Publications by authors named "F Kehl"

The German guidelines for airway management aim to optimize the care of patients undergoing anesthesia or intensive care. The preanesthesia evaluation is an important component for detection of anatomical and physiological indications for difficult mask ventilation and intubation. If predictors for a difficult or impossible mask ventilation and/or endotracheal intubation are present the airway should be secured while maintaining spontaneous breathing.

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The German airway management guidelines are intended to serve as an orientation and decision-making aid and thus contribute to the optimal care of patients undergoing anesthesiologic- and intensive medical care. As part of the pre-anesthesiologic evaluation, anatomical and physiological indications for difficult mask ventilation and intubation shall be evaluated. This includes the assessment of mouth opening, dental status, mandibular protrusion, cervical spine mobility and existing pathologies.

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Article Synopsis
  • The discussion around anesthetics' environmental impacts has mainly centered on greenhouse gas (GHG) emissions from inhaled agents, with increasing interest in total intravenous anesthesia (TIVA), particularly propofol.
  • Researchers propose expanding the study of general anesthetics to include life cycle assessment (LCA), which evaluates the overall environmental effects throughout the anesthetic's life stages, including manufacturing and disposal.
  • Initial LCA studies show that sevoflurane has a lower carbon footprint than TIVA, but they usually overlook other environmental concerns like waste toxicity and lack comprehensive GHG emissions data related to TIVA components, indicating the need for further research while prioritizing patient care in current practices.
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We report on a field demonstration of a rover-based drilling mission to search for biomolecular evidence of life in the arid core of the Atacama Desert, Chile. The KREX2 rover carried the Honeybee Robotics 1 m depth The Regolith and Ice Drill for Exploration of New Terrains (TRIDENT) drill and a robotic arm with scoop that delivered subsurface fines to three flight prototype instruments: (1) The Signs of Life Detector (SOLID), a protein and biomolecule analyzer based on fluorescence sandwich microarray immunoassay; (2) the Planetary Capillary Electrophoresis System (PISCES), an amino acid analyzer based on subcritical water extraction coupled to microchip electrophoresis analysis; and (3) a Wet Chemistry Laboratory cell to measure soluble ions using ion selective electrodes and chronopotentiometry. A California-based science team selected and directed drilling and sampling of three sites separated by hundreds of meters that included a light-toned basin area showing evidence of aqueous activity surrounded by a rocky desert pavement.

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