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The Effect of Esketamine on Cough Reflex During Tracheal Extubation in Patients Undergoing Open Thyroid Surgery

3 juni 2026 uppdaterad av: Yun Wu, The Second Hospital of Anhui Medical University

The Effect of Esketamine on Cough Reflex During Tracheal Extubation in Patients Undergoing Open Thyroid Surgery: A Randomized Controlled Study

This study intends to conduct a prospective randomized controlled trial to implement esketamine-assisted anesthesia in patients undergoing open thyroidectomy, in order to observe the effect of esketamine on coughing during extubation in thyroidectomy patients.

Studieöversikt

Status

Har inte rekryterat ännu

Studietyp

Interventionell

Inskrivning (Beräknad)

136

Fas

  • Inte tillämpbar

Kontakter och platser

Det här avsnittet innehåller kontaktuppgifter för dem som genomför studien och information om var denna studie genomförs.

Studiekontakt

Studieorter

    • Anhui
      • Hefei, Anhui, Kina
        • Second Affiliated hospital of Anhui Medical University

Deltagandekriterier

Forskare letar efter personer som passar en viss beskrivning, så kallade behörighetskriterier. Några exempel på dessa kriterier är en persons allmänna hälsotillstånd eller tidigare behandlingar.

Urvalskriterier

Åldrar som är berättigade till studier

  • Vuxen
  • Äldre vuxen

Tar emot friska volontärer

Nej

Beskrivning

Inclusion Criteria:

  • Patients scheduled for elective open thyroid surgery
  • ASA class I-II
  • Voluntarily participate in the study and sign the informed consent form

Exclusion Criteria:

  • Body Mass Index > 30 kg/m²
  • Patients with unstable ischemic cardiomyopathy, pulmonary hypertension, poorly controlled or untreated hypertension (arterial hypertension, resting systolic/diastolic blood pressure >180/100 mmHg)
  • Hepatic or renal dysfunction
  • History of oral, maxillofacial, neck, or airway surgery, or pathological structural alterations
  • Respiratory diseases (COPD, asthma, inflammation, chronic cough)
  • Patients with elevated intracranial pressure
  • Patients undergoing repeat surgery
  • History of allergy to the investigational drug used in the study
  • Patients with psychiatric disorders or alcohol abuse (daily ethanol intake ≥40 g, or having experienced alcohol withdrawal within the past 6 months, or unable to control alcohol consumption)

Studieplan

Det här avsnittet ger detaljer om studieplanen, inklusive hur studien är utformad och vad studien mäter.

Hur är studien utformad?

Designdetaljer

  • Primärt syfte: Förebyggande
  • Tilldelning: Randomiserad
  • Interventionsmodell: Parallellt uppdrag
  • Maskning: Fyrdubbla

Vapen och interventioner

Deltagargrupp / Arm
Intervention / Behandling
Experimentell: ESK iv group
After anesthesia induction, continue to administer esketamine by infusion at 0.1 mg/kg/h during the maintenance phase of anesthesia, and stop the infusion of esketamine during suturing.
After anesthesia induction, continue to administer esketamine by infusion at 0.1 mg/kg/h during the maintenance phase of anesthesia, and stop the infusion of esketamine during suturing.
Placebo-jämförare: CON group
After anesthetic induction, an equal amount of saline is continuously infused by pump during the maintenance phase of anesthesia, and the saline infusion is stopped during suturing;
After anesthetic induction, an equal amount of saline is continuously infused by pump during the maintenance phase of anesthesia, and the saline infusion is stopped during suturing;

Vad mäter studien?

Primära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
Incidence of coughing during tracheal extubation
Tidsram: perioperative (From the awakening period to immediately after tracheal extubation)
2 point scales; 0=None; 0 = Did not occur; 1 = Occurred;
perioperative (From the awakening period to immediately after tracheal extubation)

