filling equipment the fill will be such that to be less than 75 of the volume of the primary container and checked by electronic scales so as to meet to desired pre determined weight a closure will be applied the container will then be placed in a foil film pouch which is sealed with a rotary heat sealer to form a moisture protection poach alternatively the batched containers will then be transferred to a blister packing room such as a multivac blister packing where each container is packaged into a petg pe blister package the blister packed product is loaded into irradiation boxes and subjected to pre determined levels of e beam irradiation clinical tests for effectiveness on general surgical procedures as well as cardiovascular and orthopaedic surgical procedures were performed an open label randomised controlled multi centre unmasked study was conducted to evaluate safety and effectiveness of two haemostatic agents the study compared the surgifoam sponge from which the haemostatic powder is prepared to an absorbable gelatin sponge currently legally marketed in the usa the primary objective was to examine the effectiveness as measured by haemostatis within 10 minutes of application two hundred and eighty one patients were enrolled in to the study and received study treatment the haemostatis data was collected immediately during the surgery and the patients examined at 2 to 4 weeks and again at 6 to 8 weeks in order to obtain safety data the effectiveness data is summarised in table 1 the purpose of this study was to measure both surgeons and operating room nurses 39 perception of the device in terms of control of sterility and ease of preparation 12 interviews.