operative methods performed by a physician who specializes in surgery. There are several types of surgeries performed for over years and has its own history. Formerly, Barber surgeons are barbers who are authorized to practice minor surgeries including bloodletting, since they have the finest knives during those times. Today, many surgeons has specialized fields, such examples would
forms. Carbon steel is used to make scissors in which the blade and the handle form one continuous piece. Scissors made from carbon steel are plated with nickel or chromium to prevent rusting. Stainless steel is used to make scissors in which a plastic handle is fitted to the metal blade. It has the advantages of being light and rustproof. The Manufacturing Process Making the blanks Before they are sharpened and attached the two halves of a pair of scissors are known as blanks. A blank may
Robotic surgery will allow for a much greater degree of precision and accuracy to be achieved whenever certain types of surgical procedures are being used, such as orthopaedic surgery, or neurological. A surgeon will be able to manipulate the robot from a centralised distance means that the surgery can be performed in a less restrictive manner. This means that the patient can be treated and operated on with a minimum of staff which in turn, reduces costs
considered as the first plastic surgeon, to perform earlobe and nose reconstructive surgeries [1]. At the current time, plastic surgery is one of the most successfully growing medical fields worldwide. About 12.6 billion dollars were spent on plastic surgery in the US in 2013 [2], and about 2.3 billion British pounds were spent on it in the UK in 2010 [3]. In this paper, plastic surgery definition, causes of performing plastic surgeries and the process of
Plastic materials have been already produced since the last century and in 1909 the synthesis of the first true plastic named Bakelite occurred. They approximately came into common use in the 1950s and as the time passed by the established trend was nearly all consumer goods to contain and/or be contained by plastic since their products offered extensive benefits in everyday human life (Moore et al., 2008; Provencher et al., 2010). Subsequently, the global production of plastics has increased from
Polystyrene also has lots of advantages: it is easy to handle with when constructing, it is available in different ranges of thicknesses width and lengths, its freeze-thaw resistance, it has good pending pressure, and it's easier to cut than most plastics. In some places, Expanded Polystyrene is mostly known as Styrofoam instead of Expanded Polystyrene. Styrofoam has cells that are not interconnected, which is good
car tyers and door handles...….etc. The figure below show some exterior part made of plastic: (Plastic still has a poor image even today, being connected more with flimsy toys than the leading edge of motor industry technology But plastics are becoming increasingly used in making cars)1 and we will see through this project the important role the plastic play in automotives industry. Why we use plastics in cars: the answer for that in general is because we lower the car Wight and that will
UPVC doors and windows UPVC means Unplasticized Polyvinyl Chloride. This material is a chemical component which is composed of chlorine, hydrogen and carbon. Nowadays, this material is widely used to produce high quality and designer doors and windows. Doors and windows are very easy to produce by using UPVC, as compared to timber, aluminium or wood. UPVC is considered as an Eco-friendly material. It can prohibit deforestation by decreasing the utilization of wood and timber for producing windows
Cosmetic surgery on teenagers 1. Give an outline of the various view on plastic surgery for teenagers which are presented in text 1 and 2 In both text 1 “Plastic surgery for teens” by Valerie Ulene and text 2 ”More on image and self-esteem” by Camille Sweeney have the same point of view about cosmetic surgery and the general impression of increased self-esteem. The text by Valerie Ulene highlights the surgery when text 2 focuses more on the image and self-esteem. Valerie Unlene tells that in
the context of 5 questions you must ask your plastic surgeon before having surgery, and then conclude with 5 highly classified secrets. The 5 Most Important Questions You Must Ask