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Related Experiment Videos

Current and future applications of target-controlled infusions.

A Absalom1, G N Kenny

  • 1University Department of Anaesthesia, Glasgow Royal Infirmary, Glasgow, UK.

Drugs of Today (Barcelona, Spain : 1998)
|September 16, 2003
PubMed
Summary

Target-controlled infusions (TCI) use microprocessors and patient data to maintain stable drug levels. This technology is expanding beyond anesthesia to analgesia and sedation, with research into brain-targeting systems.

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Area of Science:

  • Anesthesiology
  • Pharmacokinetics
  • Medical Technology

Background:

  • Target-controlled infusions (TCI) are designed to maintain precise, user-defined drug concentrations in the blood.
  • Microprocessor-controlled infusion devices utilize population pharmacokinetic data, patient weight, and age to calculate infusion rates.
  • These systems compensate for drug elimination through distribution and metabolism.

Purpose of the Study:

  • To highlight the applications of TCI technology in anesthesia.
  • To discuss the expansion of TCI into analgesia and sedation.
  • To introduce emerging research in effect-site targeting and closed-loop anesthesia systems.

Main Methods:

  • Utilizing population pharmacokinetic data for drug concentration calculations.

Related Experiment Videos

  • Employing microprocessor-controlled infusion devices.
  • Continuous adjustment of infusion rates based on patient parameters.

    • Main Results:

    • TCI of propofol is widely adopted for general anesthesia and sedation.
    • The application of TCI is broadening to include intra- and postoperative analgesia.
    • Patient-maintained sedation and analgesia using TCI are becoming more prevalent.

    Conclusions:

    • TCI technology offers significant benefits for achieving stable drug blood concentrations in anesthesia.
    • The versatility of TCI is being explored for various clinical applications, including pain management and patient-controlled sedation.
    • Future developments focus on targeting the effect site (brain) and integrating TCI into closed-loop anesthesia systems.