Pain on injection of propofol: effects of concentration and diluent

W Klement, JO Arndt - British Journal of Anaesthesia, 1991 - Elsevier
The emulsion formulation of propofol (Diprivan) evokes pain on iv injection, although its pH
and osmolality are close to those of blood. The pain induced by serial dilutions of propofol in …

Pain on iv injection of some anaesthetic agents is evoked by the unphysiological osmolality or pH of their formulations

W Klement, JO Arndt - British Journal of Anaesthesia, 1991 - Elsevier
We have studied the intensity and time-course of pain during and after injection into an
isolated vein segment in seven normal subjects of saline or glucose of different osmolalities …

The diameter of the intact carotid artery in man and its change with pulse pressure

JO Arndt, J Klauske, F Mersch - … Archiv für die gesamte Physiologie des …, 1968 - Springer
The pressure-diameter relationship of the intact human common carotid artery was studied
in 9 healthy subjects ranging in age between 24 and 34 years. The diameter of the carotid …

Inhalation anaesthetics increase heart rate by decreasing cardiac vagal activity in dogs

O Picker, TWL Scheeren, JO Arndt - British Journal of …, 2001 - academic.oup.com
Inhalation anaesthetics decrease heart rate in isolated hearts but mostly increase heart rate
in the intact organism, although most inhibit sympathetic drive. Differences in the degree of …

Pain evoked by polymodal stimulation of hand veins in humans.

JO Arndt, W Klement - The Journal of physiology, 1991 - Wiley Online Library
1. To explore the function of the sensory innervation of veins in humans we used a
psychophysical approach to study painful and non‐painful sensations by applying …

Incidence and time course of cardiovascular side effects during spinal anesthesia after prophylactic administration of intravenous fluids or vasoconstrictors

JO Arndt, W Bomer, J Krauth… - Anesthesia & Analgesia, 1998 - journals.lww.com
We studied the time course of arterial hypotension and/or bradycardia requiring treatment
during spinal anesthesia and compared the efficacy of IV fluid or vasoconstrictor …

Tachyphylaxis to local anesthetics does not result from reduced drug effectiveness at the nerve itself.

P Lipfert, H Holthusen, JO Arndt - Anesthesiology, 1989 - europepmc.org
Possible development of tachyphylaxis to local anesthetics in the nerve itself (time-
dependent change in axonal conduction properties) was studied in the aortic nerve of eight …

Nitric oxide evokes pain in humans on intracutaneous injection

H Holthusen, JO Arndt - Neuroscience letters, 1994 - Elsevier
To test the hypothesis that nitric oxide (NO) acts algetically in humans, we determined pain
intensity/dose relations for intracutaneously applied NO solutions. NO, dissolved in …

The role of nociceptors of cutaneous veins in the mediation of cold pain in man.

W Klement, JO Arndt - The Journal of physiology, 1992 - Wiley Online Library
1. To test the hypothesis that nociceptors of cutaneous veins mediate cold pain, we studied
in man the time course of pain intensity and skin sensibility in relation to both intracutaneous …

Fentanyl's analgesic, respiratory, and cardiovascular actions in relation to dose and plasma concentration in unanesthetized dogs.

JO Arndt, M Mikat, C Parasher - Anesthesiology, 1984 - europepmc.org
Relationships between plasma concentrations of fentanyl and is analgesic, respiratory and
cardiovascular effects were determined in unanesthetized dogs. To avoid drug interactions …