Ultrasound-Guided Internal Superior Laryngeal Nerve Block for Double-Lumen Bronchial Tube

Phase 4

Recruiting

• Conditions: Postoperative Sore Throat
• Interventions: Procedure: internal superior laryngeal nerve block; Drug: Lidocaine 2% Injectable Solution; Drug: Bupivacaine 0.5% Injectable Solution

• Registration Number: NCT05825872
• Lead Sponsor: Menoufia University

Brief Summary

investigate the effectiveness and safety of ultrasound-guided bilateral internal branch of the SLN (iSLN) block for alleviating POST immediately after the operation.

Detailed Description

Not available

Study Timeline

• Status Verified: 2023-04
• Study Start: 2023-04-05
• Study First Submitted: 2023-04-11
• Study First Submitted QC: 2023-04-11
• Last Update Submitted: 2023-04-11
• Study First Posted: 2023-04-24
• Last Update Posted: 2023-04-24
• Primary Completion: 2023-07-05
• Study Completion: 2023-09-05

Recruitment & Eligibility

• Status: RECRUITING
• Sex: All
• Target Recruitment: 64

Inclusion Criteria

• ASA 1 to 3

Exclusion Criteria

• patients who did not provide consent
• with a pre-existing sore throat, hoarseness and upper respiratory tract infection
• tracheal pathology, tracheostomy
• a history of psychosis, diabetes and thyroid, oral cavity or pharynx surgery
• known or suspected allergy to ropivacaine
• chronic opioid use
• use of nonsteroidal anti-inflammatory drug medication within 24 hours
• known or suspected difficult airway
• patients who will be supported by tube ventilator after the operation.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
experimental group	Lidocaine 2% Injectable Solution	patients will receive US-guided iSLN block bilaterally with 2 ml of ( 0.5 ml of 2%lidocaine and 1,5 ml of 0.5% bupivacaine) on either side immediate after the operation concomitant with GA in order to undergo thoracoscopic surgery
experimental group	Bupivacaine 0.5% Injectable Solution	patients will receive US-guided iSLN block bilaterally with 2 ml of ( 0.5 ml of 2%lidocaine and 1,5 ml of 0.5% bupivacaine) on either side immediate after the operation concomitant with GA in order to undergo thoracoscopic surgery
experimental group	internal superior laryngeal nerve block	patients will receive US-guided iSLN block bilaterally with 2 ml of ( 0.5 ml of 2%lidocaine and 1,5 ml of 0.5% bupivacaine) on either side immediate after the operation concomitant with GA in order to undergo thoracoscopic surgery

Primary Outcome Measures

Name	Time	Method
the pain classification of postoperative sore throat	from immediate postoperative till 24 hours postoperative	an established scoring system feom 0 to 4

Trial Locations

Locations (1)

Menoufia University Hospitals; 🇪🇬 Shibīn Al Kawm, Menoufia, Egypt