Dislocations metal Stock Photos and Images
A practical treatise on fractures and dislocations . ad of tfee heel. the use of pulleys. For the purpose of retaining this admirable,because most efficient principle, I employ a well-padded iron knob,which may represent the heel, from which there extend laterally twostrong straight branches of the same metal, each ending in a bulbor ring of about four inches in length, the office of which is designedto keep the margins of the axilla as free from pressure as possible.The iron knob is to be pressed well up into the axilla and attached tocords fastened to a staple; the patient lying upon his bac Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-ad-of-tfee-heel-the-use-of-pulleys-for-the-purpose-of-retaining-this-admirablebecause-most-efficient-principle-i-employ-a-well-padded-iron-knobwhich-may-represent-the-heel-from-which-there-extend-laterally-twostrong-straight-branches-of-the-same-metal-each-ending-in-a-bulbor-ring-of-about-four-inches-in-length-the-office-of-which-is-designedto-keep-the-margins-of-the-axilla-as-free-from-pressure-as-possiblethe-iron-knob-is-to-be-pressed-well-up-into-the-axilla-and-attached-tocords-fastened-to-a-staple-the-patient-lying-upon-his-bac-image343225348.htmlRM2AXB7C4–A practical treatise on fractures and dislocations . ad of tfee heel. the use of pulleys. For the purpose of retaining this admirable,because most efficient principle, I employ a well-padded iron knob,which may represent the heel, from which there extend laterally twostrong straight branches of the same metal, each ending in a bulbor ring of about four inches in length, the office of which is designedto keep the margins of the axilla as free from pressure as possible.The iron knob is to be pressed well up into the axilla and attached tocords fastened to a staple; the patient lying upon his bac
Electron microscopy; proceedings of the Electron microscopy; proceedings of the Stockholm Conference, September, 1956 electronmicrosco00euro Year: 1957 Direct Observation of Dislocations and Their Movement in Metal Foils P. B. HiRSCH, R. W. HoRNE, and M. J. Whelan Cavendish Laboratory, Cambridge In order to explain the low values of the shear stress required to start plastic flow in metal crystals, it is necessary to postulate the existence of a lattice imperfection, known as a dislocation. There is a considerable amount of indirect evidence from etch- ing and precipitation experiments (9, 13 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/electron-microscopy-proceedings-of-the-electron-microscopy-proceedings-of-the-stockholm-conference-september-1956-electronmicrosco00euro-year-1957-direct-observation-of-dislocations-and-their-movement-in-metal-foils-p-b-hirsch-r-w-horne-and-m-j-whelan-cavendish-laboratory-cambridge-in-order-to-explain-the-low-values-of-the-shear-stress-required-to-start-plastic-flow-in-metal-crystals-it-is-necessary-to-postulate-the-existence-of-a-lattice-imperfection-known-as-a-dislocation-there-is-a-considerable-amount-of-indirect-evidence-from-etch-ing-and-precipitation-experiments-9-13-image239639110.htmlRMRWTE3J–Electron microscopy; proceedings of the Electron microscopy; proceedings of the Stockholm Conference, September, 1956 electronmicrosco00euro Year: 1957 Direct Observation of Dislocations and Their Movement in Metal Foils P. B. HiRSCH, R. W. HoRNE, and M. J. Whelan Cavendish Laboratory, Cambridge In order to explain the low values of the shear stress required to start plastic flow in metal crystals, it is necessary to postulate the existence of a lattice imperfection, known as a dislocation. There is a considerable amount of indirect evidence from etch- ing and precipitation experiments (9, 13
Atlas and Epitome of Traumatic Fractures and Dislocations by Dr. H. Helferich copyright 1902 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-atlas-and-epitome-of-traumatic-fractures-and-dislocations-by-dr-h-37188424.htmlRFC4E260–Atlas and Epitome of Traumatic Fractures and Dislocations by Dr. H. Helferich copyright 1902
