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Hypnosis closed loop TCI systems in outpatient surgery.

A Ramos-Luengo¹, F Asensio-Merino¹

¹Servicio de Anestesia y Reanimación, Hospital Universitario Severo Ochoa, Leganés, Madrid, España.

Revista Espanola De Anestesiologia Y Reanimacion

|January 7, 2017

Summary

Closed-loop anesthesia systems significantly reduced discharge times for outpatient varicose vein surgery patients. While effective, further improvements are needed for clinical significance in outpatient settings.

Keywords:

Alta del paciente Ambulatory surgical procedures Anaesthesia general Anaesthesia recovery period Anestesia general Patient discharge Periodo de recuperación anestésico Procedimientos quirúrgicos ambulatorios

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Area of Science:

Anesthesiology
Surgical Outcomes
Medical Technology

Background:

Outpatient varicose vein surgery is common.
General anesthesia techniques influence patient recovery and discharge.
Closed-loop anesthesia systems offer potential for optimized anesthetic delivery.

Purpose of the Study:

To evaluate the impact of closed-loop general anesthesia systems on outcomes in outpatient varicose vein surgery.
To compare discharge times between closed-loop and conventional anesthesia groups.

Main Methods:

Retrospective observational study of 270 outpatients (2014-2015).
Comparison of closed-loop (propofol/remifentanil) versus non-closed-loop anesthesia.
Analysis of age, sex, surgical time, discharge time, and surgery failure.
Statistical analysis using t-tests, Mann-Whitney-Wilcoxon, Chi-squared, and Kaplan-Meier estimator.

Main Results:

No significant differences observed in age, sex, surgical time, or surgery failure rates.
Discharge time was significantly shorter in the closed-loop group (180 minutes) compared to the conventional group (200 minutes) (P=.005).

Conclusions:

Closed-loop anesthesia systems expedite patient discharge following outpatient varicose vein surgery.
Clinical significance of hastened discharge requires further optimization of outpatient surgical unit processes.