CATHETER SYSTEM FOR INTRODUCING AN EXPANDABLE HEART VALVE STENT INTO THE BODY OF A PATIENT, INSERTION SYSTEM WITH A CATHETER SYSTEM AND MEDICAL DEVICE FOR TREATMENT OF A HEART VALVE DEFECT
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0 Petitions
Accused Products
Abstract
The invention relates to catheter system for introducing an expandable heart valve stent (150) into the body of a patient, the catheter system comprising: a catheter tip (10) having a seat portion for accommodating the stent (150) in its collapsed state and a stent holder (15) for releasably fixing the stent (150), wherein the seat portion is constituted by a first sleeve-shaped member (11) and a second sleeve-shaped member (21), said sleeve-shaped members (11, 21) being moveable relative to each other and relative to the stent holder (15), and a catheter shaft (30) for connecting the catheter tip (10) to a handle (70). The catheter shaft (30) comprising: first force transmitting means (31) connected to the first sleeve-shaped member (11), second force transmitting means (41) connected to the second sleeve-shaped member (21) and a distal end section connectable to second operating means (81) of the handle (70), and guiding means (51) having a passageway extending there between, wherein the first and second force transmitting means (31, 41) are at least partly received within the passageway such as to be moveable relative to the guiding means (51), and wherein the proximal end of the guiding means (51) terminates distal to the catheter tip (10).
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Citations
73 Claims
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1-46. -46. (canceled)
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47. A system for introducing an expandable stent into the body of a patient, comprising:
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an end portion for accommodating the stent in a collapsed state, the end portion including a holder for releasably fixing the stent, a first sleeve, and a second sleeve, wherein the first and second sleeves have an equal outer cross-section diameter and are moveable relative to each other and relative to the holder; a handle including a first operating part and a second operating part; and a shaft including a first elongate member and a second elongate member; wherein the first elongate member is coupled to the first sleeve and to the first operating part; and
wherein the second elongate member is coupled to the second sleeve and to the second operating part. - View Dependent Claims (48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67)
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68. A system for introducing an expandable stent into the body of a patient, comprising:
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an end portion for accommodating the stent in a collapsed state, the end portion including a holder for releasably fixing the stent, a first sleeve, and a second sleeve, wherein the second sleeve has an outer cross-section diameter equal to or less than an outer cross-sectional diameter of the first sleeve, the first and second sleeves being moveable relative to each other and relative to the holder; a handle including a first operating part and a second operating part; and a shaft including a first tube, a second tube, a holder tube having an outer cross-section diameter less than the outer cross-section diameter of the first tube and greater than the outer cross-section diameter of the second tube, and a guiding tube having an outer cross-section diameter greater than the outer cross-section diameter of the first tube; wherein the first tube is coupled to the first sleeve and to the first operating part; and
wherein the second tube is coupled to the second sleeve and to the second operating part. - View Dependent Claims (69, 70, 71, 72, 73)
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Specification