Multi-loop coupling for lead extension and extraction
First Claim
1. A method for extending a lead, comprising:
- inserting a first filament loop and a second filament loop over a lead, wherein the first and second filament loops comprise a filament, the first and second filament loops extending outside a body, wherein the body is elongated and has a longitudinal axis and a circumference, wherein the body includes an inner surface and an outer surface, a wall between the inner surface and the outer surface, a first aperture, a second aperture, a third aperture, and a fourth aperture formed through the wall, the second aperture being distally positioned relative to the first aperture, the third aperture being distally positioned relative to the second aperture, the fourth aperture being distally positioned relative to the third aperture, wherein the first aperture and the second aperture are offset along the longitudinal axis and offset along the circumference, the first aperture and the third aperture are offset along the longitudinal axis and offset along the circumference, the second aperture and the fourth aperture are offset along the longitudinal axis and offset along the circumference, the third aperture and the fourth aperture are offset along the longitudinal axis and offset along the circumference, the filament extending along the inner surface of the body and through the first aperture and the second aperture, the first filament loop extending outside the outer surface of the body through the first aperture and the second aperture, the second filament loop extending along the inner surface of the body and through the third aperture and the fourth aperture, the second filament loop extending outside the outer surface of the body;
tightening simultaneously the first and second filament loops about the lead to grip at least a portion of an outer surface of the lead against the body; and
applying tension to the lead by applying tension to a tether configured to be coupled to the lead via the first and second filament loops when the first and second filament loops are tightened about the lead.
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Accused Products
Abstract
A device for extending a lead according to an embodiment of the present disclosure includes a body, wherein the body is elongated and includes at least two apertures; a first filament loop comprising a filament, the filament extending along the inner surface of the body and through at least one of the at least two apertures, the first filament loop extending outside the outer surface of the body; a second filament loop extending outside the outer surface of the body; the first and second filament loops arranged so as to receive therethrough a lead, the first and second filament loops being tightenable about the lead in a manner that grips the lead between the first and second filament loops and an outer surface of the lead; and a tether coupled to the lead via one or more of the body, the first filament loop, and the second filament loop.
173 Citations
17 Claims
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1. A method for extending a lead, comprising:
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inserting a first filament loop and a second filament loop over a lead, wherein the first and second filament loops comprise a filament, the first and second filament loops extending outside a body, wherein the body is elongated and has a longitudinal axis and a circumference, wherein the body includes an inner surface and an outer surface, a wall between the inner surface and the outer surface, a first aperture, a second aperture, a third aperture, and a fourth aperture formed through the wall, the second aperture being distally positioned relative to the first aperture, the third aperture being distally positioned relative to the second aperture, the fourth aperture being distally positioned relative to the third aperture, wherein the first aperture and the second aperture are offset along the longitudinal axis and offset along the circumference, the first aperture and the third aperture are offset along the longitudinal axis and offset along the circumference, the second aperture and the fourth aperture are offset along the longitudinal axis and offset along the circumference, the third aperture and the fourth aperture are offset along the longitudinal axis and offset along the circumference, the filament extending along the inner surface of the body and through the first aperture and the second aperture, the first filament loop extending outside the outer surface of the body through the first aperture and the second aperture, the second filament loop extending along the inner surface of the body and through the third aperture and the fourth aperture, the second filament loop extending outside the outer surface of the body; tightening simultaneously the first and second filament loops about the lead to grip at least a portion of an outer surface of the lead against the body; and applying tension to the lead by applying tension to a tether configured to be coupled to the lead via the first and second filament loops when the first and second filament loops are tightened about the lead. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A device for extending a lead, comprising:
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a body, wherein the body is elongated and has a longitudinal axis and a circumference, wherein the body includes an inner surface and an outer surface, a wall between the inner surface and the outer surface, a first aperture, a second aperture, a third aperture, and a fourth aperture formed through the wall, the second aperture being distally positioned relative to the first aperture, the third aperture being distally positioned relative to the second aperture, the fourth aperture being distally positioned relative to the third aperture, wherein the first aperture and the second aperture are offset along the longitudinal axis and offset along the circumference, the first aperture and the third aperture are offset along the longitudinal axis and offset along the circumference, the second aperture and the fourth aperture are offset along the longitudinal axis and offset along the circumference, the third aperture and the fourth aperture are offset along the longitudinal axis and offset along the circumference; a filament comprising; a first filament loop extending along the inner surface of the body and through the first aperture and the second aperture, the first filament loop extending outside the outer surface of the body through the first aperture and the second aperture; and a second filament loop extending along the inner surface of the body and through the third aperture and the fourth aperture, the second filament loop extending outside the outer surface of the body through the third aperture and the fourth aperture; the first and second filament loops arranged so as to receive therethrough a lead, the first and second filament loops being configured to simultaneously tighten about the lead to grip at least a portion of an outer surface of the lead against the body; and a tether configured to be coupled to the lead via one or more of the body, the first filament loop, and the second filament loop, the tether configured to extend further proximally than a proximal-most end of the lead, the tether further configured to transfer at least a portion of a tension force applied to the tether to the lead via the one or more of the body, the first filament loop, and the second filament loop. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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Specification