laryngeal cancer
Conditions
Interventions
Group A:2ml was injected at the entrance of the internal branch of the superior laryngeal nerve
Group B:3ml was injected at the entrance of the internal branch of the superior laryngeal nerve
Group:4ml was injected at the entrance of the internal branch of the superior laryngeal nerve
Group D:5ml was injected at the entrance of the internal branch of the superior laryngeal nerve
Sponsors
Department of Anesthesiology, Beijing Tongren Hospital, Capital Medical University
Eligibility
Sex/Gender
All
Age
50 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1.ASA I-?; 2.Patients aged 50 to 75 years; 3.Body Mass Index is 22-28kg/m2 4.Patients undergoing total laryngectomy
Exclusion criteria
Exclusion criteria: 1.History of head and neck surgery 2.The history of head and neck radiotherapy and chemotherapy affects the history of laryngeal structure
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The incidence of thyrohyoid fluid extravasation; | — |
Secondary
| Measure | Time frame |
|---|---|
| The spread of transverse diameter;Diffusion and longitudinal diameter;Epiglottis space penetration;Infiltration into hyoid bone, thyroid cartilage;Distance between the point of penetration and the inferior margin of the hyoid bone;Distance between the penetration point and the superior border of the thyroid cartilage;Distance between the point of entry and the midline of the larynx; | — |
Countries
China
Contacts
Public ContactWang Guyan
Department of Anesthesiology, Beijing Tongren Hospital, Capital Medical University
Outcome results
None listed