Carotid stenosis
Conditions
Interventions
Group A:30cmH2O in front, sham in the back.
Group B:sham in front, 30cmH2O in the back.
Sponsors
Xuanwu Hospital of CCMU
Eligibility
Sex/Gender
All
Age
40 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. American Society of Anesthesiologists (ASA) physical status I-III; 2. Aged >40 years old; 3. Suffering from Carotid stenosis and will be given an elective surgery; 4. Patients join in the research for voluntary.
Exclusion criteria
Exclusion criteria: 1. Patients with severe hypertension (180/110mmhg), severe valvular disease and severe arrhythmia, new cerebral infarction (<4 weeks ),Myocardial infarction occurred within three months; 2. Patients with severe COPD and asthma, pulmonary blisters, spontaneous pneumothorax, and the history of lobectomy; 3. Patients with severe heart and lung disease cannot tolerate this operation; 4. Patients refused or quitted the research.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| cerebral oxygenation;cerebral blood flow velocity; | — |
Secondary
| Measure | Time frame |
|---|---|
| age;gender;Body Mass Index;Blood pressure;MAP;HR;SpO2;BIS value;PET CO2;ASA status;complication of other systems;The operation side;The degree of stenosis;With or without collateral circulation;P?CO2; | — |
Countries
China
Contacts
Public ContactZHAO Lei
Xuanwu Hospital of CCMU
Outcome results
None listed