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Antonius Mathijsen (November 4, 1805 – June 15, 1878) was a Dutch army surgeon who first used plaster of Paris to fixate broken bones in a plaster cast. Biography
Gypsum plaster, [12] also known as plaster of Paris, [13] is a white powder consisting of calcium sulfate hemihydrate. The natural form of the compound is the mineral bassanite . [ 14 ] [ 15 ]
Newly applied short leg cast Short leg walking cast Plaster of Paris short leg walking cast with toeplate Long leg cast for tibial fracture. Lower extremity casts are classified similarly, with a cast encasing both the foot and the leg to the hip being called a long leg cast, while a cast encasing the patient's foot, ankle and lower leg ending below the knee being called a short leg cast.
Antonius Mathijsen invented the Plaster of paris cast. 1852. J. Marion Sims successfully repaired a vesicovaginal fistula. 1854.
The word gypsum is derived from the Greek word γύψος (gypsos), "plaster". [9] Because the quarries of the Montmartre district of Paris have long furnished burnt gypsum (calcined gypsum) used for various purposes, this dehydrated gypsum became known as plaster of Paris. Upon adding water, after a few dozen minutes, plaster of Paris becomes ...
This was inspired by the plaster of Paris she used in her sculptural work. The anatomically correct papier mâché splint reduced the healing time while properly supporting the broken limb. The idea of using plaster of Paris was adopted and refined over the years and is still in use today by the medical profession. [10]
Fiorelli is best known for his plaster casts (calchi), produced by a process named after him: the Fiorelli process. He realized that where a corpse or other organic material had been buried in ash, it had rotted over time, leaving a cavity. Whenever an excavator discovered such a cavity, plaster of Paris was poured in and left to harden. The ...
A plasterer is a tradesman who works with plaster, such as forming a layer of plaster on an interior wall or plaster decorative moldings on ceilings or walls. The process of creating plasterwork, called plastering, has been used in building construction for centuries. A plasterer is someone who does a full 4 or 2 years apprenticeship to be ...