Abstract: The present invention relates to a stent for the positioning and anchoring of a valvular prosthesis in an implantation site in the heart of a patient. Specifically, the present invention relates to an expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency. So as to ensure that no longitudinal displacement of a valvular prosthesis fastened to a stent will occur relative the stent in the implanted state of the stent, even given the peristaltic motion of the heart, the stent according to the invention comprises at least one fastening portion via which the valvular prosthesis is connectable to the stent. The stent further comprises positioning arches and retaining arches, whereby at least one positioning arch is connected to at least one retaining arch.

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).

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).

Abstract: The present invention relates to a stent for the positioning and anchoring of a valvular prosthesis in an implantation site in the heart of a patient. Specifically, the present invention relates to an expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency. So as to ensure that no longitudinal displacement of a valvular prosthesis fastened to a stent will occur relative the stent in the implanted state of the stent, even given the peristaltic motion of the heart, the stent according to the invention comprises at least one fastening portion via which the valvular prosthesis is connectable to the stent. The stent further comprises positioning arches and retaining arches, whereby at least one positioning arch is connected to at least one retaining arch.

Abstract: A medical device for treating a heart valve insufficiency, with an endoprosthesis which can be introduced into a patient's body and expanded to secure a heart valve prosthesis in the patient's aorta with a catheter. In an embodiment, the endoprosthesis has a plurality of positioning arches configured to be positioned with respect to a patient's aorta and a plurality of retaining arches to support a heart valve prosthesis. The endoprosthesis includes a collapsed mode during the process of introducing it into the patient's body and an expanded mode when it is implanted. The endoprosthesis may be introduced into a patient's body and expanded via a catheter. In an embodiment, the catheter has first and second slide mechanisms configured to independently manipulate first and second sleeve elements to sequentially expand the endoprosthesis from the collapsed mode to the expanded mode.

Abstract: The present invention relates to a stent for the positioning and anchoring of a valvular prosthesis in an implantation site in the heart of a patient. Specifically, the present invention relates to an expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency. So as to ensure that no longitudinal displacement of a valvular prosthesis fastened to a stent will occur relative the stent in the implanted state of the stent, even given the peristaltic motion of the heart, the stent according to the invention comprises at least one fastening portion via which the valvular prosthesis is connectable to the stent. The stent further comprises positioning arches and retaining arches, whereby at least one positioning arch is connected to at least one retaining arch.

Abstract: The present invention relates to a stent for the positioning and anchoring of a valvular prosthesis in an implantation site in the heart of a patient. Specifically, the present invention relates to an expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency. So as to ensure that no longitudinal displacement of a valvular prosthesis fastened to a stent will occur relative the stent in the implanted state of the stent, even given the peristaltic motion of the heart, the stent according to the invention comprises at least one fastening portion via which the valvular prosthesis is connectable to the stent. The stent further comprises positioning arches and retaining arches, whereby at least one positioning arch is connected to at least one retaining arch via a first connecting web.

Abstract: A catheter insertion system for inserting an expandable valve stent into the body of a patient and a method of implanting a valve stent. The catheter insertion system includes a catheter having a handle for manipulating a catheter tip, and enables the implantation of a valve prosthesis attached to a valve stent. The handle is configured to enable a pre-set sequence of steps to manipulate the catheter tip and sequentially release the valve stent. The catheter tip is configured to sequentially release the valve stent from a first collapsed mode to a second expanded mode.

Abstract: The present invention relates to a stet for the positioning and anchoring of a valvular prosthesis in an implantation site in the heart of a patient. Specifically, the present invention relates to an expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency. So as to ensure that no longitudinal displacement of a valvular prosthesis fastened to a stent will occur relative the stent in the implanted state of the stent, even given the peristaltic motion of the heart, the stent according to the invention comprises at least one fastening portion via which the valvular prosthesis is connectable to the stent. The stent further comprises positioning arches and retaining arches, whereby at least one positioning arch is connected to at least one retaining arch via a first connecting web.

Abstract: The present invention relates to a stent (10) for the positioning and anchoring of a valvular prosthesis (100) in an implantation site in the heart of a patient. Specifically, the present invention relates to an expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency. So as to ensure that no longitudinal displacement of a valvular prosthesis (100) fastened to a stent (10) will occur relative the stent (10) in the implanted state of the stent (10), even given the peristaltic motion of the heart, the stent (10) according to the invention comprises at least one fastening portion (11) via which the valvular prosthesis (100) is connectable to the stent (10). The stent (10) further comprises positioning arches (15) and retaining arches (16), whereby at least one positioning arch (15) is connected to at least one retaining arch (16) via a first connecting land (17).

