British medical journal . asoften as desired,before or after thedrug is injected. When injecting colloids, it is a good plarto let the blood well with the colloidal suspcnsiorbefore it is injected, a manoeuvre which can be well carriedout with this double-barrelled syringe. As the right barrelcan always be filled and refilled with a solution from areceptacle undernfath, and the contents discharged intothe left barrel, a dilute as well as a concentrated intra-venous injection may be given. Another advantage is,that the right-hand barrel may be filled with a calciumchloride, glucose and gel
British medical journal . asoften as desired,before or after thedrug is injected. When injecting colloids, it is a good plarto let the blood well with the colloidal suspcnsiorbefore it is injected, a manoeuvre which can be well carriedout with this double-barrelled syringe. As the right barrelcan always be filled and refilled with a solution from areceptacle undernfath, and the contents discharged intothe left barrel, a dilute as well as a concentrated intra-venous injection may be given. Another advantage is,that the right-hand barrel may be filled with a calciumchloride, glucose and gelatin mixture, which can be in-jected through the same needle before the contents of theleft-hand barrel are discharged, to prevent shock, or after,should symptoms of shock thrcateu. The syringes caueasily be sterilized because the glass can be boiled sepa-rately from the metal casing by merely unscrewing the capto which the piston is attached. They are made by Allenand Hanbui-js, Limited, 48, Wigmore Street, London, A C0M.^^TTEE on war psychology has been formed by theUnited States Research Council with the approval of theAmerican Psychological Association. Twelve special com-mittees have been appointed to deal with various questionsof war psychology, and the chief psychological laboratoriesof the States have offered their services. Among theproblems to be studied are those of shock, emotionalstability, fear, and self-control, of re-education andvocational training, of recreation, and of military trainingand discipline. A COMMITTEE on industrial fatigue has been formedtmder the advisory commission of the United StatesCouncil of National Defence. The committee is investi-gating munition factories and other establishments manu-facturing war supplies, with the object of showing howavoidable fatigue may be eliminated, and how the greatoutput of war material may be obtained consistently withmaintenance of the working power of those chairman of the committee is Dr.
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Keywords: ., bookcentury1800, bookdecade1850, booksubjectmedicine, bookyear185
