The Association Between Bilateral Intermediate Cervical Plexus Block and Salivary Biomarkers of Surgical Stress Response Following Total Thyroidectomy
The aim of this study is to evaluate how an ultrasound-guided bilateral intermediate cervical plexus block affects the surgical stress response in individuals undergoing total thyroidectomy. The primary objective is to quantify this physiological response through the analysis of specific stress and inflammatory biomarkers collected from the participants' saliva.
The clinical trial will encompass a total of 48 patients, randomized equally into two distinct cohorts of 24 participants each. The control group will undergo standard total intravenous anesthesia (TIVA), whereas the experimental group will receive the bilateral intermediate cervical plexus block in combination with the TIVA protocol.
It is hypothesized that integrating this regional nerve block with total intravenous anesthesia will significantly attenuate the surgical stress response, evidenced by a reduction in salivary biomarker concentration, compared to utilizing TIVA alone during thyroid surgery.
Validating this hypothesis would offer robust scientific evidence to advocate for the routine integration of the bilateral intermediate cervical plexus block into standard anesthetic practices for total thyroidectomy. Ultimately, this approach aims to minimize perioperative stress and facilitate a more rapid postoperative recovery for patients.
Studie Overzicht
Toestand
Conditie
Interventie / Behandeling
Studietype
Inschrijving (Geschat)
Fase
- Fase 4
Contacten en locaties
Studiecontact
- Naam: Antonija Mihelčić
- Telefoonnummer: +385996830715
- E-mail: antonijamihelcic@yahoo.com
Deelname Criteria
Geschiktheidscriteria
Leeftijden die in aanmerking komen voor studie
- Volwassen
- Oudere volwassene
Accepteert gezonde vrijwilligers
Beschrijving
Inclusion Criteria:
- ASA I or ASA II
- euthyroid status
- signed informed consent
Exclusion Criteria:
- patients who refuse to sign the informed consent form
- infection at the block injection site
- hypersensitivity or contraindications to the medication used in the study
- hypo/hyperthyroidism at the time of surgery
- presence of substernal goiter
- additional surgical interventions during the procedure
- history of previous neck surgery or radiation
- coagulopathy
- uncontroled respiratory disease
- diabetes mellitus
- autoimune disease
- chronic corticosteroid therapy
- smokers
- pregnant women
Studie plan
Hoe is de studie opgezet?
Ontwerpdetails
- Primair doel: Behandeling
- Toewijzing: Gerandomiseerd
- Interventioneel model: Parallelle opdracht
- Masker: Enkel
Wapens en interventies
Deelnemersgroep / Arm |
Interventie / Behandeling |
|---|---|
|
Geen tussenkomst: TIVA alone
|
|
|
Experimenteel: TIVA + bilateral intermediate cervical plexus block with 0,25% levobupivacaine
|
Following the induction of general anesthesia in the study group, an ultrasound-guided bilateral intermediate cervical plexus block will be performed. The cervical plexus is visualized on the screen as a small cluster of hypoechoic nodules beneath the posterolateral border of the sternocleidomastoid muscle and immediately above the prevertebral fascia. After sterile preparation, a 22-gauge needle is inserted under ultrasound guidance in a lateromedial direction. The needle tip is positioned within the specified space, approximately 2 cm medial to the skin entry point. Following a negative aspiration test, 10 mL of 0.25% levobupivacaine is injected and visualized on the ultrasound screen. The same procedure will be repeated on the contralateral side. |
Wat meet het onderzoek?
Primaire uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
|---|---|---|
|
Salivary IL-6 Concentration
Tijdsspanne: Baseline (preoperatively), 1 hour after the completion of surgery, and 24 hours after the completion of surgery
|
Unit of measure: pg/mL
|
Baseline (preoperatively), 1 hour after the completion of surgery, and 24 hours after the completion of surgery
|
|
Salivary Cortisol Concentration
Tijdsspanne: Baseline (preoperatively), 1 hour after the completion of surgery, and 24 hours after the completion of surgery
|
Unit of measure: nmol/L
|
Baseline (preoperatively), 1 hour after the completion of surgery, and 24 hours after the completion of surgery
|
|
Salivary Alpha-amylase Activity
Tijdsspanne: Baseline (preoperatively), 1 hour after the completion of surgery, and 24 hours after the completion of surgery
|
Unit of measure: U/L
|
Baseline (preoperatively), 1 hour after the completion of surgery, and 24 hours after the completion of surgery
|
Secundaire uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
|---|---|---|
|
Total Intraoperative Sufentanyl Consumption
Tijdsspanne: Intraoperative period
|
Unit of measure: mcg/kg/min
|
Intraoperative period
|
|
Total Postoperative Analgetics consumption
Tijdsspanne: During the first 24 hours after the completion of surgery
|
Unit of measure: mg
|
During the first 24 hours after the completion of surgery
|
|
Time to Rescue Analgesia
Tijdsspanne: During the first 24 hours after the completion of surgery
|
Unit of measure: minutes
|
During the first 24 hours after the completion of surgery
|
|
Hemodynamic Stability (heart rate)
Tijdsspanne: Intraoperative period and during the first 24 hours after the completion of surgery
|
Heart rate will be recorded during the resaerch period.
Unit of measure: beats/minute
|
Intraoperative period and during the first 24 hours after the completion of surgery
|
|
Postoperative Sedation Level
Tijdsspanne: During the first 4 hours after the completion of surgery
|
Postoperative seadtion level will be mesured by Richmond Agitation-Sedation Scale ranging from -5 (deepely sedated) to +4 (highly agitated), with 0 being completely alert and calm.
|
During the first 4 hours after the completion of surgery
|
|
Postoperative Nausea and Vomiting
Tijdsspanne: During the first 24 hours after the completion of surgery
|
The incidence of postoperative nausea and vomiting will be determined
|
During the first 24 hours after the completion of surgery
|
|
Hemodynamic Stability (blood pressure)
Tijdsspanne: Intraoperative period and during the first 24 hours after the completion of surgery
|
Systolic, diastolic and mean arterial pressure will be recorded during the research peroid. Unit of measure: mmHg |
Intraoperative period and during the first 24 hours after the completion of surgery
|
Andere uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
|---|---|---|
|
Incidence of block complication
Tijdsspanne: From the administration of the block up to 48 hours after the completion of surgery
|
The incidence of possible complication of the block will be determined.
|
From the administration of the block up to 48 hours after the completion of surgery
|
Medewerkers en onderzoekers
Sponsor
Studie record data
Bestudeer belangrijke data
Studie start (Geschat)
Primaire voltooiing (Geschat)
Studie voltooiing (Geschat)
Studieregistratiedata
Eerst ingediend
Eerst ingediend dat voldeed aan de QC-criteria
Eerst geplaatst (Werkelijk)
Updates van studierecords
Laatste update geplaatst (Werkelijk)
Laatste update ingediend die voldeed aan QC-criteria
Laatst geverifieerd
Meer informatie
Termen gerelateerd aan deze studie
Andere studie-ID-nummers
- 0119-04-01
Plan Individuele Deelnemersgegevens (IPD)
Bent u van plan om gegevens van individuele deelnemers (IPD) te delen?
Informatie over medicijnen en apparaten, studiedocumenten
Bestudeert een door de Amerikaanse FDA gereguleerd geneesmiddel
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