A polymer‚ metal‚ or ceramic could be potentially used for a knee implant. Each has its own benefits and disadvantages‚ because of this each material is utilized for a different part of the knee replacement. The three parts of the knee replacement are depicted in Figure 1 and are the femoral component‚ the plastic surface‚ and the tibial plate. The material that is the best fit to use for a biodegradable friendly knee replacement wouldn’t be a metal‚ though currently most common used‚ because when
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My Lai On March 16‚ 1968‚ in the Quang Ngai region of Vietnam‚ specifically My Lai‚ the United States military was involved in an appalling slaughter of approximately 500 Vietnamese civilians. There are numerous arguments as to why this incident even had the capacity to occur. Although some of the arguments seem valid‚ can one really make excuses for the slaughter of innocent people? The company that was responsible for the My Lai incident was the Charlie Company and throughout the company there
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The knee joint is formed by the articulation of the distal end of the femur and the proximal end of the tibia. The fibula is only involved to the extent that it serves as an attachment site for connective tissue. In this paper‚ the anatomy of the joint will be discussed. The knee is a hinge-type‚ diarthrotic‚ or freely moveable joint. Also referred to as a synovial joint‚ the 2 articulating ends of bone are encased in a capsule that lubricates the joint with synovial fluid to reduce friction
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the stability of the knee joint. The ACL specifically prevents the tibia from sliding too far forward‚ making the joint unstable and prone to dislocation. When someone experiences an injury to the ACL‚ they often complain of the feeling that their knee will “give out” due to the lack of stability of the knee joint when the ACL is torn. An ACL injury makes the knee more prone to arthritis and cartilage tears. When you tear your ACL‚ you might hear or feel a pop in your knee. There will probably
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My Lai Massacre In March of 1968 Lieutenant William Calley entered an area termed "Pinkville" by army officials because "it was particularly troublesome and seemed to be infested with booby traps and enemy soldiers ". After penetrating the area‚ Calley commenced to round up every person he could see‚ civilian or not‚ and unload his machine gun on them. Then Calley ordered his platoon to do the same‚ no one was spared‚ women were raped and children were shot. Some men followed Calley ’s orders
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British won the the trial about the Boston Massacre‚ it’s easy to say that American colonists were at fault for instigating the incident. The Boston Massacre involved armed soldiers against colonials. They had guns and superior weaponry. The colonists had clubs. Comparatively‚ aren’t guns the more lethal? Can the blame truly be laid at America’s feet? No; it is unreasonable to fault America for the massacre. Analysis of the situation surrounding the Boston Massacre is necessary for determining who was
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The Massacre of Sand Creek is a tragedy that occurred due to the greed of American’s. American’s have been trying to take away the Indian American’s land for years to expand the United States and it isn’t new for American’s to burst in on the Indian’s territory and remove their rights. This isn’t the first time the American’s have taken control of the Indian’s land for the purpose of pursuing something that is on or in their lands‚ such as gold in the Rocky Mountains. This gold found in the mountains
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Griffin Bassman Form V Mr. Jasikoff 5/18/13 The Massacre At My Lai Starting in 1964‚ the war at Vietnam seemed necessary and useful‚ in the minds of the public. After years of combat‚ the American opinion slowly worsened‚ and by 1967‚ the war was highly questionable. The public support was completely lost after the information of the gruesome massacre at My Lai was leaked. During all of this‚ the American public was trying to figure out how the Americans who partook in this event became so
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Ulster massacres There is speculation around number of planters killed in the early months of the uprising. Early English Parliamentarian pamphlets claimed that over 200‚000 settlers had lost their lives. This is most likely an act of propaganda‚ as recent research has suggested that the number significantly lower‚ in the region of 4‚000‚ though many thousands were forced from their homes. It is estimated that up to 12‚000 Protestants may have lost their lives in total‚ after being exposed to the
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the Boston Massacre‚ “A townsman with a cudgel struck him over the hands with such force…” This writing means that the colonists had clubs to fight back against the British and protect themselves. Although the British had much more powerful weapons‚ such as guns‚ the colonist were able to bring much harm to them as well. In Benjamin Edes’‚ Account of the Boston Massacre‚ a colonist “aimed a blow at the Captain’s head which grazed his hat and fell pretty heavy upon his arm”. A massacre is defined
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