Abstract: A balloon dilation assembly configured to be used for performing balloon valvuloplasty in order to dilate a stenotic heart valve, in particular a stenotic aortic valve. The assembly comprises at least three outer balloons (12), (13), (14) evenly arranged in a circle around a central balloon (11) and fixed to the central balloon, and comprises a further outer balloon (15) which is shorter in length compared with balloons (11), (12), (13), (14) and which is not fixed to the central balloon, whereby each balloon has a separate filling tube (1), (2), (3), (4), (5) used for inflating each balloon separately, characterized in that the short outer balloon (15) is equipped with a sensing and/or stimulation system comprising an electrical pole (21).

Abstract: This invention relates to a device for adapting a LAA occluder after implantation, especially an adjustable custom made occluder for placement within the left atrial appendage (LAA). The invention relates to a medical occluder made of self expanding shape memory material configured to be inserted into a patient?s left atrial appendage cavity, said occluder comprising a disc being connected to a lobe, the lobe is configured to move between a first size-restricted configuration and at least one second enlarged configuration, the restricted configuration is of substantially smaller diameter than the enlarged configuration, the lobe comprises at least one restriction element to control the diameter of the lobe. The restriction element is a surgical thread or a screw-in thread running inside the lobe of the occluder.

Abstract: An implantable sealing device is disclosed herein and includes an elongated elastic member having distal and a proximal ends, at least one sealing element including braiding having outside and inside faces. The braiding can include of a plurality of fine threads of a memory metal alloy and wherein at least one face of the braiding is coated by a membrane. The braiding can also include a fixing member positioned at one of the distal and proximal ends of the elastic member and being positioned opposite to the braiding.

Abstract: A method for sealing a tissue opening includes inserting a trocar tube including a folded sealing device disposed within the trocar, and guiding the trocar tube through an opening in a myocardium into a patient's ventricle, the sealing device can include an elongated elastic member having a distal and a proximal end, a proximal umbrella shaped braiding extending radially from the elongated elastic member, the proximal braiding being positioned at the proximal end of the elastic member, wherein the proximal braiding includes a proximal disc disposed therein having a proximal disc thread disposed therethrough such that a user can pull the proximal braiding, and a distal umbrella shaped braiding extending radially from the elongated elastic member and being positioned at the distal end of the elastic member opposite to the proximal braiding.

Abstract: A balloon dilation assembly for use in balloon valvuloplasty is disclosed, which includes at least three outer balloons arranged around a central balloon and fixed to the central balloon, wherein each balloon has a supply tube for inflation and flow channels are provided between each adjacent pair of outer balloons, whereby at least one of the outer balloons is shorter in length than the remaining outer balloons and the central balloon.

Abstract: A balloon dilation assembly configured to be used for performing balloon valvuloplasty in order to dilate a stenotic heart valve, in particular a stenotic aortic valve. The assembly comprises at least three outer balloons (12), (13), (14) evenly arranged in a circle around a central balloon (11) and fixed to the central balloon, and comprises a further outer balloon (15) which is shorter in length compared with balloons (11), (12), (13), (14) and which is not fixed to the central balloon, whereby each balloon has a separate filling tube (1), (2), (3), (4), (5) used for inflating each balloon separately, characterized in that the short outer balloon (15) is equipped with a sensing and/or stimulation system comprising an electrical pole (21).

Abstract: An insertion device that allows gaining access to the left ventricle of the heart, via the tissue forming the wall of the right ventricle and via the ventricular septum, which includes a tubular shaft with a lumen extending there through, the shaft comprising distal, proximal and central sections, whereby the distal and proximal sections are disc-shaped extended thus forming each a double disc and whereby the central section links the distally placed double disc with the proximally placed double disc and whereby pressure valves are fixed inside the shaft preferably on its distal and proximal end.

Abstract: The invention relates to a monitoring and regulation device configured for implantation in the heart, including at least one pressure sensor located in a distally arranged section of a shaft and a regulation device configured for regulating blood flow and blood pressure. The regulation device includes the shaft, a first pressure valve, a second pressure valve, and a sliding element. The pressure sensor is configured to output data that is used to monitor vital parameters of a cardiovascular system. The shaft is tubular with a lumen that extends axially there through. The shaft has distal and proximal sections and a central section, wherein the distal and proximal sections are disc-shaped extended, thus forming a first double disc at the distal section and a second double disc at the proximal section. The central section links the first and second double discs. The central section of the shaft has an opening. The first pressure valve is disposed in the opening in the central section of the shaft.

Abstract: The invention is directed to a mapping catheter, more particularly to a high resolution mapping catheter for mapping the atrial endocardium in high resolution in order to provide information on the propagation of the electrical signals to treat atrial fibrillation. The catheter is mainly configured for mapping, but—if required—may also be used for ablation, for stimulation and for cardioversion.

Abstract: A method for sealing a tissue opening includes inserting a trocar tube including a folded sealing device disposed within the trocar, and guiding the trocar tube through an opening in a myocardium into a patient's ventricle, the sealing device can include an elongated elastic member having a distal and a proximal end, a proximal umbrella shaped braiding extending radially from the elongated elastic member, the proximal braiding being positioned at the proximal end of the elastic member, wherein the proximal braiding includes a proximal disc disposed therein having a proximal disc thread disposed therethrough such that a user can pull the proximal braiding, and a distal umbrella shaped braiding extending radially from the elongated elastic member and being positioned at the distal end of the elastic member opposite to the proximal braiding.

