Abstract: A release device for releasing a medical implant from an insertion device, in which the implant can be released by a relative movement between a first and a second insertion element, wherein the insertion device has a proximal end, which faces the user during use, and a distal end, which is distanced from the user during use. Between the proximal and the distal end, a shortening region is provided, in which, when generating a targeted relative movement between the first and the second insertion element of the insertion device, a length of at least one of the insertion elements between the proximal end and the distal end can be shortened.

Abstract: An insertion device (100), in particular a guide catheter (110) and/or balloon catheter (120), for insertion into an animal and/or human body, wherein at least one catheter segment (10, 20) is provided, in which a hollow space (113, 32) and a fluid chamber (115, 125) are arranged around a central region (34), wherein the hollow space (113, 32) and the fluid chamber (115, 125) are separated by a wall (50) and the wall (50) has at least one wall opening (52a, 52b), which is sealed by a resilient membrane (40a, 40b), and wherein the resilient membrane (40a, 40b) is designed, with a sufficient pressure difference between the fluid chamber (115, 125) and the hollow space (113, 32), to bear against a bearing region (111, 30) in the hollow space (113, 32), said bearing region being arranged opposite the at least one wall opening (52a, 52b).

Abstract: The invention relates to a delivery system for a medical device and a method for operating a delivery system for a medical device, in particular a stent having a proximal end and a distal end, an inner shaft enclosing an inner lumen and an outer shaft surrounding the inner shaft in at least some areas and enclosing an intermediate lumen. One or more openings are provided in the inner shaft establishing a fluid connection between the inner lumen and the intermediate lumen.

Abstract: A release device (100) and an insertion device (110) having such a release device (100) for detaching a medical implant from an insertion device (110), in which the implant can be released by way of a relative movement between a first and a second insertion element (52, 54), including a body (10) having a proximal end (12), which faces a user in the usage state, and a distal end (14), which is furthest away from a user in the usage state, wherein a spindle (10a) including at least two speed regions is provided between the proximal end and distal end (14), wherein the spindle (10a) is provided so as to generate a deliberate to relative movement between the first and second insertion elements (52, 54) of the insertion device (110).

Abstract: A release mechanism (100, 100a) for releasing a medical implant (105) from an insertion device (110), comprising a body (10) having a proximal end (12) and a distal end (14), wherein between the proximal end and the distal end (12, 14) an actuator (16, 16a) is provided, wherein for generating a selective relative displacement between the first and second insertion elements (72; 74) of the insertion device (110), the actuator (16, 16a) has a first and at least a second direction of motion (18; 20), wherein in the first direction of motion (18), the first and second insertion elements (72; 74) can be displaced relative to one another in the longitudinal direction (18), and wherein in the at least second direction of motion (20), the actuator (16, 16a) effects a movement transversely to the longitudinal direction (18).

Abstract: An insertion device for inserting a medical hybrid implant, wherein the hybrid implant has at least two sub-implants, of which at least one first sub-implant is externally expandable and at least one second sub-implant is self-expanding, including a first insertion element, which has at least one expansion aid for expanding the at least first externally expandable sub-implant, and a second insertion element and at least one third insertion element for releasing the at least second self-expanding sub-implant, wherein the at least first externally expandable sub-implant is expandable by means of the expansion aid and the at least second self-expanding sub-implant can be released by a relative movement between the second insertion element and the at least third insertion element, wherein the first insertion element is arranged displacably inside the at least second insertion element.

Abstract: An insertion element (100), which is designed to cooperate with an insertion device (200) for inserting a medical implant (222) into a human or animal body. The insertion element (100) comprises a sleeve (10) with a distal end (40) and a proximal end (30) opposite the distal end (40), said sleeve also having at least one expandable region (10a), which can be transferred from a first state of small clear cross section at least at the proximal end (30) into a second state of larger clear cross section at least at the proximal end (30), wherein the expandable region (10a) of the sleeve (10) is flatter in the first state than in the second state.

Abstract: A cover device (100), an insertion device (120), and a method for covering an at least partly released medical implant (102), which can be released from an insertion device (120) by a relative movement between a first and a second insertion element (52; 54), the cover device comprising at least one expansion body (10), at which a first radial extension (16) and at least one second radial extension (18) can be set, wherein the second radial extension (18) of the at least one expansion body (10) can be adapted to at least one radial extension (108) of the at least partly released medical implant (102) when the at least partly released medical implant (102) is covered, wherein the at least one expansion body (10) can be expanded substantially homogeneously in the circumferential direction (22) at least in at least one axial portion (20).

Abstract: A delivery system having a release mechanism (70) for releasing an object (12), in particular, a supporting body, which is carried by the catheter (20), whereby the catheter (20) has at least one outer shaft (50) which is relatively displaceable toward the object (12) to release the object (12). The catheter (20) has a winding device (100) on its proximal end (24) which winds up a proximal section (52) of the outer shaft (50) to create a relative displacement of the outer shaft (50).

