Multimodal Monitoring During General Anesthesia in ENT Surgery
Continuous Multiparametric Monitoring During General Anesthesia in ENT Surgery
Continuous Multiparametric Monitoring During General Anesthesia in ENT Surgery
Sponsor study identifier
interventional
200
1 country
1
Study Start
February 28, 2025
Actual (reported)Primary Completion
December 31, 2025
Actual (reported)Study Completion
December 31, 2025
Actual (reported)This study evaluated whether using several monitoring methods together during general anesthesia could improve patient safety and help anesthesiologists adjust medication doses in adults undergoing ear, nose, and throat (ENT) surgery. The study included 200 adult patients at a university hospital in Palermo, Italy. Patients were assigned alternately to one of two groups. One group received standard monitoring together with additional monitoring of anesthesia depth (BIS), responses to surgical stimulation (SPI), and muscle relaxation (TOF). The other group received standard monitoring alone. Group assignment followed a fixed alternating sequence rather than random selection. The researchers compared the amount of anesthetic medication used during surgery and the occurrence of anesthesia-related complications during the first 48 hours after surgery, including delayed recovery of breathing, nausea and vomiting, shivering, and residual muscle weakness. The study was conducted between February and December 2025 and has been completed.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
December 31, 2025
Actual (reported)Click on a node to explore related trials.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
February 28, 2025
Actual (reported)December 31, 2025
Actual (reported)December 31, 2025
Actual (reported)October 19, 2026
Actual (reported)October 26, 2026
Actual (reported)Incidence of Postoperative Anesthesia-Related Complications
Proportion of participants experiencing at least one anesthesia-related postoperative complication, including delayed recovery of spontaneous breathing, postoperative nausea and vomiting (PONV), shivering, postoperative residual neuromuscular blockade (PORC), or constipation. Each participant was counted once if one or more of these complications occurred.
Within 48 hours after surgery
Mean Intraoperative Remifentanil Infusion Rate
During surgery, from induction to discontinuation of anesthesia
Incidence of Supplemental Rocuronium Administration
During surgery, from induction to discontinuation of anesthesia
Participants received standard intraoperative monitoring supplemented by Bispectral Index (BIS), Surgical Pleth Index (SPI), and quantitative train-of-four (TOF) monitoring to guide anesthetic, analgesic, and neuromuscular blocking drug administration during general anesthesia for ENT surgery.
Participants received standard intraoperative monitoring during general anesthesia for ENT surgery, without the additional integrated BIS, SPI, and quantitative TOF-guided monitoring strategy used in the intervention group.
Integrated intraoperative monitoring using the Bispectral Index (BIS) to assess anesthetic depth, the Surgical Pleth Index (SPI) to assess nociceptive responses, and quantitative train-of-four (TOF) monitoring to assess neuromuscular blockade. Monitoring information was used to support individualized adjustment of anesthetic, analgesic, and neuromuscular blocking agents during general anesthesia.
Azienda Ospedaliera Universitaria Policlinico Paolo Giaccone
Palermo, Palermo, 90127, Italy
Barbara Verro, MD PhD
Azienda Ospedaliera Universitaria Policlinico Paolo Giaccone, Palermo, Italy
200 participants (actual enrollment reported by the registry).
First Submitted
October 19, 2026
First Posted
October 26, 2026
Standard intraoperative anesthesia monitoring according to routine clinical practice during ear, nose, and throat surgery, without the additional integrated BIS, SPI, and quantitative TOF-guided monitoring strategy.
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Study Start
February 28, 2025
Actual (reported)Primary Completion
December 31, 2025
Actual (reported)Study Completion
December 31, 2025
Actual (reported)Last Updated
October 27, 2026
Record last verified: 2026-10
Individual participant data will not be made publicly available due to patient confidentiality and data protection considerations. Aggregate study results may be reported in scientific publications.
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Source: ClinicalTrials.gov.
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