Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Is there implicit memory after propofol sedation?

R C Cork1, J F Heaton, C E Campbell

  • 1Department of Anesthesiology, Louisiana State University Medical Center, New Orleans 70112, USA.

British Journal of Anaesthesia
|April 1, 1996
PubMed
Summary

Implicit memory, a form of unconscious recall, persists during propofol sedation for surgery. Even without explicit memory, patients demonstrated priming, indicating preserved implicit memory functions.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Simulation of TTT Curves for Additively Manufactured Inconel 625.

Metallurgical and materials transactions. A. Physical metallurgy and materials science·2022
Same author

The Influence of Annealing Temperature and Time on the Formation of <i>δ</i>-Phase in Additively-Manufactured Inconel 625.

Metallurgical and materials transactions. A. Physical metallurgy and materials science·2019
Same author

Priming and recognition in ECT-induced amnesia.

Psychonomic bulletin & review·2013
Same author

The frustrated Heisenberg antiferromagnet on the honeycomb lattice: J1-J2 model.

Journal of physics. Condensed matter : an Institute of Physics journal·2012
Same author

Awareness and information processing in general anesthesia.

Journal of psychopharmacology (Oxford, England)·2012
Same author

On bridging the gap between social-personality psychology and neuropsychology.

Personality and social psychology review : an official journal of the Society for Personality and Social Psychology, Inc·2005

Area of Science:

  • Anesthesiology
  • Cognitive Neuroscience
  • Psychology

Background:

  • General anesthesia may preserve implicit memory.
  • Propofol is commonly used for sedation during surgical procedures.

Purpose of the Study:

  • To investigate the presence of explicit and implicit memory in patients receiving local or regional anesthesia with propofol sedation.
  • To determine if implicit memory functions persist in the absence of explicit memory.

Main Methods:

  • Patients undergoing surgery received propofol and fentanyl sedation.
  • Memory was tested using word lists for free recall, free association, cued recall, and recognition.
  • Implicit memory was assessed via priming effects in free association tests.

Related Experiment Videos

Main Results:

  • Five out of 36 patients showed explicit memory (free recall).
  • No evidence of explicit memory was found in the remaining 31 patients.
  • Significant priming effects in free association tests indicated preserved implicit memory.

Conclusions:

  • Intraoperative sedation with propofol does not eliminate implicit memory.
  • Implicit memory functions persist even when explicit memory is absent under propofol sedation.