This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
The mechanical department of the Albany Hospital was requested to construct for the department of ophthalmology of the Albany Medical College a magnet stand suitable for the operation of both the hand and the medium size Lancaster type of magnets. Its use has proved so satisfactory that I am offering its design to others who may have need for a similar apparatus.
In its construction several features were combined: (1) universal adjustment; (2) mobility; (3) elimination of a motor generator set, wet or dry batteries, for the unit is operable from a socket furnishing 110 volt alternating current; (4) accurate control of current delivered to the magnet.
For the sake of description the unit is considered from the mechanical and electrical angles.
The elevating or telescopic device, for the use of the larger magnet, consists of a welded base in which a 3 inch (7.6 cm.) steel tube is
Judge HV. A NEW MAGNET STAND FOR USE WITH LARGE AND SMALL MAGNETS. Arch Ophthalmol. 1937;17(3):518–522. doi:10.1001/archopht.1937.00850030132013