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The laser marking system big Smark is a flexible and affordable laser system for marking on metals and plastics, also for very large workpieces. Sisma S.p.a. is the new laser marking system before big Smark a flexible and low-cost laser system for marking on metals, plastics, ceramics, and many other materials. The system big Smark suited also for the identification of large work pieces. The maximum dimensions are here at 600 x 500 mm area and a maximum height of 400 mm. Can labels until 290 x 290 mm become integrated, which also large labels are easily possible.

After laser class 1, also proven accessories, such as signs handling system, axes, and film transport units in the system can be integrated into the spacious cabin of the work. Another advantage is the wide-opening cabin cover, which provides access to the editing area not only from the front, but also completely by allows for both sides. In addition the cabin cover is available, optionally with an electric drive so that even the small effort for the opening and closing of the cabin cover for the loading and unloading of workpieces can be omitted. Through his compact all-in one”the complete laser system, the electronics and the Windows PC are in the housing construction incorporated – the system takes up little space and can be moved at any time easily with transport wheels. The internal Windows PC takes over the complete control of the system. A high-quality graphical editor and a very easy to use mask for the hardware control provides the user interface. Software engineering can be both vector as directly as bitmap, processed and labeled in highest quality all common graphics formats. The big Smark in different performance classes is offered from 10 W up to 50 W, both as diode-pumped solid state laser (DPSS), and also as a ytterbium fiber lasers. For more information: index.php/laserbeschriftung/lasersystem-big-smark

IVF And Smoking

Women who smoked more than 10 cigarettes per day, the chances of getting pregnant with IVF program (IVF) are significantly down, and in case of pregnancy in these patients more frequently observed multiple pregnancy. Scientists believe the negative effects of smoking not only for yourself an egg, but also on the wall of a woman's uterus. The study involved 700 patients from a clinic for the treatment of infertility. Women participants were divided into two groups. The first group consisted of "heavy smokers" – more than 10 cigarettes per day, the second consisted of a non-smoking patients.

All study participants were nonsmokers husbands. Eggs used for IVF were collected from non-smoking donors. According to our data, IVF has helped smokers is much worse – a successful treatment outcome was equal to 34.1%. In the second group the success rate was 52.2%. Moreover, the "smoking" group observed a high number of complications during pregnancy. The study revealed that the toxic components of cigarette smoke interaction violate the fertilized egg to the uterus and prevent implantation embryo in the uterine wall.

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