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Two cases of intractable postpartum hemorrhage managed by the B-Lynch Brace suture, a new technique for control of massive postpartum hemorrhage, are presented. Because of its simplicity and capability of preserving uterus, this procedure may be considered as first line surgical treatment before considering hysterectomy.
A quaternion linear colour edge-sharpening filter is presented. A quaternion convolution mask is created using a genetic algorithm (GA) and a zooming technique. When the new filter is applied to colour images, it produces sharpened colour edges in all directions in regions where colour (but not intensity) edges occur in the image. The methodology of the… (More)