Abstract: A device (10, 10?) and method for crimping an implant (20), which can assume either a compressed state or an expanded state, at least over a portion of the length thereof. An crimping device is attained according to the invention in that a hollow-cylindrical and/or hollow-conical, preferably braided wire netting is provided, in the inner volume (14, 14?) of which the implant (20) in the expanded state can be placed, at least via a section thereof, wherein, upon application of a tensile force on at least one end in the longitudinal direction, and/or upon application of a compressive force in the radial direction, the wire netting simultaneous undergoes extension and a reduction of the inner diameter (d, d?) such that the implant (20) can be transformed, at least along a section thereof, from the expanded state into the compressed state.

Abstract: An apparatus and method for crimping an implant (30), in particular an intraluminal endoprosthesis, which can adopt either a compressed state or an expanded state, at least over part of its length including a roll arrangement comprising at least three rolls (1, 2, 3) for clamping the implant (30) therebetween, wherein the spacing of at least one roll (1) of the roll arrangement relative to each of the other at least two rolls (2, 3) can be reduced in such a way that an implant (30) clamped between the rolls (1, 2, 3) can be transferred from the expanded state into the compressed state, at least over part of its length.

Abstract: A release device for releasing a medical implant from an insertion device, having an indirect or direct clamping body for clamping the implant in the insertion device, the clamping device having a proximal end, and having a distal end, wherein the clamping body has at least one web, at least one extension and at least two clamping surface regions, wherein the extension is oriented substantially in the radial direction of the clamping body, and wherein the at least two clamping surface regions are substantially pointing toward one another and are aligned substantially parallel to one another, wherein the at least one web or the at least one extension has at least one of the two clamping surface regions, and wherein the at least two clamping surface regions and/or the at least one extension connect/connects to at least one region of the implant in the clamped state.

Abstract: A release device for releasing a medical implant from an insertion device includes a retaining body for retaining the implant in the insertion device, having a proximal end, which is distant from a distal end of the insertion device, and a distal end, which faces the distal end of the insertion device, wherein the retaining body has at least one segment that radially delimits at least one space that extends between one of insertion elements and the at least one segment, wherein the implant has at least one retaining element at the proximal end thereof, for interaction with the retaining body, and wherein at least one region of the at least one retaining element, upon interaction with the retaining body, is inserted into the at least one space in a direction of insertion or is withdrawn from the at least one space against the direction of insertion.

Abstract: A release device for disengaging a medical implant from an insertion device, in which the implant is releasable by a relative movement between a first insertion element and a second insertion element, comprising a body having a proximal end, which faces toward a user in the usage state, and a distal end, which is remote from the user in the usage state, a toothed rack having a first speed range and a second speed range being provided between the proximal end and the distal end, the toothed rack being provided to generate a targeted relative movement between the first insertion element and the second insertion element of the insertion device. Furthermore, the invention relates to an insertion device having such a release device.

Abstract: A valve for a heart valve prosthesis comprising a valve membrane composed of at least one spiral strip which, in the closed state of the valve membrane, assumes the form of an Archimedean spiral, wherein the outer edge regions of the spiral strip overlap an inner edge region of the spiral strip of a previous winding of the spiral.

Abstract: An elastic cap for covering the distal end of a catheter having inner and outer hoses, characterized in that the cap consists essentially of an elastic material, has a cavity in which the distal end of the inner and the outer hose of a catheter can be received, and the cap has a first opening via which the cavity is accessible from the outside, wherein prior to receiving the distal end of the catheter, the first opening has a diameter which is not larger than the outer diameter of the inner hose of the catheter and wherein the first opening is elastically expandable to a diameter which corresponds to the outer diameter of the outer hose.

Abstract: A mechanical transcatheter heart valve prosthesis including a support structure that can be expanded from a first size designed for minimally invasive insertion to a functional second size and a flexible heart valve made of a composite material containing woven fabric that is embedded in an elastic matrix and locally reinforced by fibers, the heart valve comprising a plurality of leaflets.

Abstract: The invention relates to an implantable drug reservoir (10) having a cavity (28) enclosed by a sheathing (12) and arranged between a proximal end (14) and a distal end (16) for storing one or more drugs (50), having an outlet opening (24) for the drug(s) (50). The drug(s) (50) can be delivered to a delivery region (70) through a puncture device (20) at one end (16). The invention also relates to a device (100) having a drug reservoir (10).

Abstract: The invention relates to an implantable device for local release of at least one drug at a predefined location in a natural cavity having a wall in the body of a mammal, characterized by at least one drug reservoir, which can be affixed in the cavity, the drug reservoir and/or a drug outlet being arranged at a distance from the wall, such that the at least one drug is released at a distance from the wall.

Abstract: A catheter system, comprising a catheter having a distal end and a proximal end; a functional section situated close to the distal end of the catheter; an inner shaft having a guidewire lumen; an outer tubing, such that the outer tubing completely or partially surrounds the functional section; a guidewire outlet having a distal portion and a proximal portion, such that the guidewire outlet passes through the inner shaft and the outer tubing; a guidewire, such that the guidewire is situated on the distal end of the catheter inside the guidewire lumen and is guided out of the catheter through the guidewire outlet, such that the guidewire outlet is attached close to the distal end of the catheter and proximally of the functional section; a cutting device for severing the outer tubing in retraction of same is attached to the distal portion of the guidewire outlet.