Abstract: A balloon dilation assembly for use in balloon valvuloplasty is disclosed, which includes at least three outer balloons arranged around a central balloon and fixed to the central balloon, wherein each balloon has a supply tube for inflation and flow channels are provided between each adjacent pair of outer balloons, whereby at least one of the outer balloons is shorter in length than the remaining outer balloons and the central balloon.

Abstract: The invention relates to a bipolar myocardial pacemaker electrode (1) consisting of a plug (2), a supply line (3), a cathode (4), an anode (5), surgical thread (7) and a fixation member (8), whereby the electrode (1) has an internal lumen and is freely movable on the thread (7); the thread (7) can be guided through the inner lumen of the electrode including the supply line and plug thereof, and distally supports the fixation member (8) in the form of a knot; the supply line (3) is externally insulated and has a distal cathode pole (4) tangentially arranged on the surface of the heart in the heart tissue (myocardium) in the usage position, wherein the cathode pole consists of a conically tapering coil and the supply line (3) has an anode pole (5) arranged proximally underneath the heart in the usage position.

Abstract: An implantable sealing device is disclosed herein and includes an elongated elastic member having distal and a proximal ends, at least one sealing element including braiding having outside and inside faces. The braiding can include of a plurality of fine threads of a memory metal alloy and wherein at least one face of the braiding is coated by a membrane. The braiding can also include a fixing member positioned at one of the distal and proximal ends of the elastic member and being positioned opposite to the braiding.

Abstract: An implantable electrode catheter device comprising an inner electrode catheter and an outer electrode catheter. The outer electrode catheter including a catheter shaft having at least one electrode at a distal end and a lumen to receive the inner electrode catheter therein. The outer electrode is adjustable or movable relative to the inner electrode catheter in an axial direction. The inner electrode catheter has a fixation element disposed at a distal end. The inner electrode catheter together with the fixation element forms an indifferent electrode whereby radio frequency catheter ablation occurs between the electrode and the indifferent electrode.

Abstract: A medical closure device that is configured to be inserted into a patient's LAA (left atrial appendage) cavity comprises a closure member and at least one fixing member, wherein the closure member comprises a lid part and a body part one following the other in a proximal-distal direction. The lid part comprises a cover portion and a ring portion, the ring portion being configured to be circumferentially disposed along the rim of an individual LAA ostium, thus sealing the LAA ostium completely. The medical closure device is designed individually for each patient. A method of manufacturing the medical closure device includes the step of forming an LAA model based on computer graphic data of the patient. The LAA model is made by 3-D printing and is an exact reproduction of the patient's LAA. The medical closure device is then preformed using the LAA model.

Abstract: An insertion device that allows gaining access to the left ventricle of the heart, via the tissue forming the wall of the right ventricle and via the ventricular septum, which includes a tubular shaft with a lumen extending there through, the shaft comprising distal, proximal and central sections, whereby the distal and proximal sections are disc-shaped extended thus forming each a double disc and whereby the central section links the distally placed double disc with the proximally placed double disc and whereby pressure valves are fixed inside the shaft preferably on its distal and proximal end.

Abstract: An electrode arrangement, for the temporary stimulation or defibrillation of the heart includes at least one unipolar electrode configured to be secured on the myocardium of the heart. An indifferent electrode is configured to be secured on the inner wall of the thorax via its supply line and be positioned such that direct contact with the heart is prevented. An external pacemaker is in electronic communication with the at least one unipolar electrode and the indifferent electrode such that negative poles of the indifferent electrode are combined into a single cable.

Abstract: 1. The invention relates to a monitoring and regulation device configured for implantation in the heart comprising: a monitoring unit configured for measuring and monitoring the vital parameters of the cardiovascular system, said monitoring unit being set to obtain data from at least one pressure sensor (7) being located in the distally arranged part of shaft (5) of the regulation device, and a regulation device configured for regulating the blood flow resp. the blood pressure comprising a fluid-tight tubular shaft (5) with a lumen (8) extending axially there through, with pressure valve (10) and with sliding element (11), said shaft having distal and proximal sections and a central section (50), whereby the distal and proximal sections are disc-shaped extended thus forming a double disc (1) (2) resp.

Abstract: An electrode assembly for temporary cardioversion/defibrillation and/or for temporary stimulation of the heart after open heart surgery consisting of two defibrillation electrodes with at least one indifferent pole each and an elastic section is disclosed. Each defibrillation electrode in the operating position is positioned on the right and left atrium. The defibrillation electrodes each distally comprise a fixation member and each end in a protective tube to protect the epicardium at a proximal end. The fixation members are elastic and enable reversible fastening of the defibrillation electrodes in the pericardium on the right and left side. The protective tubes are preferably fed together into a guide tube, where the guide tube is slidable along the longitudinal axis. The stimulation electrodes (different electrode poles) for stimulation of the atria are designed appropriately together with the defibrillation electrode in one piece.

Abstract: The invention relates to an implantable stent which can be used in the region of an arterial constriction said region being expandable by a balloon catheter.