Catgut suture treatment produces roughly twice the stitch-holding time of plain catgut, but greater tissue inflammation occurs. Full tensile strength is extended to 18–21 days. It is brown rather than straw-colored, and has improved smoothness due to the dry presentation of the thread (plain catgut is wet). It is otherwise similar to plain catgut. Fast catgut suture is heat-treated to give even more rapid absorption in the body. The first known absorbable sutures were made of the intestines of sheep. The manufacturing process was similar to that of natural musical strings for violins and guitar, and also of natural strings for tennis
Musical Instrument Museum (Volgograd) more. During his lifetime, Evgeny Nikolayevich was often called "doctor of music". Once he gave a rare instrument "Gavioli" — a mixture of harmonium and Ariston, and the harmony, the flute master could have restored himself, while having no prior instruction or experience of playing the instrument. It was also said that Pushkin could restore a unique instrument from the chips. He both repaired and modified instruments. His excellence and expertise with musical instruments is such that he in order not to wake his home, made a device that helped gently cover the strings to mute the sounds. In 1986,