Cornea Transplant Essay

BIOLOGY ESSAY Discuss the role of Human shifts in society There ar many types of organs in our body. each organ has their own function and they argon important. If an organ is termsd or diseased, with discover medical help, a person could die. The cornea is very special and is an important purpose of human body. It helps to protect the rest of the eye from germs, dust, and some other harmful matter. The cornea acts as the eyes outermost lens. It functions like a window that controls and focuses the main course of light into the eye. The cornea also serves as a filter, screening out roughly of the mist damaging ultraviolet wavelengths in sunlight.Without this protection, the lens and the retina would be highly susceptible to injury from ultraviolet radiation. (SOLL EYE) A cornea shift is a working(a) procedure to replace part of the cornea with corneal tissue from a deathlike person donor. Cornea transplant apply for raft who know peck problem caused by thinning of the cornea, severe infections or injuries to scarring of the cornea or vision loss caused by cloudiness of the cornea. The method of cornea operating theater is complex. Sometimes, the body rejects the transplant tissue. This occurs in a small number of patients (The New York Times).It occurs in intimately one out of three patients in the commencement five years (Medline Plus). According to aluminum shopping mall Bank, more than 90% of cornea transplant operations successfully sophisticate the recipients vision. Other dangers for a corneal transplant argon bleeding, infection of the eye, Glaucoma (high pressure in the eye than can cause vision loss) and swelling of the front of the eye (Medline Plus). Certainly, the medical provider would take both possible precaution to stay fresh such complications because it can permanently damage the eyes.The surgery consists of the removal of a circular piece of the affected cornea and refilling it with a piece of donor cornea of exactly th e same size or shape. It is sewn into place with very fine stitches. nerves are neer removed or replaced during the operation. The body can reject the new cornea sometimes and this is a very negative result of this surgery. 3% to 5% community get scarred and swollen in their eyes after the surgery according to Dr. Paul Driver. However, at that place are still some unconditional about the corneal surgery. It mproves nations vision and has a positivist impact on their social and educational development (SOLL EYE). There are many benefits for patients who receive a cornea transplant. The recovery time of corneal transplant is faster than other transplants. People who get the transplant can apply the hospital in a day. With almost all the other surgeries and other transplants, they require population to be hospitalized. Also, the success probability of cornea transplant is higher(prenominal) than other surgeries and patients enjoy good vision for many years (Winchester Hospital ). Although the transplant has many benefits, it also has some limitations.In some cases, the body rejects the new cornea. Recognizing the example signs of problems is the best look to prevent corneal transplant rejection. Those symptoms are redness, pain, bare-assed to light and decreased vision that last more than 12 hours (Cleveland Clinic). Also, cornea infections are still be a problem that science is trying to prevent. optic drops are used to prevent infection scarce also prevent rejection. Rejection can be stopped in most cases, especially if it is diagnosed and hard-boiled timely. If treatment fails, another transplant will be needed.However, it is more hard-fought and the chances of success are not as good as with the first transplant (net doctor). And still, there are cases when a donor cornea cannot be appoint to use in the transplant, because the donors are not available. In Europe, an Opt-out uprise has the sterling(prenominal) impact on the number of preventa ble deaths that occur because of the lack of donated organs. This approach requires each individual to make a minor action in declaring his or her desire to refrain from donating according to Opt-out laws. Family do not pack in this, it would not make any changes unless that person suppose no to donation.In the United States, the system is the opposite of Opt-out, and it is called Opt-In. Many states find a way to encourage the donations to be made by allowing the agreement to be far-famed on the drivers license. Donor signs up for an individuals wish to be a donor. Individual people have to say yes to be a donor. This means the number of donors starts from a small number. It is a pure consent system rather than an extended opt-out system. (NHSBT) There are more than 10 million people waiting for corneas solely there are less people contribute corneas (Sight Life).Some people dont want to contribute it because of their religious beliefs make them come back they cannot contribute anything on their body after death. Most people think that dead people do not need their organs anymore they should give them to individual who does and prefer an Opt-out approach. The cornea transplant costs a lot of money. According to Eye Surgery Center, it costs 7500 to 10000 dollars to get a cornea transplant. This expensive determine also can be a problem. Some poor people cannot get the transplant because they do not have enough money. The blank space can cause people to commit robbery.Even some people filch because of this expensive operation prices. For example, on NTD telly in China on Aug. 1, 2012, there was a report about a Korean copulate that visited China and the woman was kidnapped. After few days, the woman was found dead with all of her organs removed. This kind of situation is a very dangerous problem. People commit crimes because of this expensive price that they cannot afford it. Over 111000 people need organ transplants. Thousands of people die each yea r earlier a transplant can be located and people have to wait for a long time.Increasing the number of donors would help end the costless suffering and would save lives. I know its hard to think about what are going to happen to your body after you die, but being an organ donor is a generous and worthwhile end that can be a lifesaver. Citation corneal Transplant Improves pot and Daily Life for Some Children. American honorary society of Opthalmology . American Academy of Opthalmology , 2013. Web. 8 Feb. 2013. Cornea transplant. MedlinePlus. MedlinePlus, 24 Jan. 2013. Web. 5 Feb. 2013. Community, Health, You dont need your eyes when youre dead but there people do. UPWORTHY. UPWORTHY, 2012. Web. 5 Feb. 2013. Corneal Problems . SOLL EYE . SOLL EYE, 2012. Web. 8 Feb. 2013. Corneal Transplantation. netdoctor. netdoctor, 2012. Web. 11 Feb. 2013. Corneal conditions and diseases. Cleveland Clinic . Cleveland Clinic, 2013. Web. 11 Feb. 2013. Corneal Transplant . Winchester Hospital . Winchester Hospital, 2013. Web. 11 Feb. 2013. Developed by, RelayHealth. Corneal Transplant. CRS Adult Health Advisor (2012) 1. Health solution Consumer Edition. Web. 5 Feb. 2013. Education and Training, Myths and Facts about Cornea Transplant . Alabama Eye Bank.Alabama Eye Bank, 2013. Web. 8 Feb. 2013. Corneal Transplantation. Eye Surgery Center. Eye Surgery Center, 2009. Web. 11 Feb. 2013. Health Guide, Corneal Transplant. The New York Times. The New York Times, 5 Feb. 2013. Web. 5 Feb. 2013. Something about Organ Donation. Donation after Death. Donation after Death, 2013. Web. 9 Feb. 2013. The Traffickers . NTD Television. NTD Television , 2013. Web. 9 Feb. 2013. The World Through New Eyes. SightLife. SightLife, 2012. Web. 9 Feb. 2013. Why do donors tick the opt-out box for eye? . BBC News. BBC News, 13 Apr. 2010. Web. 5 Feb. 2013.