Sponsor study identifier
interventional
198
1 country
1
Study Start
July 1, 2025
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Primary Completion
December 1, 2025
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Study Completion
December 3, 2025
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The goal of this clinical trial is to learn if GMA-TULIP laryngeal mask willfit well in the right place in participants undergoing trauma surgery in a supine position under general anaesthesia. It will also learn about the convenience, effectiveness and safety of the GMA-TULIP laryngeal mask. The main questions it aims to answer are: Does the GMA-TULIP laryngeal mask exhibit better anatomical alignment? Does the GMA-TULIP laryngeal mask perform effectively in trauma surgery patients in a supine position under general anaesthesia? Researchers will compare with the i-gel laryngeal mask (a device already popular among anaesthetists) to see if the GMA-TULIP laryngeal mask works to have a good performance in general anaesthesia. Participants will describe feelings immediately after anesthesia, 1 hour later and 24 hours later.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
December 3, 2025
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Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
June 5, 2025
Actual (reported)June 13, 2025
Actual (reported)July 1, 2025
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
December 1, 2025
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
December 3, 2025
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Accuracy of anatomical alignment under fiberoptic bronchoscopy observation
Class I: Vocal cords visible. Class II: Vocal cords and posterior epiglottis visible. Class III: Vocal cords and anterior epiglottis visible, \<50% visual obstruction of epiglottis to vocal cords. Class IV: Vocal cords and anterior epiglottis visible, \>50% visual obstruction of epiglottis to vocal cords. Class V: Vocal cords not visible. We define Class I and II field of view as accurate alignment; Class III and IV vision are defined as poor alignment; Class V vision is defined as alignment failure.
After insertion of laryngeal mask
Number of laryngeal mask insertions
After anesthesia induction
Placement time of laryngeal mask
After anesthesia induction
Difficulty level of laryngeal mask insertion
After insertion of laryngeal mask
Time of insertion of gastric tube through laryngeal mask airway
After insertion of laryngeal mask
Number of gastric tube insertions
After insertion of laryngeal mask
Participants who will use the GMA-TULIP laryngeal mask
Participants who will use the i-gel laryngeal mask
insert GMA-TULIP laryngeal masks after anesthesia induction
insert i-gel laryngeal masks after anesthesia induction
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
Qilu Hospital of Shandong University
Jinan, Shandong, 250012, China
Shaozhong Yang, Doctor
Qilu Hospital of Shandong University
First Submitted
June 5, 2025
First Posted
June 13, 2025
Study Start
July 1, 2025
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Primary Completion
December 1, 2025
Comparison of Sevoflurane and Desflurane on ANI in Patients Undergoing General Anesthesia: a Prospective Randomized Controlled Study
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Study Completion
December 3, 2025
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Last Updated
June 13, 2025
Record last verified: 2025-03
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Source: ClinicalTrials.gov.
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