2002
Distinction between Atropine-Sensitive Control of Microvascular and Cardiac Oscillatory Activity
Silverman DG, Stout RG. Distinction between Atropine-Sensitive Control of Microvascular and Cardiac Oscillatory Activity. Microvascular Research 2002, 63: 196-208. PMID: 11866543, DOI: 10.1006/mvre.2001.2385.Peer-Reviewed Original ResearchConceptsPhenylephrine infusionHeart rateOscillatory activityLaser Doppler flowmetryR wave intervalsAdrenergic predominanceProximal vasculatureIntravenous atropineBlood pressureCholinergic responsesSystemic infusionDoppler flowmetrySystemic flowHealthy volunteersMicrovascular flowSystemic pressureRespiratory frequencyRespiratory rateMicrovascular bedInfusionR wavePhenylephrineMicrovasculatureOscillatory powerBaseline
1999
Comparison of ropivacaine 0.2% and lidocaine 0.5% for intravenous regional anesthesia in volunteers.
Hartmannsgruber M, Silverman D, Halaszynski T, Bobart V, Brull S, Wilkerson C, Loepke A, Atanassoff P. Comparison of ropivacaine 0.2% and lidocaine 0.5% for intravenous regional anesthesia in volunteers. Anesthesia & Analgesia 1999, 89: 727-31. PMID: 10475314, DOI: 10.1097/00000539-199909000-00037.Peer-Reviewed Original ResearchConceptsIV regional anesthesiaSystemic side effectsRegional anesthesiaSide effectsResponse to tetanic stimuliCentral nervous system side effectsTourniquet releaseNervous system side effectsDouble-cuff techniqueOnset time of anesthesiaAdministration of ropivacaineProlonged sensory blockadeIntravenous regional anesthesiaNumeric scoring scaleTime of anesthesiaTourniquet painDistal tourniquetNo significant differenceSensory blockadePinprick sensationProlonged analgesiaMotor blockadeLight-headednessRopivacaineSurgical conditions