A practical treatise on fractures and dislocations . Iron knob employed by Skey, instead of the beel. use of pulleys. For the purpose of retaining this admirable becausemost efficient principle, I employ a well-padded iron knob, which mayrepresent the heel, from which there extend laterally two strong straightbranches of the same metal, each ending in a bulb or ring of aboutfour inches in length, the office of which is designed to keepthe mar-gins of the axilla as free from pressure as possible. The iron knobis to be pressed well up into the axilla and attached to cords fastenedto a staple; th Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-iron-knob-employed-by-skey-instead-of-the-beel-use-of-pulleys-for-the-purpose-of-retaining-this-admirable-becausemost-efficient-principle-i-employ-a-well-padded-iron-knob-which-mayrepresent-the-heel-from-which-there-extend-laterally-two-strong-straightbranches-of-the-same-metal-each-ending-in-a-bulb-or-ring-of-aboutfour-inches-in-length-the-office-of-which-is-designed-to-keepthe-mar-gins-of-the-axilla-as-free-from-pressure-as-possible-the-iron-knobis-to-be-pressed-well-up-into-the-axilla-and-attached-to-cords-fastenedto-a-staple-th-image338228673.htmlRM2AJ7J3D–A practical treatise on fractures and dislocations . Iron knob employed by Skey, instead of the beel. use of pulleys. For the purpose of retaining this admirable becausemost efficient principle, I employ a well-padded iron knob, which mayrepresent the heel, from which there extend laterally two strong straightbranches of the same metal, each ending in a bulb or ring of aboutfour inches in length, the office of which is designed to keepthe mar-gins of the axilla as free from pressure as possible. The iron knobis to be pressed well up into the axilla and attached to cords fastenedto a staple; th
A practical treatise on fractures and dislocations . blebecause most efficient principle, I employ a well-padded iron knob, which mayrepresent the heel, from which there extend laterally two strong straight branchesof the same metal, each ending in a bulb or ring of about four inches in length,the office of which is designed to keep the margins of the axilla as free frompressure as possible. The iron knob is to be pressed well up into the axillaand attached to cords fastened to a staple; the patient lying upon his back orinclined a little to the opposite side. The arm is then to be drawn downw Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-blebecause-most-efficient-principle-i-employ-a-well-padded-iron-knob-which-mayrepresent-the-heel-from-which-there-extend-laterally-two-strong-straight-branchesof-the-same-metal-each-ending-in-a-bulb-or-ring-of-about-four-inches-in-lengththe-office-of-which-is-designed-to-keep-the-margins-of-the-axilla-as-free-frompressure-as-possible-the-iron-knob-is-to-be-pressed-well-up-into-the-axillaand-attached-to-cords-fastened-to-a-staple-the-patient-lying-upon-his-back-orinclined-a-little-to-the-opposite-side-the-arm-is-then-to-be-drawn-downw-image340214492.htmlRM2ANE31G–A practical treatise on fractures and dislocations . blebecause most efficient principle, I employ a well-padded iron knob, which mayrepresent the heel, from which there extend laterally two strong straight branchesof the same metal, each ending in a bulb or ring of about four inches in length,the office of which is designed to keep the margins of the axilla as free frompressure as possible. The iron knob is to be pressed well up into the axillaand attached to cords fastened to a staple; the patient lying upon his back orinclined a little to the opposite side. The arm is then to be drawn downw
A practical treatise on fractures and dislocations . Salters cradle. (From Fergusson.) ing the fragments upon each other is obviated. This is accomplishedby the rolling of two pulley-wheels upon a horizontal bar. The casein which the leg rests may be made of metal or of wood, and the frameof iron, for the sake of lightness and strength. Dr. Hodgen, of St. Louis, suspends the box over a pulley placedtransversely, so that by drawing the rope to the right or to the left,the box may be turned upon either side. FEACTUEES OF THE TIBIA AND FIBULA. 