It is always a satisfaction to a teacher to feel sure that a student is at least seeing what is being pointed out to him. The simple attachment to a well-known electrically illuminated magnifying otoscope, here shown, assures
The attachment for the electrical otoscope
the instructor that the student must see what he wishes him to see; it obviates a faulty position of the ostoscope when the instructor must move out of the line of vision to allow the student to look; and it makes it possible to show a condition to a number of men, one after the other, with little manipulation and with the minimum of discomfort to the patient.
The rough sketch is almost self explanatory. A is a small square box containing a mirror (B) set at an angle of 45 degrees. The box has three openings, one for the attachment of the lens end of