Surgery – Swab including handle with absorbent material at end thereof
Patent
1991-06-03
1992-09-15
Rosenbaum, C. Fred
Surgery
Swab including handle with absorbent material at end thereof
A61M 3500
Patent
active
051472880
ABSTRACT:
A cotton swab, comprising: an ear canal engaging portion of a small enough diameter to fit within and clean the inside surface of an ear canal, an adjacently located ear cavity engaging portion of greater diameter than the ear canal within which the cotton swab is intended to be used, and a stick securely holding the ear canal and ear cavity engaging portions, the stick having a longitudinal axis, the ear cavity engaging portion having a gradual sloping interface surface which is non-perpendicular to the axis of the stick and having a variable diameter and providing a smooth contour directly connected to the ear canal engaging portion, the ear cavity engaging portion comprising a first section incrementally increasing in dimension and located adjacent to the interface surface and a second section incrementally decreasing in dimension and located distally from the ear canal engaging portion, the first and seconds being substantially symmetrical to one another about an axis perpendicular to the longitudinal axis of the stick, the ear cavity enlarging portion serving to prevent depth penetration of the ear canal engaging portion beyond a predetermined length and at the same time providing a surface for cleaning that portion of an ear cavity adjacent to the ear canal and other portions of the ear cavity as the cotton swab is moved within the ear canal.
REFERENCES:
patent: 2510961 (1950-06-01), Davis
patent: 2876501 (1959-03-01), Glickson
patent: 3881464 (1975-05-01), Levene
patent: 4804362 (1989-02-01), Enzo
patent: 4820259 (1989-04-01), Stevens
patent: 4883454 (1989-11-01), Hamburg
patent: 4887994 (1989-12-01), Bedford
patent: 4902275 (1990-02-01), Fassbind
patent: 4935001 (1990-06-01), George
Ivalda S.p.A.
Polutta Mark O.
Renz Jr. Eugene E.
Rosenbaum C. Fred
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