The result is TREK, which incorporates 10 new design changes for improved performance and represents a true leap forward in balloon dilatation catheter design, said Robert Hance, senior vice president, vascular, Abbott. With TREK and MINI-TREK, we’re able to present two advanced balloon catheter systems designed to meet physicians’ requirements for accessing challenging anatomy to help improve affected individual outcomes. TREK comes in 77 sizes and in a multitude of diameters and lengths . The TREK dilatation catheter may be the delivery system for Abbott’s long term generations of stent technology. TREK happens to be an investigational device and is not available for sale in the United States.. ASBP releases weight-loss tips for sufferers with type 2 diabetes The American Culture of Bariatric Physicians today released a set of weight-loss tips that work for improving and reversing type 2 diabetes.All the authors made a decision to send the manuscript for publication. The study protocol and statistical evaluation plan can be found at NEJM.org. Statistical Analysis The trial was made to provide adequate power for assessment of both primary end point of progression-free survival and the secondary end point of overall survival. For the principal end point, we estimated that 259 events would be necessary to provide 90 percent capacity to detect a hazard ratio of 0.667 , using the log-rank test and a two-sided significance level of 0.05.