A dental laser is a special laser used to counter oral surgery or dentistry. A wide range of opportunities lie in the dental departments in hospitals, dental clinics and nursing homes. Apart from this, the Forensic department needs dentists for identification of deceased through bite mark analysis, dental remains etc. If you (or someone you know) are interested in learning more about these or other alternative health programs, let professional training within fast-growing industries like massage therapy, naturopathy, acupuncture, Chinese medicine, Reiki, and others get you started! Explore courses in Oriental medicine near you. Tourniquets are commonly used in limb trauma surgery to exsanguinate blood flow to a distal extremity. The decision to use tourniquets, along with its location and timing also has important effects on patient outcome 8 A systematic review by PrÃ¦stegaard, et al. found that length of hospital stay was longer in groups who had tourniquet use compared to non-tourniquet groups in lower limb fracture surgery 8 The pressure generated in modern tourniquets, particularly if hyperinflated, can lead to a number of complications including nerve trauma and rhabdomyolysis 9,10 Under-pressurised cuffs cause insufficient exsanguination and can result in excess intraoperative bleeding. The cuff should also not overlie bony prominences, such as the head of the fibula, in order to avoid nerve compression injury. Further considerations should be made in patients with relative complications such as severe infections, poor cardiac reserve, Raynaud’s disease, or peripheral neuropathy 11 It is therefore critical to consider the use, along with placement and timing of the tourniquet prior to the procedure. Conducting a thorough check to ensure that all equipment and personnel are positioned correctly at the start of any operation is essential for both the safety of the surgical team and the patient outcome. Orthopaedic surgery in particular carries a high risk of occupational injury and this group could benefit greatly from ergonomic improvements. This review highlights multiple factors that can influence safety of surgeons, surgical efficiency and patient outcomes. According to China’s National Census 2010, the sampled surveillance sites in the NMNMSS covered nearly 13% population of China. Table 1 shows the comparison of population distribution in 6 strata among the NMCHSS, NMNMSS and the whole country. The distribution of population in the NMCHSS and the whole country is basically the same. The proportion of the population in the eastern, central and western regions of the NMNMSS is consistent with that of the whole country, but the proportion of urban population is much higher than that of the whole country, especially in the central and western regions. Table 2 shows the number of sampled health facilities stratified by regions and hospital levels. Compared with Level 2 and 3 hospitals, the proportion of Level 1 hospitals is lower. There are very few sampled Level 1 hospitals in eastern region. Of the 441 health facilities, 26 (5.9%) hospitals have no hospital level certification.