The instrument to be described solves the need for an inexpensive, replaceable and easily sterilized instrument.
The use of a regular stainless steel hypodermic needle of any gage and with any type of point desired by the operator is possible. Should a rounded point be desired, the needle can be ground down with a white stone.
The use of a hollowed, sharp needle point tends to create a smaller field of trauma, and any rusted infiltration of the cornea can be readily removed for rapid healing.
I use a stainless steel 25 gage needle, sterilizing it by boiling for ten minutes. If the point is damaged it is replaced with a new one.
The handle of the instrument is constructed of hollow, chrome-plated brass. The tapered brass needle-holding tip is ground carefully to produce a tight fit.
The placement of the needle in and its removal from the handle are
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