473 Fig. 218.. Fracture-box, with movable sides. Thes Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-salters-cradle-from-fergusson-ing-the-fragments-upon-each-other-is-obviated-this-is-accomplishedby-the-rolling-of-two-pulley-wheels-upon-a-horizontal-bar-the-casein-which-the-leg-rests-may-be-made-of-metal-or-of-wood-and-the-frameof-iron-for-the-sake-of-lightness-and-strength-dr-hodgen-of-st-louis-suspends-the-box-over-a-pulley-placedtransversely-so-that-by-drawing-the-rope-to-the-right-or-to-the-leftthe-box-may-be-turned-upon-either-side-feactuees-of-the-tibia-and-fibula-473-fig-218-fracture-box-with-movable-sides-thes-image343231734.htmlRM2AXBFG6–A practical treatise on fractures and dislocations . Salters cradle. (From Fergusson.) ing the fragments upon each other is obviated. This is accomplishedby the rolling of two pulley-wheels upon a horizontal bar. The casein which the leg rests may be made of metal or of wood, and the frameof iron, for the sake of lightness and strength. Dr. Hodgen, of St. Louis, suspends the box over a pulley placedtransversely, so that by drawing the rope to the right or to the left,the box may be turned upon either side. FEACTUEES OF THE TIBIA AND FIBULA. 473 Fig. 218.. Fracture-box, with movable sides. Thes
A practical treatise on fractures and dislocations . Swing box or cradle. (From Skey.) deviations in the line of the bone as he would probably have other-wise employed. The swing invented by James Salter, of London, is constructed soas to allow not only a lateral motion, but also a more complete motionin the direction of the axis of the limb, by which the danger of push- Fig. 217.. Salters cradle. (From Fergusson.) ing the fragments upon each other is obviated. This is accomplishedby the rolling of two pulley-wheels upon a horizontal bar. The casein which the leg rests may be made of metal or Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-swing-box-or-cradle-from-skey-deviations-in-the-line-of-the-bone-as-he-would-probably-have-other-wise-employed-the-swing-invented-by-james-salter-of-london-is-constructed-soas-to-allow-not-only-a-lateral-motion-but-also-a-more-complete-motionin-the-direction-of-the-axis-of-the-limb-by-which-the-danger-of-push-fig-217-salters-cradle-from-fergusson-ing-the-fragments-upon-each-other-is-obviated-this-is-accomplishedby-the-rolling-of-two-pulley-wheels-upon-a-horizontal-bar-the-casein-which-the-leg-rests-may-be-made-of-metal-or-image343231889.htmlRM2AXBFNN–A practical treatise on fractures and dislocations . Swing box or cradle. (From Skey.) deviations in the line of the bone as he would probably have other-wise employed. The swing invented by James Salter, of London, is constructed soas to allow not only a lateral motion, but also a more complete motionin the direction of the axis of the limb, by which the danger of push- Fig. 217.. Salters cradle. (From Fergusson.) ing the fragments upon each other is obviated. This is accomplishedby the rolling of two pulley-wheels upon a horizontal bar. The casein which the leg rests may be made of metal or
![. A practical treatise on fractures and dislocations. utter for the arm and forearm. TREATMENT. 95 Late in the treatment of fraeture of the femur oik. of the forms of]ii])-splints may be conveniently used. Anterior suspended splints may also be of tlie moulded kind, withiucluded metal rings or loops for the attachment of the supportingcords, or some modification of Nathan R. 8miths anterior splintspecially designed for the treatment of fractures of the femur. This Fig. 43.. Suspended moulded splint for fracture of leg or lower part of femur. splint (Fig. 44) is made of two parallel iron rods, Stock Photo](https://c8.alamy.com/comp/2AFWD92/a-practical-treatise-on-fractures-and-dislocations-utter-for-the-arm-and-forearm-treatment-95-late-in-the-treatment-of-fraeture-of-the-femur-oik-of-the-forms-of-ii-splints-may-be-conveniently-used-anterior-suspended-splints-may-also-be-of-tlie-moulded-kind-withiucluded-metal-rings-or-loops-for-the-attachment-of-the-supportingcords-or-some-modification-of-nathan-r-8miths-anterior-splintspecially-designed-for-the-treatment-of-fractures-of-the-femur-this-fig-43-suspended-moulded-splint-for-fracture-of-leg-or-lower-part-of-femur-splint-fig-44-is-made-of-two-parallel-iron-rods-2AFWD92.jpg ". A practical treatise on fractures and dislocations. utter for the arm and forearm. TREATMENT. 95 Late in the treatment of fraeture of the femur oik. of the forms of]ii])-splints may be conveniently used. Anterior suspended splints may also be of tlie moulded kind, withiucluded metal rings or loops for the attachment of the supportingcords, or some modification of Nathan R. 8miths anterior splintspecially designed for the treatment of fractures of the femur. This Fig. 43.. Suspended moulded splint for fracture of leg or lower part of femur. splint (Fig. 44) is made of two parallel iron rods, Stock Photo")
