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May 1952


Author Affiliations


AMA Arch Ophthalmol. 1952;47(5):616-620. doi:10.1001/archopht.1952.01700030634008

THIS REPORT describes a new type of buried orbital implant for use after enucleation. In particular, the article is intended for the ophthalmic surgeon who routinely uses completely covered implants, or who is not doing experimental work with integrated types, or who is in such a locality that special prosthesis fitting is not available. It is also directed to those who have had too many complications with integrated prostheses and have reverted to the use of some type of buried implant. To these I offer the acorn implant (Figs. 1 and 2) described here, which has a number of advantages, namely, simplicity of design and operational procedure, safety, permanency, improved motility, and final cosmetic suitability.

This acorn-shaped implant adapts itself to the shape of the muscle cone, retaining more or less normal anatomical relationships in the orbit. It is made of an innocuous plastic material, lucitone,® covered with a

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