PROBE-DILATOR FOR FIBER-OPTICAL APPARATUS Russian patent published in 1999 - IPC

Abstract RU 2128525 C1

FIELD: medicine; dilatation of hollow organs. SUBSTANCE: operating end of fiber-optical apparatus tube is fitted with sealing collar having dilatation casing folded as bellows with light refractive index of material equal to unit. EFFECT: reduced traumatic injuries. 2 dwg

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RU 2 128 525 C1

Authors

Vejman Petr Aleksandrovich

Dates

1999-04-10—Published

1995-10-27—Filed