Utilização da algometria de pressão na determinação dos limiares de percepção dolorosa trigeminal em voluntários sadios: Um novo protocolo de estudos

Translated title of the contribution: Using algometry of pressure measuring the threshold of trigeminal pain perception in normal volunteers: A new protocol of studies

Elcio Juliato Piovesan, Claudio Estevão Tatsui, Pedro André Kowacs, Marcos Cristiano Lange, Carlos Pacheco, Lineu Cesar Werneck

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

Algometry of pressure is a technique that measures the physiology of the nociceptive system. Acting directly on the responsive peripheral nociceptors to pressure stimuli, this technique allows the study on nociceptive integrity in normal subjects or having different algic syndromes. Utilizing 29 asymptomatic volunteers, the threshold of the painful perception was studied, measuring them in a direct way over the emergence of the supra-orbital, infra-orbital and mental nerves. The following algometric average were recorded: right mental nerve 46.2 Kg/cm2 and left 48.6 Kg/cm2; right supra-orbital nerve 47.7 Kg/cm2 and left 45.2 Kg/cm2; right infra-orbital nerve 53.9 Kg/cm2 and left 55.4 Kg/cm2. After reviewing the principles of the algometry utilization, we have validated this protocol, showing the average values obtained by measuring the trigeminal system, afterwards comparing them with an inervated region by cervical branches (major occipital nerve) and the temporal muscle.

Translated title of the contributionUsing algometry of pressure measuring the threshold of trigeminal pain perception in normal volunteers: A new protocol of studies
Original languagePortuguese
Pages (from-to)92-96
Number of pages5
JournalArquivos de neuro-psiquiatria
Volume59
Issue number1
DOIs
StatePublished - Mar 2001

Keywords

  • Algometry of pressure
  • Nociception
  • Pain perception
  • Threshold

ASJC Scopus subject areas

  • Clinical Neurology
  • Biological Psychiatry

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