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Effects of fentanyl concentration on laryngeal airway patency in anesthetized patients with supraglottic airway devices :randomized controlled study

Effects of fentanyl concentration on laryngeal airway patency in anesthetized patients with supraglottic airway devices :randomized controlled study - Effects of fentanyl concentration on laryngeal airway patency

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000047089
Enrollment
20
Registered
2022-03-06
Start date
2022-03-07
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

adults patients undergoing surgeries under general anesthesia with suplaglottic airway devices

Interventions

Use of fentanyl No use of fentanyl

Sponsors

Chiba University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)Adult patients whose supraglottic airway devices use is supposed to be appropriate and who will be under general anesthesia for urological small surgery. 2)Patients who is categorized as American Society of Anesthesia-Physical status 1-3 3)male and female patients 4)Patients with informed consent about this research

Exclusion criteria

Exclusion criteria: 1)Patients who are at the risk of aspiration 2)Patients whose surgery will be laparoscopic 3)Patients who is under oxypathy 4)Patients whom supraglottic airway devices don't fit 5)Patients who are under tubal feeding 6)Patients who have the history of larynx disease 7)Patients who take anti-convulsion drugs 8)Patients who have the history of being intubated within one month 9)Patients whom acetaminophen and NSAIDs are inadequate to treat with 10)Patients who are thought to be inadequate by researchers

Design outcomes

Primary

MeasureTime frame
vocal cord angle

Secondary

MeasureTime frame
respiratory mechanics parameters such as respiratory sound and respiratory resistance

Countries

Japan

Contacts

Public ContactShiroh Isono

Chiba Graduate School of Medicine Anesthesiology

shirohisono@yahoo.co.jp043-222-7171

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026