Saturday, October 5, 2013

In Vitro Fertilization

NameUniversityCourseProfessorDateIn vitro fertilizationIntroductionIn vitro fertilization pre -embryo transfer (IVF-ET ) refers to the impressiveness surgical operate in which the womanish chunk is aloof from her body and frizzed by the masculine spermatozoon in controlled conditions . After fertilization the crank is returned to the egg-producing(prenominal) s womb so a successful pregnancy can radiate in . This procedure is conducted in situations where normal conception is unachievable out-of-pocket to existing medical conditionsHistorical backgroundMin Chueh Chang s experimentation with animals led to findings that br support the possibility of in vitro fertilization of human ballock victorious place in a test tube-shaped structure-shaped structure . The graduation known successful operation of this kind was c onducted by Dr . Edwards (an embryologist ) and Dr . Steptoe (a gynecologist ) in England . Louise Brown was the first test tube fry born in Oldham England . From that time the technology and procedures mystify been comminuted and over 20 ,000 children energize been born through this process . From a success rate as low as 1 the current figures stand at 60 in most fullness centers worldwide (Abington Reproductive Medicine 2006ProcedureOn the ordinal day of HYPERLINK http /en .wikipedia .org /wiki / period \o Menstruation rate of flow , a treatment program begins which consists of a authorities of fertility medications to stimulate the recrudescement of multiple HYPERLINK http /en .wikipedia .org /wiki /Ovarian_follicle \o Ovarian follicle follicles of the ovaries . salt away able HYPERLINK http /en .wikipedia .org /wiki /Gonadotropin \o Gonadotropin gonadotropins be designd below close supervision . The program ordinarily lasts for ten age spontaneous ovulation during the cycle is prevented by the use of ! HYPERLINK http /en .wikipedia .org /wiki /Gonadotropin-releasing_endocrine gland \o Gonadotropin-releasing hormone Groh agonists or Groh antagonists which block the instinctive soar up of HYPERLINK http /en .wikipedia .org /wiki /Luteinizing_hormone \o Luteinizing hormone luteinizing hormone (LH ( Hansen , 2005.
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45 ) technological developments in the field of medicine have removed the wishing to have surgery to remove the egg . A new method called Transvaginal Oocyte Retrieval works expeditiously without the need for hospitalization or general anaesthesia . The pistillate uncomplaining is required to undergo two weeks of intensi ve breeding whereby fertility drugs give be administered to her . Blood tests and ultrasound scans of the ovaries will look out the best time to nonice the pelt . When the time to retrieve the egg comes the affected role is piece under local anesthesia and a needle inserted through the vaginal wall . one time the egg has been removed it is put together with the sperm . At the end of 18 hours , the egg is fertilized and ready to be retuned to the female s uterus . From there , the patient can go theater and begin normal duties later onwards 24 hours some(prenominal) female hitherto fail to conceive after the eggs has been implanted in the woman s uterus . Some of the reasons for this includeThe timing of ovulation may be misjudged , or ovulation may not be able to be predicted or may not occurAttempts to obtain eggs that develop during the monitored cycle may be unsuccessful...If you want to get a full essay, order it on our website: BestEssayCheap.com

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