Lithotriptor

Details Lithotriptor Lithotriptor

1990-04-05

1992-03-24

Thaler, Michael H.

Surgery

Instruments

Means for removing tonsils, adenoids or polyps

A61B 1722

Patent

active

050984411

ABSTRACT:
Lithotriptor with a catch basket which is formed by a plurality of outwardly curved catch strings made of wire material and which comprises a catch basket foot and a catch basket top to which the catch strings are fixed to each other, the catch strings being connected at the catch basket foot to a pull string which consists of a plurality of pull wires and which is guided in a casing, the pull string being slidably arranged in the casing by means of a pull mechanism for introducing and retracting the catch basket. For achieving a large load transmission the pull string is formed by a wire rope being stranded at least twice, the number of strands of which corresponds to at least the number of catch strings of the catch basket, wherein the catch strings are formed by deformed rope strands of the wire rope which continuously run from the wire rope up to the top of the catch basket.

REFERENCES:
patent: 1612697 (1926-12-01), Cecil
patent: 2918919 (1959-12-01), Wallace
patent: 3108594 (1963-10-01), Glassman
patent: 4046150 (1977-09-01), Schwartz et al.
patent: 4486680 (1984-12-01), Bonnet et al.
patent: 4682599 (1987-07-01), Konomura
patent: 4741335 (1988-05-01), Okada

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