Status:
COMPLETED
A Correlation Study of Internal Jugular Vein Variability Under Deep Inhalation and Propofol-induced Hypotension
Lead Sponsor:
Affiliated Hospital of Jiaxing University
Conditions:
Hemodynamic
Eligibility:
All Genders
60+ years
Brief Summary
The correlation between internal jugular vein variability during deep inhalation and the decrease in blood pressure during propofol induction.
Detailed Description
1. Ultrasound records at least one quiet breathing cycle and one deep inhalation cycle to calculate IJVV 2. Propofol was infused target-controlled at 4 μg/ml, and changes in arterial blood pressure wi...
Eligibility Criteria
Inclusion
- age over 60 years
- American Society of Anesthesiology (ASA) status Ⅱ-Ⅲ
- Surgery with radial artery puncture
- Propofol induction
Exclusion
- BMI≥30kg/m2
- People with short necks;
- Previous hypotension (systolic blood pressure \<90mmHg or mean arterial pressure \<65mmHg)
- Previous poorly controlled hypertension
- Cardiac insufficiency , EF value\<50%
- Upper limb deep vein thrombosis
- History of radiotherapy or neck surgery
- Inability to maintain a supine position for necessary measurements
- Mechanical ventilation status or inability to take deep breaths patients
- gastrointestinal surgery
- patients allergic to propofol.
Key Trial Info
Start Date :
October 29 2023
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
January 31 2024
Estimated Enrollment :
64 Patients enrolled
Trial Details
Trial ID
NCT06112769
Start Date
October 29 2023
End Date
January 31 2024
Last Update
March 12 2025
Active Locations (1)
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1
Affiliated Hospital of Jiaxing University
Jiaxing, Zhejiang, China, 314000