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Catgut (also known as gut) is a type of cord [1] that is prepared from the natural fiber found in the walls of animal intestines. [2] Catgut makers usually use sheep or goat intestines, but occasionally use the intestines of cattle , [ 3 ] hogs , horses , mules , or donkeys . [ 4 ]
Misinterpretation of the word kit as referring to a young cat may have led to the use of the term catgut. Perhaps another possible explanation of the name is the combination of the words cattle and gut. B Braun Medical AG, a German manufacturer, first industrialized catgut suture; Catgut is a brand registered of the company.
An endband along the top edge of the book (as a book is standing upright) is called a headband, and one along the bottom edge is called a tailband. An endband, more so the headband, helps to resist the strain placed on the book when shelved upright with the spine facing outward, especially as it is common to pull a book out by hooking a finger ...
The 2nd-century Roman physician Galen described sutures made of surgical gut or catgut. [27] In the 10th century, the catgut suture along with the surgery needle were used in operations by Abulcasis. [28] [29] The gut suture was similar to that of strings for violins, guitars, and tennis racquets and it involved harvesting sheep or cow ...
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A fill line on a German wine glass Germany has had a number of weights and measures acts specifically addressing volumetric markings on glassware. Local and state laws have since been superseded by the federal Mess- und Eichgesetz [ de ] ("Measurement and Calibration Act"), which in turn was updated to implement the EU directive.
Bowl of a wine glass in typical cut glass style Cut glass chandelier in Edinburgh. Cut glass or cut-glass is a technique and a style of decorating glass. For some time the style has often been produced by other techniques such as the use of moulding, but the original technique of cutting glass on an abrasive wheel is still used in luxury products.
This is perhaps why this curious property of the drops remained unexplained for centuries. [ 7 ] The second unusual property of the drops, namely the strength of the heads, is a direct consequence of large compressive residual stresses — up to 700 megapascals (100,000 psi) — that exist in the vicinity of the head's ...