. A practical treatise on fractures and dislocations. utter for the arm and forearm. TREATMENT. 95 Late in the treatment of fraeture of the femur oik. of the forms of]ii])-splints may be conveniently used. Anterior suspended splints may also be of tlie moulded kind, withiucluded metal rings or loops for the attachment of the supportingcords, or some modification of Nathan R. 8miths anterior splintspecially designed for the treatment of fractures of the femur. This Fig. 43.. Suspended moulded splint for fracture of leg or lower part of femur. splint (Fig. 44) is made of two parallel iron rods, Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-utter-for-the-arm-and-forearm-treatment-95-late-in-the-treatment-of-fraeture-of-the-femur-oik-of-the-forms-of-ii-splints-may-be-conveniently-used-anterior-suspended-splints-may-also-be-of-tlie-moulded-kind-withiucluded-metal-rings-or-loops-for-the-attachment-of-the-supportingcords-or-some-modification-of-nathan-r-8miths-anterior-splintspecially-designed-for-the-treatment-of-fractures-of-the-femur-this-fig-43-suspended-moulded-splint-for-fracture-of-leg-or-lower-part-of-femur-splint-fig-44-is-made-of-two-parallel-iron-rods-image336776078.htmlRM2AFWD92–. A practical treatise on fractures and dislocations. utter for the arm and forearm. TREATMENT. 95 Late in the treatment of fraeture of the femur oik. of the forms of]ii])-splints may be conveniently used. Anterior suspended splints may also be of tlie moulded kind, withiucluded metal rings or loops for the attachment of the supportingcords, or some modification of Nathan R. 8miths anterior splintspecially designed for the treatment of fractures of the femur. This Fig. 43.. Suspended moulded splint for fracture of leg or lower part of femur. splint (Fig. 44) is made of two parallel iron rods,
A practical and systematic treatise on fractures and dislocations . before the sw^elline: o has reached its height. Oncedressed in the way indicated,the arm may be carried in a long-sling let down from the neck.A gutta porcha splint mouldedto the flexed arm answers a good purpose. Sole leather cut,wet, and moulded, as indicated for the pasteboard splint, isperhaps as good material as can be employed. Angularwooden and metal splints are not desirable, on account of theirunyielding nature. I have used an angular woven wire splintwith much satisfaction, though it has its objections. The arm shoul Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-and-systematic-treatise-on-fractures-and-dislocations-before-the-swelline-o-has-reached-its-height-oncedressed-in-the-way-indicatedthe-arm-may-be-carried-in-a-long-sling-let-down-from-the-necka-gutta-porcha-splint-mouldedto-the-flexed-arm-answers-a-good-purpose-sole-leather-cutwet-and-moulded-as-indicated-for-the-pasteboard-splint-isperhaps-as-good-material-as-can-be-employed-angularwooden-and-metal-splints-are-not-desirable-on-account-of-theirunyielding-nature-i-have-used-an-angular-woven-wire-splintwith-much-satisfaction-though-it-has-its-objections-the-arm-shoul-image338139930.htmlRM2AJ3GX2–A practical and systematic treatise on fractures and dislocations . before the sw^elline: o has reached its height. Oncedressed in the way indicated,the arm may be carried in a long-sling let down from the neck.A gutta porcha splint mouldedto the flexed arm answers a good purpose. Sole leather cut,wet, and moulded, as indicated for the pasteboard splint, isperhaps as good material as can be employed. Angularwooden and metal splints are not desirable, on account of theirunyielding nature. I have used an angular woven wire splintwith much satisfaction, though it has its objections. The arm shoul
