Industrial medicine and surgery . Fig. 146.—Delbet arm extension apparatus. {Techniques des Operations et PansementsPlates de Guerre, Dr Dupuy de Frenelle, Aide-major-VI arm6e.) Among the more recent appliances is the Delbet apparatus forcontinuous extension. In this splint the force of extension is adjusted FRACTURES 611 by a movable pin as seen in cut. The method of application is wellshown (Fig. 146). An excellent splint for fractures of the humerus and one adopted bythe United States Army is the Jones elbow extension splint. Thissplint may be used for continuous extension of either the hum
Industrial medicine and surgery . Fig. 146.—Delbet arm extension apparatus. {Techniques des Operations et PansementsPlates de Guerre, Dr Dupuy de Frenelle, Aide-major-VI arm6e.) Among the more recent appliances is the Delbet apparatus forcontinuous extension. In this splint the force of extension is adjusted FRACTURES 611 by a movable pin as seen in cut. The method of application is wellshown (Fig. 146). An excellent splint for fractures of the humerus and one adopted bythe United States Army is the Jones elbow extension splint. Thissplint may be used for continuous extension of either the humerusor forearm (Figs. 147 and 148). There are two methods of applying traction to the humerus; first,by the Hennequin band, second, by glued traction bands. The Hen-. Fig. 147. Fig. 148. Figs. 147 and 148.—Jones arm extension splint. Method of Joints, Second Edition, Oxford War Primers.) {Injuries nequin band is a band made of Canton flannel, four inches wide andeighteen inches long. It is applied over several thicknesses of non-absorbent cotton wound snugly about the lower part of the arm justabove the elbow. Over, this pad the band is applied from behindforward, crossed in front and pinned at the sides so that there is adirect pull along the arm. The glued traction bands are also made of flannel of shape similarto cut (Fig. 149). 61^ INDUSTRIAL MEDICINE AND SURGERY s/3 es / /anpe for fo/ohtsm&tffer armfoo/fr j&ne pa/fan
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