Study of three non-invasive blood flow monitors, and three standard replacement fluids during surgery

Enter your info and the study team will contact you soon!
Your data is securely stored and only shared with the research team
Data is not saved in preview.
"Which standard blood flow monitor used in the operating room, and which standard replacement fluid is best during surgery?"
18 to 70 years old
Healthy Volunteers:
surgery, blood
This study will look at the responsiveness of three standard minimally invasive blood flow monitors used in the operating room, which include arterial pressure contour wave analysis, esophageal Doppler, and plethysmographic variability index (PVI) to three different standard replacement fluids that include: Lactated Ringer’s, hydroxyethyl starch (Voluven®) and 5% hypertonic saline during surgery.
This study requires

Please contact for details

Who can participate

Inclusion Criteria:

  • Those surgical procedures where ANH is included in the surgical plan and consent is obtained

Exclusion Criteria:

  • Severe or symptomatic COPD, emphysema, renal, hepatic or coronary artery disease as defined by the American College of Cardiology (Cannon et al., 2001).

  • Esophageal pathology (diverticulum, hiatal hernia, esophageal cancer, esophageal surgery), which introduces risks associated with the placement of the esophageal Doppler.

  • Ascites.

  • BMI >35

  • Pregnancy

Study duration and period
During surgery only
Recruitment period
From Oct. 9, 2013
Research Topic
  • Baseline
  • Hemodilution

Have any questions or want to learn more? Leave your contact details below and the research team will reach out to you.


Send SMS with Study Info:

SMS Sent!

Share Study Info via Email:

E-mail Preview