A practical treatise on fractures and dislocations . ndedin a sling, in a state of semi-pronation, the hand shall fall by its own weight tothe ulnar side. Dupuytren, and after him Chelius, adopt, in addition to the palmar and dorsalsplints, the attelle cubitale, or ulnar splint; which is a gutter, composed ofsteel, iron, tin, or some other metal, and made to fit the ulnar margin of the 1 Boston Med. and Surg. Journal, vol. xxv. p. 289. 2 Holmess System of Surgery, Amer. ed., 1870, vol. ii. p. 798. 3 De Lavrentii Heisteri, Institutiones Chirurgicae, pars prima, p. 203, Amsterdam ed.,1739. * Mal Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-ndedin-a-sling-in-a-state-of-semi-pronation-the-hand-shall-fall-by-its-own-weight-tothe-ulnar-side-dupuytren-and-after-him-chelius-adopt-in-addition-to-the-palmar-and-dorsalsplints-the-attelle-cubitale-or-ulnar-splint-which-is-a-gutter-composed-ofsteel-iron-tin-or-some-other-metal-and-made-to-fit-the-ulnar-margin-of-the-1-boston-med-and-surg-journal-vol-xxv-p-289-2-holmess-system-of-surgery-amer-ed-1870-vol-ii-p-798-3-de-lavrentii-heisteri-institutiones-chirurgicae-pars-prima-p-203-amsterdam-ed1739-mal-image340265687.htmlRM2ANGC9Y–A practical treatise on fractures and dislocations . ndedin a sling, in a state of semi-pronation, the hand shall fall by its own weight tothe ulnar side. Dupuytren, and after him Chelius, adopt, in addition to the palmar and dorsalsplints, the attelle cubitale, or ulnar splint; which is a gutter, composed ofsteel, iron, tin, or some other metal, and made to fit the ulnar margin of the 1 Boston Med. and Surg. Journal, vol. xxv. p. 289. 2 Holmess System of Surgery, Amer. ed., 1870, vol. ii. p. 798. 3 De Lavrentii Heisteri, Institutiones Chirurgicae, pars prima, p. 203, Amsterdam ed.,1739. * Mal
. A practical treatise on fractures and dislocations. ndextending nearly to the angle of the jaw on each side, and to the foldof the neck below. 170 FRACTURES. Interdental splints are made of metal, gutta-percha, or vulcanizedrubber; they are fitted to the crowns of the teeth of both fragmentsafter reduction of the displacement, and are held in place either bybinding the jaws together with an outside bandage, or by braces con-necting the splint with a pad under the jaw, or by a special arrange-ment of lateral braces as in Kingsleys apparatus (Fig. 67), or byfastening them to the teeth with wir Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-ndextending-nearly-to-the-angle-of-the-jaw-on-each-side-and-to-the-foldof-the-neck-below-170-fractures-interdental-splints-are-made-of-metal-gutta-percha-or-vulcanizedrubber-they-are-fitted-to-the-crowns-of-the-teeth-of-both-fragmentsafter-reduction-of-the-displacement-and-are-held-in-place-either-bybinding-the-jaws-together-with-an-outside-bandage-or-by-braces-con-necting-the-splint-with-a-pad-under-the-jaw-or-by-a-special-arrange-ment-of-lateral-braces-as-in-kingsleys-apparatus-fig-67-or-byfastening-them-to-the-teeth-with-wir-image370836759.htmlRM2CF921Y–. A practical treatise on fractures and dislocations. ndextending nearly to the angle of the jaw on each side, and to the foldof the neck below. 170 FRACTURES. Interdental splints are made of metal, gutta-percha, or vulcanizedrubber; they are fitted to the crowns of the teeth of both fragmentsafter reduction of the displacement, and are held in place either bybinding the jaws together with an outside bandage, or by braces con-necting the splint with a pad under the jaw, or by a special arrange-ment of lateral braces as in Kingsleys apparatus (Fig. 67), or byfastening them to the teeth with wir
. A practical treatise on fractures and dislocations . Iron knob employed by Skey, instead of the heel. two strong straight branches of the same metal, each ending in a bulbor ring of about four inches in length, the office of which is designedto keep the margins of the axilla as free from pressure as possible.The iron knob is to be pressed well up into the axilla and attached tocords fastened to a staple ; the patient lying upon his back or inclineda little to the opposite side. The arm is then to be drawn downwardsby the pulleys, as nearly as possible, parallel to, and in contact withthe