Surgical suture father of medicine, Hippocrates, described suture techniques, as did the later Roman Aulus Cornelius Celsus. The 2nd-century Roman physician Galen described gut sutures. In the 10th century, the catgut suture along with the surgery needle were developed by Abulcasis. The catgut suture was similar to that of strings for violins, guitar, and tennis racquet and it involved harvesting sheep intestines. Joseph Lister endorsed the routine sterilization of all suture threads. He first attempted sterilization with the 1860s "carbolic catgut," and chromic catgut followed two decades later. Sterile catgut was finally achieved in 1906 with iodine treatment. The next great leap
Janzi (musical instrument) Janzi (musical instrument) Janzi is a Ugandan string instrument invented by Ssewakiryanga James Junior also known as Ssewa Ssewa. It was vetted and accorded the Utility Model Protection by African Regional Intellectual Property Organization (ARIPO) Zimbabwe and Uganda Registration Services Bureau in 2017. The instrument has been a major instrument on all Janzi Band and Ssewa's performances since its inception. The Janzi has two long wooden necks on the left and right, with a narrow space in between. It is made up of 22 strings, 11 strings on either side attached to the sound box with plastic strings. The Janzi