Integrated steering device
The present invention discloses a steering device for use in a body lumen of a patient. The steering device comprises a flexible tube; a plurality of spaced-apart elements positioned along at least a portion of the tube; wherein the plurality of spaced- apart elements and the tube form a single inte...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The present invention discloses a steering device for use in a body lumen of a patient. The steering device comprises a flexible tube; a plurality of spaced-apart elements positioned along at least a portion of the tube; wherein the plurality of spaced- apart elements and the tube form a single integrated unit; and at least two steering wires having at least a portion passing through the spaced-apart elements and at least a portion passing within the tube. According to another broad aspect of the present invention, there is provided a steering device for use in a body lumen of a patient, comprising: a flexible tube; at least two steering wires having at least a portion passing within the flexible tube; at least two spring-like sleeves; each spring-like sleeve at least partially enclosing a steering wire respectively; wherein the spring-like sleeve has a variable pitch along its length; such that the flexible tube comprises at least two portions having different bending properties. |
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