Importance

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Abstract

The present invention relates to a surgical extractor for removing foreign bodies from natural passages, of the type constituted by a flexible tube adapted to penetrate in the natural passages where the body to be extracted is located, the distal end of the tube comprising a cage or basket formed by steel wires which are retractable inside the tube in the positioning phase and adapted to be opened out for imprisoning the body to be extracted, expansion being ensured by maneuvering a steel wire housed in said tube and adapted to be maneuvered from the outside, wherein the retractable cage is formed by a plurality of flexible metal wires, for example steel wires, disposed in a helical path, certain of the wires following a helix in clockwise direction, while other wires, in equal number, follow a helix in anti-clockwise direction.

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First Claim