Tympanic ventilation tube and related technique

Surgery – Instruments – Means for inserting or removing conduit within body

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Details

606 1, 606108, 606167, 606170, A61F 1700

Patent

active

052076857

ABSTRACT:
A tympanic ventilation tube for ventilating and/or releasing fluid from the middle ear has, in accordance with the present invention, a tubular member and a first flange and a second flange connected to opposite ends of the tubular member. The first flange is provided with a cutting edge and with a tongue extension angularly spaced from the cutting edge. The cutting edge facilitates the incising of the tympanic membrane during the insertion of the tubular member, while the first flange and the second flange seat against opposite sides of the membrane following the insertion.

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patent: 5026378 (1991-06-01), Goldsmith
patent: 5047053 (1991-09-01), Jahn
patent: 5053040 (1991-10-01), Goldsmith

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