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A. D. RUEDEMANN, M.D.

Arch Ophthal. 1949;41(1):1-4.

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METHOD OF APPLICATION

IN THE treatment of certain diseases of the eye, beta radiation from decay products of radium is made use of by means of a beta ray applicator.

Radon is sealed in a small glass sphere (fig. 2, R) in the applicator. The diameter of this sphere is about 4 mm. and the thickness of the wall about 0.1 mm. The glass sphere is inserted into a thin copper capsule (fig. 2, 2, 3), and a spring holds it tightly against the open window (at 2) of the capsule. The metal capsule with sphere is inserted into an open end brass holder (1, 4), with a wall 2 mm. thick. On contact of the open window with the tissue to be treated, only the thin glass window separates the tissue from the radon. Alpha rays are absorbed in the glass window. Radiation transmitted through this window consists of . . . [Full Text PDF of this Article]

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