An essay on the history of electrotherapy and diagnosis; . B -F Lower end of Nitzes 1887 incan-descent lamp cystoscope. Two forms of Leiters|incan-descent lamp cystoscope. For a long time attempts had been made to obtain goodelectrical illumination of the fundus of the eye. The oph-thalmoscope was first devised by Helmholtz, and numerousattempts have been made to adapt it either for class-demonstra-tion purposes or for photographing the fundus. One of themain difficulties which had to be overcome was the formation 124 AN ESSAY ON THE. Nitze urethroscope. HISTORY OF ELECTROTHERAPY 125

---

Size: 1038px × 2408px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1920, bookpublisherlondo, bookyear1922