Sekundära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
Severity of coughing during tracheal extubation
Tidsram: perioperative (From the awakening period to immediately after tracheal extubation)
4 grade scales; Grade 0: No choking cough; Grade 1: Single cough episode, considered mild choking cough; Grade 2: Intermittent cough, lasting less than 5 seconds, considered moderate choking cough; Grade 3: Continuous severe cough, lasting more than 5 seconds, considered severe choking cough. The higher the degree, the worse it is.
perioperative (From the awakening period to immediately after tracheal extubation)
Agitation score during tube removal
Tidsram: perioperative (From the awakening period to immediately after tracheal extubation)
3-level scale; 1: Awake and calm; 2: Mild agitation but can be comforted; 3: Moderate agitation, difficult to comfort; 4: Severe agitation, cannot be comforted; The higher the degree, the worse the situation.
perioperative (From the awakening period to immediately after tracheal extubation)
Blood pressure
Tidsram: From the induction period until 5 minutes after the completion of surgery
Baseline, post-induction, 1 minute after intubation, during suturing, at the end of surgery, 1 minute after extubation, 5 minutes after extubation
From the induction period until 5 minutes after the completion of surgery
Airway pressure 5 minutes after intubation and at the end of surgery
Tidsram: 5 minutes after intubation and at the end of the surgery
5 minutes after intubation and at the end of the surgery
Intraoperative use rate and dosage of vasoactive drugs
Tidsram: intraoperative (From the induction period to the end of anesthesia)
intraoperative (From the induction period to the end of anesthesia)
Sore throat score
Tidsram: Baseline, Immediately postoperatively, 0.5 hours postoperatively, 2 hours postoperatively, 24 hours postoperatively, 48 hours postoperatively
4-point scales; 0 = None; 1 = Mild, milder than a common cold; 2 = Moderate, like a sore throat from a common cold; 3 = Severe, more severe than a common cold; The higher the score, the greater the level of pain.
Baseline, Immediately postoperatively, 0.5 hours postoperatively, 2 hours postoperatively, 24 hours postoperatively, 48 hours postoperatively
Hoarseness scores
Tidsram: Baseline, Immediately postoperatively, 0.5 hours postoperatively, 2 hours postoperatively, 24 hours postoperatively, 48 hours postoperatively
4-point scores; 0 = None; 1 = Transient hoarseness occurs; 2 = Patient perceives hoarseness during visit; 3 = Hoarseness is clearly noticeable; The higher the score, the more severe the hoarseness.
Baseline, Immediately postoperatively, 0.5 hours postoperatively, 2 hours postoperatively, 24 hours postoperatively, 48 hours postoperatively
Surgical area pain scores
Tidsram: Postoperative day 1 and day 2
Pain NRS scale score: 0 = no pain; 1-3 = mild pain; 4-6 = moderate pain; 7-10 = severe pain. The higher the score, the more severe the pain.
Postoperative day 1 and day 2
Incidence of adverse reactions within 48 hours postoperatively
Tidsram: Within day 2 after surgery
Within day 2 after surgery
Postoperative nausea and vomiting(PONV) score
Tidsram: Within day 2 after surgery

Vomiting: 0 = None; 1 = Once; 2 = Twice; 3 = Three times or more

Nausea, does it affect daily life: 0 = None; 1 = Sometimes; 2 = Often; 3 = Always

Within day 2 after surgery
Postoperative analgesic dosage
Tidsram: Within day 2 after surgery
Within day 2 after surgery
Postoperative time to first food
Tidsram: perioperative (Time from returning to the ward to the first food)
perioperative (Time from returning to the ward to the first food)
Upper Aerodigestive Symptoms After Thyroidectomy (UADS) questionnaire score
Tidsram: Three month after surgery

Upper Aerodigestive Symptoms After Thyroidectomy Questionnaire; Instructions: 0=No problem, 1=Minor, 2=Moderate, 3=Major. Voice symptoms

  1. Vocal fatigue
  2. Difficulty speaking loudly
  3. Roughness
  4. Voice in low pitch
  5. Can"t speak in high pitch
  6. Voice in high pitch

