Synapse
⌘+K
Synapse
PulseExploreClubsResearchersJournals
Instagram
HomeClubsExplore
January 15, 2019Anesthesia & Analgesia

Continuous Noninvasive Arterial Pressure Monitoring in Obese Patients During Bariatric Surgery: An Evaluation of the Vascular Unloading Technique (Clearsight system)

View Full Paper
Ask AI
Bookmark
Share

Why the study?

Continuous monitoring of arterial pressure is important in severely obese patients at risk for cardiovascular complications, but performance of innovative continuous noninvasive monitoring technologies needed comparison with invasive arterial pressure measurements during laparoscopic bariatric surgery.

Does continuous noninvasive arterial pressure monitoring using the vascular unloading technique provide accurate measurements compared to invasive radial arterial catheters in severely obese patients during bariatric surgery?

Population

35 severely obese patients (median body mass index, 47 kg/m2) during laparoscopic bariatric surgery

Comparison

Vascular unloading technique (Clearsight system) vs invasive arterial pressure measurements (radial arterial catheter)

Design

Comparative method evaluation study

Follow-up

45 minutes

Authors

DRDorothea E. RoggeJNJulia Y. NicklasGSGerhard Schön

Discussion

Loading...

Member takes

Overview

May not support replacing invasive arterial monitoring with Clearsight in obese patients; leaves open accuracy questions for clinical adoption.

Structured PICO

Does continuous noninvasive arterial pressure monitoring using the vascular unloading technique provide accurate measurements compared to invasive radial arterial catheters in severely obese patients during bariatric surgery?

P
Population
35 severely obese patients (median body mass index, 47 kg/m2) undergoing laparoscopic bariatric surgery
I
Intervention
Continuous noninvasive arterial pressure monitoring using the vascular unloading technique (Clearsight system)
C
Comparator
Invasive arterial pressure measurements via radial arterial catheter
O
Outcome
Agreement between noninvasive and invasive arterial pressure measurements (mean arterial pressure, systolic, and diastolic) assessed via Bland-Altman analysis, 4-quadrant plot/concordance analysis, and error grid analysis over 45 minutessurrogate

The noninvasive vascular unloading technique provides good accuracy for mean and diastolic arterial pressure, but only moderate accuracy for systolic pressure, compared to invasive monitoring in severely obese patients.

Cite This Study

Rogge et al. (2019) studied this question.

synapsesocial.com/papers/6a7652d79af63782f5bcbea4https://doi.org/10.1213/ane.0000000000003943
View Full Paper
Ask AI
Bookmark
Share

Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Perioperative Noninvasive Blood Pressure Monitoring2017 · 33 citations
  2. 2Accuracy of oscillometric blood pressure measurement according to the relation between cuff size and upper-arm circumference in critically ill patients2000 · 160 citations
  3. 3Finapres tracking of systolic pressure and baroreflex sensitivity improved by waveform filtering1996 · 93 citations
  4. 4Effect of Cuff Design on Auscultatory and Oscillometric Blood Pressure Measurements2016 · 13 citations
  5. 5Peri‐operative management of the obese surgical patient 20152015 · 345 citations