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An intramedullary rod, also known as an intramedullary nail (IM nail) or inter-locking nail or Küntscher nail (without proximal or distal fixation), is a metal rod forced into the medullary cavity of a bone. IM nails have long been used to treat fractures of long bones of the body.
The slitting mill, introduced to England in 1590, simplified the production of nail rods, but the real first efforts to mechanise the nail-making process itself occurred between 1790 and 1820, initially in England and the United States, when various machines were invented to automate and speed up the process of making nails from bars of wrought ...
The Kingdom of Spain lost Spanish Netherlands, Spanish viceroyalty of Naples and Sicily, Duchy of Milan, Menorca and Gibraltar. 1717: 27 May: Viceroyalty of New Granada began. 1761: Seven Years' War: Spain declared war on Great Britain. 1763: 10 February: Treaty of Paris. Spain recovers Florida and obtains Louisiana till 1801. 1778
First professional army in Europe – men were hired and trained in Spain to join the army as their professional job not as some levy or through hiring mercenaries. Rapier - Spain was the first European country to use rapiers. First use of a rotorcraft in combat, during the suppression of the Asturias Rebellion in 1934 [37]
Küntscher first performed the process using the nail in November 1939 at the University Department of Surgery in Kiel. He first presented 12 cases of intramedullary fixation with rods at a surgical meeting in Berlin 03/18/40 and was met with general disapproval for using surgery for fractures [ 1 ] The German military initially disapproved of ...
The Nippur cubit-rod, c. 2650 BCE, in the Archeological Museum of Istanbul, Turkey. The beginning of bronze-smelting coincides with the emergence of the first cities and of writing in the Ancient Near East and the Indus Valley. The Bronze Age starting in Eurasia in the 4th millennia BC and ended, in Eurasia, c.1200 BC.
The slitting mill was a watermill for slitting bars of iron into rods. The rods then were passed to nailers who made the rods into nails, by giving them a point and head. The slitting mill was probably invented near Liège in what is now Belgium. The first slitting mill in England was built at Dartford, Kent in 1590.
Articles on the modern history of Spain: Early Modern history of Spain. Habsburg Spain (16th to 17th centuries) 17th-century Spain; Bourbon Spain (18th century) 19th-century Spain. History of Spain (1814–73) Restoration (Spain) (1874–1931) 20th-century Spain. Second Spanish Republic (1931–1939) Francoist Spain (1936–1975) History of ...