Переведите surgeons have been performing operations for hundreds of years.the first successful appendix operation was in 1736, a painful operations without anaesthetics.doctors have been using anaesthetics since 1845. queen victoria was some of the first women to give birth with the help of anaesthetics. today surgeons perform amazing operations. in 1967, in south africa.dr.christian barnard performed the first heart transplant.since then thousands of people have received new hearts.people who can’t have children have also received help from medical science.in 1978 the first test-tube baby, louise brown,was born.since then over 4000 couples had babies using this technique.now there is even an operations that can help people who are short-sighted.people who have had the operation in moscow can now see better.the operation is available in other countries.new eye surgery using lasers could be even more important in the future.spectacles,or glasses,have been with us for about 500 years and people have been wearing contact lenses since the nineteenth century.because of the new operations, eye surgeon mr.william jory thinks that in the year 2050 nobody will need glasses