bod Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-iron-knob-employed-by-skey-instead-of-the-heel-two-strong-straight-branches-of-the-same-metal-each-ending-in-a-bulbor-ring-of-about-four-inches-in-length-the-office-of-which-is-designedto-keep-the-margins-of-the-axilla-as-free-from-pressure-as-possiblethe-iron-knob-is-to-be-pressed-well-up-into-the-axilla-and-attached-tocords-fastened-to-a-staple-the-patient-lying-upon-his-back-or-inclineda-little-to-the-opposite-side-the-arm-is-then-to-be-drawn-downwardsby-the-pulleys-as-nearly-as-possible-parallel-to-and-in-contact-withthe-bod-image370015204.htmlRM2CDYJ4M–. A practical treatise on fractures and dislocations . Iron knob employed by Skey, instead of the heel. two strong straight branches of the same metal, each ending in a bulbor ring of about four inches in length, the office of which is designedto keep the margins of the axilla as free from pressure as possible.The iron knob is to be pressed well up into the axilla and attached tocords fastened to a staple ; the patient lying upon his back or inclineda little to the opposite side. The arm is then to be drawn downwardsby the pulleys, as nearly as possible, parallel to, and in contact withthe bod
. A practical treatise on fractures and dislocations . ior point of the ring is a strap designed to support the hand and forearm. The sling in which the arm rests has thin strips of metal sewed into the cloth, at the sides of thearm both above and below the elbow, with rings for the straps, in order to give a uniform and unyieldingsupport to the arm the entire length of the sling. The axillary pad may be made in the usual form, and secured in the ordinary mode. Lonsdale carry the elbow still further forwards, so as to lay the handacross the opposite shoulder, while Guillou carries the hand and Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-ior-point-of-the-ring-is-a-strap-designed-to-support-the-hand-and-forearm-the-sling-in-which-the-arm-rests-has-thin-strips-of-metal-sewed-into-the-cloth-at-the-sides-of-thearm-both-above-and-below-the-elbow-with-rings-for-the-straps-in-order-to-give-a-uniform-and-unyieldingsupport-to-the-arm-the-entire-length-of-the-sling-the-axillary-pad-may-be-made-in-the-usual-form-and-secured-in-the-ordinary-mode-lonsdale-carry-the-elbow-still-further-forwards-so-as-to-lay-the-handacross-the-opposite-shoulder-while-guillou-carries-the-hand-and-image370024892.htmlRM2CE02EM–. A practical treatise on fractures and dislocations . ior point of the ring is a strap designed to support the hand and forearm. The sling in which the arm rests has thin strips of metal sewed into the cloth, at the sides of thearm both above and below the elbow, with rings for the straps, in order to give a uniform and unyieldingsupport to the arm the entire length of the sling. The axillary pad may be made in the usual form, and secured in the ordinary mode. Lonsdale carry the elbow still further forwards, so as to lay the handacross the opposite shoulder, while Guillou carries the hand and
. A practical treatise on fractures and dislocations . Swing box or cradle. (From Skey.) The swing invented by James Salter, of London (Fig. 206), is con-structed so as to allow not only a lateral motion, but also a more com-. Salters cradle. (From Fergusson.) 474 FRACTURES OF THE TIBIA AND FIBULA. plete motion in the direction of the axis of the limb, by which the clan-ger of pushing the fragments upon each other is obviated. This isaccomplished by the rolling of two pulley-wheels upon a horizontalbar. The case in which the leg rests may be made of metal or of wood,and the frame of iron for t Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-practical-treatise-on-fractures-and-dislocations-swing-box-or-cradle-from-skey-the-swing-invented-by-james-salter-of-london-fig-206-is-con-structed-so-as-to-allow-not-only-a-lateral-motion-but-also-a-more-com-salters-cradle-from-fergusson-474-fractures-of-the-tibia-and-fibula-plete-motion-in-the-direction-of-the-axis-of-the-limb-by-which-the-clan-ger-of-pushing-the-fragments-upon-each-other-is-obviated-this-isaccomplished-by-the-rolling-of-two-pulley-wheels-upon-a-horizontalbar-the-case-in-which-the-leg-rests-may-be-made-of-metal-or-of-woodand-the-frame-of-iron-for-t-image370016555.htmlRM2CDYKTY–. A practical treatise on fractures and dislocations . Swing box or cradle. (From Skey.) The swing invented by James Salter, of London (Fig. 206), is con-structed so as to allow not only a lateral motion, but also a more com-. Salters cradle. (From Fergusson.) 474 FRACTURES OF THE TIBIA AND FIBULA. plete motion in the direction of the axis of the limb, by which the clan-ger of pushing the fragments upon each other is obviated. This isaccomplished by the rolling of two pulley-wheels upon a horizontalbar. The case in which the leg rests may be made of metal or of wood,and the frame of iron for t
