B. Hecker

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Two pumps, 'PA' and 'PB,' with different drug delivery characteristics were available at the time of this study for patient-controlled analgesia (PCA). PB purportedly produces a 'placebo effect' by emitting an audible signal whenever the patient depresses the trigger button. PA emits an audible signal only when the drug is successfully administered into the(More)
This paper describes the development by ELA Medical of an analog library dedicated to implantable pacemakers and defibrillators using the VHDL-AMS language for mixed-signal ASICs. ELA Medical has been a leading company since 1977 for medical devices used in thediagnosis and treatment of heart rhythm disorders. The objective is to provide designers with a(More)
Catecholamine and serotonin concentrations in the cord, medulla, and hypothalamus were measured in rats after saline, after sufentanil sufficient to reduce the minimum alveolar concentration (MAC) of halothane by 30% or less, or after sufentanil sufficient to reduce the MAC of halothane by 80% or more. In the cord, high doses of sufentanil resulted in a(More)
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