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Transcutaneous cranial electrical stimulation (TCES): a review 1998.

A Limoge1, C Robert, T H Stanley

  • 1Laboratoire d'Electrophysiologie, Université René Descartes de Paris, Montrouge, France.

Neuroscience and Biobehavioral Reviews
|March 12, 1999
PubMed
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Transcutaneous Cranial Electrical Stimulation (TCES) potentiates anesthetic drugs, reducing required dosages and post-operative issues. This neurostimulation technique shows promise for safer anesthesia, though its precise mechanisms require further research.

Area of Science:

  • Neuroscience
  • Anesthesiology
  • Biomedical Engineering

Background:

  • Transcutaneous Cranial Electrical Stimulation (TCES) is a technique developed in the 1960s targeting the central nervous system.
  • TCES utilizes a specific electrical current waveform delivered via three electrodes to overcome limitations of earlier methods.

Purpose of the Study:

  • To explore the effects and potential applications of Transcutaneous Cranial Electrical Stimulation (TCES) in clinical and animal studies.
  • To investigate TCES's ability to potentiate anesthetic agents and reduce associated complications.

Main Methods:

  • TCES involves applying a high-frequency pulsed current, interrupted by low-frequency pulses, through electrodes placed on the forehead and retro-mastoid regions.
  • Studies assessed the impact of TCES on drug efficacy, particularly opiates and neuroleptics, during anesthesia.

Related Experiment Videos

  • Animal studies measured the release of neurochemicals like 5-hydroxy-indol-acetic acid and enkephalins.

    • Main Results:

    • TCES significantly potentiates the effects of certain drugs, notably opiates and neuroleptics.
    • This potentiation allows for a substantial reduction in anesthetic agent dosage, leading to fewer post-operative complications.
    • Animal studies confirmed TCES induces the release of 5-hydroxy-indol-acetic acid and enkephalins.

    Conclusions:

    • TCES offers a promising approach to enhance anesthetic procedures by reducing drug requirements and improving patient outcomes.
    • Despite decades of research, the exact mechanisms of TCES action remain under investigation.
    • The encouraging results and lack of adverse effects warrant continued research into TCES applications.