DIRIGIBLE CATHETER
United States Patent 3470876
US Patent References:
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- - 2453862

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Optical viewing instrument
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Inventors:
Barchilon, John
Publication Date:
10/07/1969
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Assignee:
John, Barchilon
Primary Class:
604/95.040
Other Classes:
273/DIG.005, 600/585, 273/DIG.004, 273/DIG.029, 138/120, 600/146, 600/131
International Classes:
A61B1/005; A61M25/01; A61M25/00; A61B5/10
US Patent References:
3058473Remotely directing catheters and tools
3091235Diagnostic instruments
3183410Magnetic multipositioning actuators
3190286Flexible viewing probe for endoscopic use
3162214Flexible tubular structures
Foreign References:
GB548462A




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