Shortness of breath
Conditions
Interventions
Glossopharyngeal Nerve Blockade Group:Superior laryngeal nerve space block
Cricoid Cartilage Plane Block Group:Thyroid Cartilage Plane Nerve Block
Sponsors
NanJing First Hospital
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1.Patients with difficult airways requiring awake tracheal intubation surgery (such as limited cervical spine mobility, full stomach, partial airway obstruction, craniofacial deformities or trauma, micrognathia, mouth opening <3cm, Mallampati III or IV classification, and other conditions posing difficulties in mask ventilation or intubation 2.ASA classification I or II;
Exclusion criteria
Exclusion criteria: 1. Cardiovascular insufficiency or aneurysm; 2. Psychiatric or neurological disorders or combined aneurysms; 3. infection at the puncture site; 4. allergy to local anaesthetic drugs; 5. Continuous use of antiplatelet or anticoagulant drugs before surgery; 6. hoarseness of voice or choking on drinking water; 7. bronchial asthma; 8. patients who have participated in other clinical trials within 3 months prior to enrolment and patients who are participating in other clinical trials;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The proportion of patients who can accept intubation conditions(AIC); | — |
Secondary
| Measure | Time frame |
|---|---|
| Record Mean Arterial Pressure (MAP), Heart Rate (HR), and Ramsay Sedation Score;Record the number of patients with lowered pitch;Record occurrences of sore throat, lowered pitch, and lowered pitch;Record the time of the block procedure;Record coughing in patients when the fiberoptic bronchoscope touches the glottis;Record adverse reactions such as coughing and nausea/vomiting;Record the tolerance of the tube; | — |
Countries
China
Contacts
Public ContactTao Shan
NanJing First Hospital
Outcome results
None listed