    Swallowing/pharyngeal symptoms

  7. Burning during swallowing
  8. Pharyngeal bolus
  9. Pain during deglutition
  10. Pharyngeal pain
  11. Choking
  12. Dry throat
  13. Discomfort during swallowing
  14. Throat clearing
  15. Neck scar retraction during deglutition
  16. Foreign body sensation in pharynx
  17. Strangling sensation during swallowing
  18. Coughing during swallowing
  19. Foreign body in pharynx; The higher the score, the more severe it is.
Three month after surgery
Heart rate
Tidsram: Time Frame: From the induction period until 5 minutes after the completion of surgery
Baseline, post-induction, 1 minute after intubation, during suturing, at the end of surgery, 1 minute after extubation, 5 minutes after extubation
Time Frame: From the induction period until 5 minutes after the completion of surgery
Oxygen saturation
Tidsram: Time Frame: From the induction period until 5 minutes after the completion of surgery
Baseline, post-induction, 1 minute after intubation, during suturing, at the end of surgery, 1 minute after extubation, 5 minutes after extubation
Time Frame: From the induction period until 5 minutes after the completion of surgery
Anesthesia time
Tidsram: perioperative (Time from induction to discontinuation of anesthetic agents)
perioperative (Time from induction to discontinuation of anesthetic agents)
Surgery time
Tidsram: From the start of surgery to the end of surgery
From the start of surgery to the end of surgery
Extubation time
Tidsram: perioperative (The time from discontinuation of anesthetic drugs to extubation)
perioperative (The time from discontinuation of anesthetic drugs to extubation)
Duration of tracheal tube placement
Tidsram: perioperative (Time from intubation to )
perioperative (Time from intubation to )
Awakening time
Tidsram: perioperative (Stop the anesthesia drug injection until awakening time)
perioperative (Stop the anesthesia drug injection until awakening time)
Post-anesthesia care unit (PACU) stay time
Tidsram: perioperative (Duration from entering the PACU to leaving the PACU)
perioperative (Duration from entering the PACU to leaving the PACU)
PACU RASS score
Tidsram: perioperative (Record once every ten minutes from the time of entering the post-anesthesia care unit until leaving the recovery room.)
  • 4: Combative
  • 3: Very agitated
  • 2: Agitated
  • 1: Restless 0: Alert and calm

    • 1: Drowsy
    • 2: Light sedation
    • 3: Moderate sedation
    • 4: Deep sedation
    • 5: Unarousable
perioperative (Record once every ten minutes from the time of entering the post-anesthesia care unit until leaving the recovery room.)
Intraoperative doses of propofol
Tidsram: Intraoperative (From the induction period to the end of anesthesia)
Intraoperative (From the induction period to the end of anesthesia)
Intraoperative doses of remifentanil
Tidsram: Intraoperative (From the induction period to the end of anesthesia)
Intraoperative (From the induction period to the end of anesthesia)
Intraoperative doses of Non-Steroidal Anti-Inflammatory Drugs(NSAIDs)
Tidsram: Intraoperative (From the induction period to the end of anesthesia)
Intraoperative (From the induction period to the end of anesthesia)
Intraoperative doses of sufentanil
Tidsram: Intraoperative (From the induction period to the end of anesthesia)
Intraoperative (From the induction period to the end of anesthesia)
Intraoperative fluid volume
Tidsram: Intraoperative (From the induction period to the end of anesthesia)
Intraoperative (From the induction period to the end of anesthesia)
Intraoperative blood loss
Tidsram: Intraoperative (From the induction period to the end of anesthesia)
Intraoperative (From the induction period to the end of anesthesia)
Sleep scores
Tidsram: Postoperative 24 hours and 48 hours
4 point scores; 1 = Good sleep; 2 = Restless sleep; 3 = Dreamy sleep; 4 = Insomnia; The higher the score, the poorer the sleep.
Postoperative 24 hours and 48 hours
Antiemetic drug dosage
Tidsram: Within day 2 after surgery
Within day 2 after surgery
Postoperative time to ambulation
Tidsram: Perioperative (From the operating room to discharge)
Perioperative (From the operating room to discharge)
Length of postoperative hospital stay
Tidsram: Perioperative (From the operating room to discharge)
Perioperative (From the operating room to discharge)
Postoperative time to first water intake
Tidsram: Perioperative (Time from returning to the ward to the first drink of water)
Perioperative (Time from returning to the ward to the first drink of water)

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Studieavstämningsdatum

Dessa datum spårar framstegen för inlämningar av studieposter och sammanfattande resultat till ClinicalTrials.gov. Studieposter och rapporterade resultat granskas av National Library of Medicine (NLM) för att säkerställa att de uppfyller specifika kvalitetskontrollstandarder innan de publiceras på den offentliga webbplatsen.

Studera stora datum

Studiestart (Beräknad)

1 juni 2026

Primärt slutförande (Beräknad)

1 maj 2027

Avslutad studie (Beräknad)

1 september 2027

Studieregistreringsdatum

Först inskickad

20 maj 2026

Först inskickad som uppfyllde QC-kriterierna

3 juni 2026

Första postat (Faktisk)

4 juni 2026

Uppdateringar av studier

Senaste uppdatering publicerad (Faktisk)

4 juni 2026

Senaste inskickade uppdateringen som uppfyllde QC-kriterierna

3 juni 2026

Senast verifierad

1 maj 2026

Mer information

Termer relaterade till denna studie

Andra studie-ID-nummer

  • YX2026-124

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