Catgut suture used on a kit, or fiddle). Misinterpretation of the word kit as referring to a young cat led to the use of the term catgut. Surgical gut is in fact made from the submucosa of sheep intestine or the serosa of bovine intestine and is approximately 90% collagen. Perhaps another possible explanation of the name is the combination of the words cattle and gut. B Braun Medical AG, a German Multi National company first industrialized catgut suture and Catgut is a brand registered with B Braun. Catgut Chrome (B Braun) suture is a variant treated with chromic acid salts. This
Racket (sports equipment) injury rate in tennis (when compared with the wood era) is, in part, due to the increase in stiffness, both of the racket and of the strings. Real tennis uses wooden rackets and cork-filled balls. It is a very different sport from today's lawn tennis. Racket (sports equipment) A racket or racquet is a sports implement consisting of a handled frame with an open hoop across which a network of strings or catgut is stretched tightly. It is used for striking a ball or shuttlecock in games such as squash, tennis, racquetball, and badminton. Collectively, these games are known as