In 1828, Dieffenbach enhanced the surgical treatment of cleft palate by introducing hard palatal mucosa elevation to allow the closure of hard palatal cleft. von Langenbeck (1859) proposed the creation of a bipedicle mucoperiosteal flap that can be mobilized medially to close the palatal cleft.
In fact, over 2 million deaths occur each year from water-related diarrhea alone. At any given time, almost half of the people in developing countries suffer from water-related diseases.â â¢ WHO World Health Report 1999. Statistical Annex. Totals of 2.3 million excluding several water-related diseases.
It gets worse. The water they find is usually contaminated with diarrhoeal diseases, such as dysentery and cholera, which cause the deaths of 2,000 children every day. This is because 2.5 billion people worldwide live without a private and safe toilet. And when you have to go, you have to go.