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NCT Number: NCT07110857

Evaluation of the Superficial Cervical Plexus Block in Oncological Throat and Neck Surgery

This national, prospective, multicenter, randomized study aims to reduce the amount of intravenous morphine (titration + PCA morphine) during the first 24 postoperative hours via a locoregional anesthesia technique in patients undergoing throat and neck cancer surgery.

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Key information

Conditions

Age range

18 year–90 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

CHU de Lille- Hôpital Roger Salengro, Lille, France

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About this study

The incidence of throat and neck (ENT) cancers is 15000 new cases/year in France. Nowadays, there are no studies with a sufficient level of evidence to establish formal recommendations on analgesic treatments to be applied in the context of ENT cancer surgery.

As cancer surgery causes severe acute postoperative pain and chronic pain, loco-regional anesthesia (LRA) plays an increasingly role in the prevention of this type of pain.

However, nowadays there is no data in the literature highlighting the interest of LRA in the context of ENT cancer surgery, despite a significant theoretical benefit.

The superficial cervical block, already used in carotid or thyroid surgery, has already shown its value. It seems logical to propose this block in throat and neck cancer surgery.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Adult patient undergoing ENT cancer surgery with cervicotomy
  • Adult patient having received oral information from a doctor and signed written consent
  • Affiliation to a social security scheme, Universal Medical Coverage (CMU)

Exclusion criteria

  • Patient refusal
  • Altered mental faculties or patient unable to give consent
  • Allergy to local anesthetics
  • Severe respiratory pathology (altered respiratory function tests with 50% < FEV1 < 80%, FEV1/FVC < 70%, COPD stage 2 or more)
  • Preoperative SpO2 less than 92% in ambient air
  • Left heart failure NYHA 3 or more, impaired LVEF < 30% or less
  • Lower respiratory infection in the month preceding surgery
  • History of ENT cancer surgery with cervical lymph node dissection
  • Pregnant or breastfeeding woman
  • Patient under AME
  • Patient under guardianship or reinforced curatorship
  • Participation in other interventional research

Treatment and study plan

Cervical plexus block with 0.2 % Naropeine

Procedure

Under ultrasound guidance, a superficial cervical plexus block is performed immediately after induction and before skin incision by injecting 15-25 mL of 0.2 % ropivacaine (Naropeine) uni- or bilateral depending on the surgical incision

Cervical plexus block with saline placebo

Procedure

Under ultrasound guidance, a superficial cervical plexus block is performed immediately after induction and before skin incision by injecting 15-25 mL of 0.9 % saline uni- or bilateral depending on the surgical incision

Primary outcomes

  1. Amount of morphine

    Time frame: The first 24 hours postoperatively

    The analysis metric is the cumulative amount of IV morphine (amount of morphine titrated in SSPI + administered by PCA in mg and mg/kg/day) during the first 24 hours postoperatively.

Secondary outcomes

  1. Remifentanil consumption

    Time frame: Intraoperative

    Change in remifentanil consumption during surgery per unit time (in µg/kg/min). The analysis metric is the cumulative sum of intraoperative remifentanil during surgery.

  2. Consumption of morphine

    Time frame: In the first 72 hours postoperatively

    Change in consumption of morphine equivalent intravenous or oral in the first 72 hours postoperatively (mg and mg/kg). The analysis metric is the cumulative amount of morphine administered during the first 72 hours postoperatively.

  3. Evaluation in cervical VAS and flap site VAS score

    Time frame: On arrival, 1 hour later, 2 hours later, 4 hours later

    Change in cervical VAS (Visual Analog Scale) and flap site VAS score in PACU (post anesthesia care units). The VAS measures pain intensity on a scale from 0 to 10, with two end points representing 0 'no pain' and 10 'pain as bad as it could possibly be'. The analysis metric is the change from baseline.

  4. Evaluation in cervical VAS in dynamic conditions and flap site VAS score

    Time frame: Day 1, day 15 (or hospital discharge), 1 month and 3 months

    Change in cervical VAS (Visual Analog Scale) in dynamic conditions and flap site VAS score. The VAS measures pain intensity on a scale from 0 to 10, with two end points representing 0 'no pain' and 10 'pain as bad as it could possibly be'. The analysis metric is the change from baseline.

  5. DN4 score assessment

    Time frame: Day 1, Day 15 (or hospital discharge), 1 month and 3 month

    DN4 (Douleur Neuropathique 4) score change. When the practitioner suspects neuropathic pain, the DN4 questionnaire is a useful diagnostic tool. If the patient's score is equal to or greater than 4/10, the test is positive indicating the presence of neuropathic pain. The analysis metric is the final value.

  6. Evaluation of adverse effects attributable to morphine consumption

    Time frame: Day 1, Day 15 (or hospital discharge)

    Report / Change of adverse effects attributable to morphine consumption (desaturation, nausea-vomiting, etc.). The analysis metric is the difference between the post-processing value and the initial value.

  7. Evaluation of the rate of patients with early rehabilitation

    Time frame: Initiated on Day 1

    Change in the rate of patients with early rehabilitation: standing, wheelchair, physiotherapy

  8. The length of time spent in hospital

    Time frame: Duration of hospital stay assessed up to 15 days or hospital discharge

    Reduction in the length of hospitalization between the control arm and the experimental arm. The analysis metric is the final value.

  9. Evaluation of the E Satis MSO FNAH score

    Time frame: Day 15 (or hospital discharge)

    Improvement of the E-Satis MSO (medical-surgery-obstetrics) FNAH (French National Authority for Health) score. E-Satis is expressed out of 100. Score close to 100: positive experience

  10. Evaluation of the Mc Gill Pain score (SF-MPQ-2)

    Time frame: Day 1, day 15 (or hospital discharge), 1 month and 3 months

    Improvement in Mc Gill Pain score (SF-MPQ-2). The McGill Pain Index is a self-assessment scale that describes the quality and intensity of pain from 0 to 50. A score close to 50 indicates extremely severe pain.

Study contacts

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

Alexia EP

CONTACT

[email protected]

01 40 27 18 63

Liliane HAMMANI-BERKANI

CONTACT

[email protected]

01 56 09 37 62

Sponsors and collaborators

Lead sponsor

Assistance Publique - Hôpitaux de Paris

Other

Collaborators

  • Ministry of Health, France

Registry information

Acronym: BCS-ORL

Important dates

Study start
2025
Primary completion
2027
Study completion
2027
First posted
Aug 8, 2025
Registry last updated
Aug 8, 2025

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.