Davidson, James Mackenzie, Sir, 1856-1919 · New York, P.B. Hoeber · leaf 104
terminal of the telephone isattached. The other terminal is connected to a leadwhich is detachable for sterilizing purposes, and needonly be handled by the surgeon or his assistant, exer- APPENDIX I 57 cising the usual antiseptic precautions. This sectionof wire is spring-chpped on to the surgeons… … r SensitiveReceivers completed by contact between the negative elementand the positive element in the shape of the plate, thecurrent is produced, and an unmistakable click is heardin the receiver; while, if the exploring instrument bemoved slightly so as to make a rubbing contact, the 58…
X-rays · Eye · Foreign bodies (Surgery)
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