The form and size of gunshot wounds depend on the projectile type (bird shot, deforming projectiles, non-deforming projectiles), its velocity at impact (high or low velocity projectiles) and the type of tissue affected by the projectile (soft tissues, bones). Gunshot wounds are always contaminated. While low velocity projectiles usually cause minimal wounds, high velocity projectiles can cause large, devastating wounds.
View Article and Find Full Text PDFThis study evaluates the potential of a neutral density separation technique using iodinated gradient media in combination with Ficoll or alone at two different densities for the purification of bovine and canine islets isolated by a continuous digestion-filtration technique. In addition, centrifugal elutriation is applied to the purification of isolated bovine islets. A single density layer of Ficoll-sodium diatrizoate or Nycodenz at densities of 1.
View Article and Find Full Text PDFThe role of artificial ventilation as an exogenous source of nosocomial pneumonia in long-term ventilated patients is well established. Hence, decontamination of respirators after use is inevitable, although this procedure is costly and time-consuming. The purpose of the study was to prove the efficacy of bacterial filters (Ultipor BB 50, Pall Ltd.
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