. Birth fractures and epiphyseal dislocations . Fig. 115.—A lateral view of these bones. Both fractures would be con-sidered in bad position in an adult. That of Case 5, however, should haveresulted eventually in a bone without deformity, even in the presence ofseparation and over-riding, since angular displacement of the fragments hasbeen avoided. For this reason the condition of the broken bone from Case4 is not so satisfactory. 104. Fig. ii6.—The Van Arsdale splint. Cut from thin sheet metal, preferablyaluminum, as outlined in the upper figure, bent at a right angle at A, andsecured in this Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/birth-fractures-and-epiphyseal-dislocations-fig-115a-lateral-view-of-these-bones-both-fractures-would-be-con-sidered-in-bad-position-in-an-adult-that-of-case-5-however-should-haveresulted-eventually-in-a-bone-without-deformity-even-in-the-presence-ofseparation-and-over-riding-since-angular-displacement-of-the-fragments-hasbeen-avoided-for-this-reason-the-condition-of-the-broken-bone-from-case4-is-not-so-satisfactory-104-fig-ii6the-van-arsdale-splint-cut-from-thin-sheet-metal-preferablyaluminum-as-outlined-in-the-upper-figure-bent-at-a-right-angle-at-a-andsecured-in-this-image376028688.htmlRM2CRNGC0–. Birth fractures and epiphyseal dislocations . Fig. 115.—A lateral view of these bones. Both fractures would be con-sidered in bad position in an adult. That of Case 5, however, should haveresulted eventually in a bone without deformity, even in the presence ofseparation and over-riding, since angular displacement of the fragments hasbeen avoided. For this reason the condition of the broken bone from Case4 is not so satisfactory. 104. Fig. ii6.—The Van Arsdale splint. Cut from thin sheet metal, preferablyaluminum, as outlined in the upper figure, bent at a right angle at A, andsecured in this
. Electron microscopy; proceedings of the Stockholm Conference, September, 1956. Electron microscopy. Direct Observation of Dislocations and Their Movement in Metal Foils P. B. HiRSCH, R. W. HoRNE, and M. J. Whelan Cavendish Laboratory, Cambridge In order to explain the low values of the shear stress required to start plastic flow in metal crystals, it is necessary to postulate the existence of a lattice imperfection, known as a dislocation. There is a considerable amount of indirect evidence from etch- ing and precipitation experiments (9, 13) that such imperfections exist in metal crystal, w Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/electron-microscopy-proceedings-of-the-stockholm-conference-september-1956-electron-microscopy-direct-observation-of-dislocations-and-their-movement-in-metal-foils-p-b-hirsch-r-w-horne-and-m-j-whelan-cavendish-laboratory-cambridge-in-order-to-explain-the-low-values-of-the-shear-stress-required-to-start-plastic-flow-in-metal-crystals-it-is-necessary-to-postulate-the-existence-of-a-lattice-imperfection-known-as-a-dislocation-there-is-a-considerable-amount-of-indirect-evidence-from-etch-ing-and-precipitation-experiments-9-13-that-such-imperfections-exist-in-metal-crystal-w-image231867408.htmlRMRD6D6T–. Electron microscopy; proceedings of the Stockholm Conference, September, 1956. Electron microscopy. Direct Observation of Dislocations and Their Movement in Metal Foils P. B. HiRSCH, R. W. HoRNE, and M. J. Whelan Cavendish Laboratory, Cambridge In order to explain the low values of the shear stress required to start plastic flow in metal crystals, it is necessary to postulate the existence of a lattice imperfection, known as a dislocation. There is a considerable amount of indirect evidence from etch- ing and precipitation experiments (9, 13) that such imperfections exist in metal crystal, w
