Perioperative Multimodal Analgesia for Supratentorial Craniotomy

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-65
SponsorBeijing Tiantan Hospital

About this trial

This randomized clinical trial aims to evaluate the effectiveness of scalp nerve blocks and dexmedetomidine in reducing opioid use and preventing postoperative delirium in patients undergoing supratentorial brain tumor surgery. A total of 2000 patients will be randomly assigned to one of four groups, receiving either active treatments, placebos, or their combinations. The main outcome measured will be the amount of opioid pain medication needed after surgery.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Aged from 18 to 65 years

American Society of Anesthesiologists physical status I to III

Scheduled to undergo elective supratentorial tumor resection

Disqualifiers

Incision-area skin infection

A history of previous craniotomy

Allergy to study medications

A history of preoperative change in consciousness or cognitive function

Trial design

Design model

Factorial

Treatments tested in this trial

  • Dexmedetomidine

    Drug

    The 200ug dexmedetomidine will be diluted into a 50ml syringe and administered with 0.4ug/kg/h intraoperatively and 0.05 μg/kg/h for 48 hours after surgery.

  • Scalp-Nerve Block

    Procedure/Surgery

    The 10ml 1.33% liposomal bupivacaine will be diluted into a 20ml syringe. As for scalp nerve block, each nerve will be blocked separately with 1-2 mL 0.67% liposomal bupivacaine.

Treatment groups

2,000 Participants
are divided into 4 treatment groups
Group A: Scalp nerve blocks plus placebo dexmedetomidine infusionExperimental treatment 1 intervention
Group B: Placebo scalp nerve blocks plus dexmedetomidine infusionExperimental treatment 1 intervention
Group C: Both active treatmentsExperimental treatment 2 interventions
Group D: Double placeboNo intervention 0 interventions

Trial outcomes

Primary outcomes

1

Cumulative sufentanil consumption delivered by patient-controlled intravenous analgesia during the first 48 h post-operatively

Cumulative sufentanil consumption delivered by patient-controlled intravenous analgesia during the first 48 h post-operatively

Time frame
48 hours postoperatively

Secondary outcomes

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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