coated side of coil unit 42 is such in relation to the adhesively coated side of unit 41 that with both adhesive coatings facing opposite sides of the afflicted region for treatment the coils of the respective units 41 42 are connected in flux aiding relation once units 41 42 are self adhered in desired positions an orthopedic cast is completed with embedment of the components 41 42 fig8 is an enlarged exaggerated and simplified diagram with descriptive legends to identify components which have already been described for the case of two laminated substrates 34 34 39 with a yieldable intermediate layer 38 39 therebetween the coil components of layers 34 34 39 may be as described for fig5 or fig6 fig9 illustrates a third embodiment which represents a unit handling assembly of two coil units 45 46 each of which is independently mountable to the body of the patient a plug connection unit 47 has its own separate mounting strip 48 which extends longitudinally on both sides of ultimate electrical supply connection thereto unit 47 is coated with a layer of pressure sensitive adhesive on its smooth side the adhesive being protected by a separable cover 48 39 of release material and flat flexible lead cable connections 49 50 to the respective coil units 45 46 complete the unit handling assembly the ultimately facing surfaces of coil units 45 46 are provided with adhesive coatings protected as at 44 and correctly related to the desired ultimate flux aiding excitation of units 45 46 orthopedic cast application over units 45 46 47 that have been correctly oriented to the afflicted body will be understood.