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A near disastrous accident occurred in my office not long ago which may interest and forewarn others. A patient consulted me regarding a detached retina. In the course of the examination transillumination of the globe was planned. The patient was put in the room where this is done and the Lancaster transilluminator, which was connected to the central electric circuit, was turned on and immediately exploded. The tip of the instrument containing the bulb (A in the illustration) broke and hit the wall with great force, breaking the plaster and
The Lancaster transilluminator showing, A, the tip that hit the wall at B, tearing off plaster and smudging the area, and C, the rest of the transilluminator. Scotch tape holds the parts in place for the illustration. smoking the area (B). If the tip had not been pointed in the direction of the wall, it might have hit the patient,
GUY L. DANGEROUS EXPLOSION OF TRANSILLUMINATOR. Arch Ophthalmol. 1947;38(3):382–383. doi:10.1001/archopht.1947.00900010391013
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