Stent Loading and Delivery Device Having a Loading Basket Lock Mechanism
First Claim
1. A stent loading and delivery system, the delivery system comprising an inner elongate tubular member having a proximal end and a distal end, an intermediate elongate tubular member having a proximal end and a distal end in sliding relationship to said inner elongate tubular member and an external elongate tubular member having a proximal end and a distal end in sliding relationship to said intermediate elongate tubular member, said intermediate elongate tubular member comprising a stop mechanism at its proximal end, wherein when the external elongate tubular member is adjacent the stop mechanism, the external elongate tubular member does not move in a proximal direction.
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Abstract
A stent loading and delivery system, the delivery system comprising an inner elongate tubular member having a proximal end and a distal end, an intermediate elongate tubular member having a proximal end and a distal end in sliding relationship to said inner elongate tubular member and an external elongate tubular member having a proximal end and a distal end in sliding relationship to said intermediate elongate tubular member, said intermediate elongate tubular member comprising a stop mechanism at its proximal end, wherein the stop mechanism prevents the external elongate tubular member from being slid past the stop mechanism when the external elongate tubular member is slid in a proximal direction.
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Citations
23 Claims
- 1. A stent loading and delivery system, the delivery system comprising an inner elongate tubular member having a proximal end and a distal end, an intermediate elongate tubular member having a proximal end and a distal end in sliding relationship to said inner elongate tubular member and an external elongate tubular member having a proximal end and a distal end in sliding relationship to said intermediate elongate tubular member, said intermediate elongate tubular member comprising a stop mechanism at its proximal end, wherein when the external elongate tubular member is adjacent the stop mechanism, the external elongate tubular member does not move in a proximal direction.
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13. A stent loading and delivery system comprising:
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an inner elongate tubular member having a proximal end and a distal end, the inner elongate tubular member having a proximal handle at the proximal end of the inner elongate tubular member; an intermediate elongate tubular member in sliding relationship with the inner elongate tubular member, the intermediate elongate tubular member having a proximal end and a distal end, the intermediate elongate tubular member having an intermediate handle, the intermediate handle having a first position and a second position, in the second position the intermediate handle is adjacent the proximal handle; an external elongate tubular member having a proximal end and a distal end, the external elongate tubular member overlying at least a portion of the intermediate elongate tubular member and in sliding relationship therewith, the external elongate tubular member having a distal handle at the proximal end of the elongate external tubular member, the distal handle having a proximal position and a distal position; and a stop mechanism secured to the proximal end of the intermediate elongate tubular member at a point corresponding to the proximal position of the intermediate handle of the intermediate elongate tubular member, the stop mechanism having a first unexpanded state and a second expanded state; wherein when the distal handle of the external elongate tubular member is in the first proximal position, the proximal end of the external elongate tubular member overlies the stop mechanism and the stop mechanism is in its unexpanded state and when the distal handle of the external elongate tubular member is in the second distal position, the stop mechanism is exposed and is in its expanded state, the stop mechanism preventing the distal handle and external elongate tubular member from moving to a point beyond the stop mechanism. - View Dependent Claims (14, 17, 18, 19, 20, 21, 22)
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23. A stent loading and delivery device comprising:
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at least one inner tube having a proximal end and a distal end and a stop mechanism located at the proximal end; and at least one outer tube having a proximal end and a distal end, the outer tube in sliding relationship with said at least one inner tube, the stop prevents the outer tube from advancing proximally when the proximal end of the outer tube is adjacent the stop
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Specification