Elongate Flexible Torque Instruments And Methods Of Use
First Claim
Patent Images
1. An apparatus for transmission of torque, comprising:
- a plurality of segments coupled together in an elongate configuration, wherein each segment comprises;
a first end comprising a male feature; and
a second end comprising a female feature, the female feature having a shape corresponding to the male feature such that the female feature is configured to receive the male feature of the first end of an adjacent segment.
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Abstract
Torque shafts and other related systems and methods are described herein. In one embodiment, the torque shafts are both flexible and capable of transmitting torque. An apparatus for transmission of torque includes an elongate body, comprising a plurality of joint segments, each joint segment configured to pivot with respect to an adjacent segment and being further configured to have at least two link elements.
259 Citations
30 Claims
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1. An apparatus for transmission of torque, comprising:
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a plurality of segments coupled together in an elongate configuration, wherein each segment comprises; a first end comprising a male feature; and a second end comprising a female feature, the female feature having a shape corresponding to the male feature such that the female feature is configured to receive the male feature of the first end of an adjacent segment. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A medical apparatus, comprising:
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a tubular member configured to interface with a prosthesis; a torque drive coupled with the tubular member and configured to rotate the tubular member, the torque drive being configured to fit within the vasculature of a patient. - View Dependent Claims (14, 15, 16)
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17. An elongate flexible torque instrument for deploying implants, comprising:
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an elongate body comprising a plurality of flexible torque members, wherein each torque member is comprised of segments, the segments being configured to pivot with respect to an adjacent segment, and each torque member is configured to transmit torque from a proximal portion to a distal portion of the torque member; a handle operatively coupled to the proximal end of each of the flexible torque members;
wherein the handle comprises a control lever configured to operate one or more control wires to steer the elongate flexible body and a plurality of control knobs configured to apply torque to the flexible torque members to transmit torque from proximal portions of the flexible torque members to distal portions of the flexible torque members; andan implant deployment apparatus operatively coupled to the distal ends of the flexible torque members, wherein the implant deployment apparatus is configured to deploy an implant with torque transmitted to the flexible torque members. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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28. A method for deploying an implant inside a body of a patient, comprising:
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inserting a distal portion of an elongate flexible torque instrument into a patient, the elongate flexible torque instrument comprising a plurality of flexible torque members, each flexible torque member comprising a plurality of segments; advancing and navigating the distal portion of the elongate flexible torque instrument through natural pathways inside the patient to a target site; applying torque to a proximal portion of the elongate flexible torque instrument; and transmitting the applied torque from the proximal portion to the distal portion of the elongate flexible torque instrument to operate an implant deployment apparatus, wherein the transmitted torque facilitates deployment of an implant from the implant deployment apparatus to the target site. - View Dependent Claims (29)
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30. An apparatus for transmitting torque, comprising:
an elongate body, the elongate body comprising a plurality of segments, each segment configured to pivot with respect to an adjacent segment and being further configured to have a pair of link elements, each link element having a hub and a plurality of physical link elements extending from said hub and coupled with a rim of an adjacent segment.
Specification