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Ohlhaber; Ronald L.
Chicago, IL
No. of patents:

Patent Number Title Of Patent Date Issued
3941121 Focusing fiber-optic needle endoscope March 2, 1976
A needle endoscope includes a hollow needle of about 18-gauge, a lens system within the needle, an image transmitting bundle of flexible fiber-optic rods within the needle, a plurality of illumination transmitting fiber-optic rods within the needle, an operative channel within the ne

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