To study the relation between changes in blood pressure and variation in digital plethysmograph (a machine applied to a digit of the hand or foot to measure skin blood flow) measurement in a patient undergoing major surgery under complete anesthesia.
Not Applicable
- Conditions
- Health Condition 1: null- All patients undergoing major surgery and With an arterial line and requiring some intravenous fluids
- Registration Number
- CTRI/2017/08/009224
- Lead Sponsor
- Tata Memorial Hospital
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Open to Recruitment
- Sex
- Not specified
- Target Recruitment
- 0
Inclusion Criteria
1.Adult patient age between 18-70 years.
2.ASA Class I-III
Exclusion Criteria
1.Age <18 years
2.ASA physical status 4 and above
3.Emergency surgeries
4.Pregnant females
5.Discoloration of nails or inability to obtain reliable plethysmographic signal at baseline
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Correlation and agreement between Arterial Pulse Pressure Variation And Digital Plethysmographic Variability IndexTimepoint: Pulse pressure variation and Digital Plethysmographic Variability Index will be measured at <br/ ><br>â?¢Just after insertion of arterial line <br/ ><br>â?¢prior to incision. <br/ ><br>â?¢then 30 min, 1 hr, 1.5hr, 2 hr, 2.5hr, 3hrs, 3.5hr, 4hrs after incision intraoperatively <br/ ><br>â?¢ During operation 5 minutes before and after giving fluid bolus including blood products <br/ ><br>â?¢prior to extubation <br/ ><br> <br/ ><br> <br/ ><br>
- Secondary Outcome Measures
Name Time Method ot anyTimepoint: Not Any