively

    Time to the first request for the rescue analgesia will be recorded from end of surgery to first dose of nalbuphine administered.

  4. Diaphragmatic excursion

    Time frame: Intraoperatively

    Diaphragmatic excursion will be assessed using ultrasound.

  5. Mean arterial pressure

    Time frame: 12 hours postoperatively

    Mean arterial pressure will be recorded preoperatively, before performing the block, and every 15 min till the end of surgery, at post-anesthetic care unit (PACU) admission, then at 2, 4, 8, and 12 hours postoperatively.

  6. Heart rate

    Time frame: 12 hours postoperatively

    Heart rate will be recorded preoperatively, before performing the block, and every 15 min till the end of surgery, at post-anesthetic care unit (PACU) admission, then at 2, 4, 8, and 12 hours postoperatively.

  7. Incidence of complications

    Time frame: 24 hours postoperatively

    Incidence of complications such as local anesthetic systemic toxicity (LAST), bradycardia, hypotension, nausea, vomiting, respiratory depression, or any other complication will be recorded.

Study contacts

Contact information is provided by the study sponsor or research team.

Ahmed E Elharty, MBBCH

CONTACT

[email protected]

00201000262671

Sponsors and collaborators

Lead sponsor

Menoufia University

Other

Registry information

Official study title

Evaluation of Analgesic Efficacy of Cervical Erector Spinae Plane Block in Proximal Humeral Fracture Surgery, A Motor-Sparing Block

Important dates

Study start
2026
Primary completion
2027
Study completion
2027
First posted
Sep 17, 2026
Registry last updated
Sep 17, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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