Abstract: An expandable stent including a plurality of positioning arches configured to be positioned within a plurality of pockets of a native heart valve and positioned on a first side of a plurality of native heart valve leaflets, a plurality of retaining arches configured to be positioned on a second side of the plurality of native heart valve leaflets opposite the first side, and at least one radial arch substantially circumferentially aligned with at least one of the plurality of positioning arches.

Abstract: A medical device for treating a heart valve insufficiency, with an endoprosthesis which can be introduced into a patient's body and expanded to secure a heart valve prosthesis in the patient's aorta with a catheter. In an embodiment, the endoprosthesis has a plurality of positioning arches configured to be positioned with respect to a patient's aorta and a plurality of retaining arches to support a heart valve prosthesis. The endoprosthesis includes a collapsed mode during the process of introducing it into the patient's body and an expanded mode when it is implanted. The endoprosthesis may be introduced into a patient's body and expanded via a catheter. In an embodiment, the catheter has first and second slide mechanisms configured to independently manipulate first and second sleeve elements to sequentially expand the endoprosthesis from the collapsed mode to the expanded mode.

Abstract: An expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency for reducing longitudinal displacement of a valvular prosthesis relative a stent when implanted. In one embodiment, the stent may comprise at least one fastening portion by which the valvular prosthesis is connectable to the stent. In another embodiment, the stent further comprises positioning arches and retaining arches, whereby at least one positioning arch is connected to at least one retaining arch via a first connecting land. In another embodiment, the stent may comprise at least one auxiliary arch which connects the respective arms of the at least one retaining arch connected to the at least one positioning arch.

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).

Abstract: The present disclosure relates to a device (100) for compressing and releasably connecting a stent (50), in particular the self-expanding stent (50) having a replacement placement heart valve (60) affixed thereto, with retaining means (70) of a delivery catheter system, in particular with retaining means (70) provided in or at a catheter tip (80, 80-1, 80-2) of a delivery catheter system. The loading system (100) comprises fixing means (10) for releasable fixing the stent (50) and centering means (30) connectable to the fixing means (10) for centering the stent (50) fixed to the fixing means (10). The fixing means (10) comprises a cup-shaped element (11) having a rim zone (12) formed inside the cup-shaped element (11) for clamping the stent (50). The centering means (30) comprises a frustoconical housing (31) having an open end (31.2) opposite to the fixing means (10). The housing (31) is configured to compress the stent (50) when the stent (50) is moved through the housing (31).

Abstract: The present invention relates to a stent for the positioning and anchoring of a valvular prosthesis in an implantation site in the heart of a patient. Specifically, the present invention relates to an expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency. So as to ensure that no longitudinal displacement of a valvular prosthesis fastened to a stent will occur relative the stent in the implanted state of the stent, even given the peristaltic motion of the heart, the stent according to the invention comprises at least one fastening portion via which the valvular prosthesis is connectable to the stent. The stent further comprises positioning arches and retaining arches, whereby at least one positioning arch is connected to at least one retaining arch.

Abstract: The present invention relates to a stent for the positioning and anchoring of a valvular prosthesis in an implantation site in the heart of a patient. Specifically, the present invention relates to an expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency. So as to ensure that no longitudinal displacement of a valvular prosthesis fastened to a stent will occur relative the stent in the implanted state of the stent, even given the peristaltic motion of the heart, the stent according to the invention comprises at least one fastening portion via which the valvular prosthesis is connectable to the stent. The stent further comprises positioning arches and retaining arches, whereby at least one positioning arch is connected to at least one retaining arch.

Abstract: The present invention relates to a stent for the positioning and anchoring of a valvular prosthesis in an implantation site in the heart of a patient. Specifically, the present invention relates to an expandable stent for an endoprosthesis used in the treatment of a narrowing of a cardiac valve and/or a cardiac valve insufficiency. So as to ensure that no longitudinal displacement of a valvular prosthesis fastened to a stent will occur relative the stent in the implanted state of the stent, even given the peristaltic motion of the heart, the stent according to the invention comprises at least one fastening portion via which the valvular prosthesis is connectable to the stent. The stent further comprises positioning arches and retaining arches, whereby at least one positioning arch is connected to at least one retaining arch.

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).

Abstract: The present disclosure relates to a device for compressing a stent or a stent with a prosthetic heart valve affixed thereto, as well as a method for loading a stent into a medical delivery system. The device may comprise a compressing mechanism designed so as to exert a compressive force in radial direction on at least parts of a stent accommodated within the compressing mechanism such that the cross-section of the stent is reduced to a predefinable value at least at certain areas. The device may further comprise a manipulating mechanism moveable relative to the compressing mechanism for moving at least one clamping means in the radial direction in order to adjust the internal cross-sectional diameter of the compressing mechanism.