Abstract: An intravascular electrode arrangement 10 includes a first and a second electrode line 12, 14 adapted for placement in blood vessels such as veins or arteries, each having at least one stimulation and/or sensing electrode in the region of the distal end of the respective electrode line, wherein there are longitudinal guides 18, 18?, 18?, 18?? provided externally on the first electrode line 12, 12?, 12?, 12?? for the second electrode line 14.

Abstract: A biatrial triple-chamber cardiac pacemaker has at least one sensing unit for sense events of a first atrium and a ventricle of a heart and at least one stimulation unit which is adapted to produce stimulation pulses to a second atrium and the ventricle, and a control which is connected to the sensing unit and the stimulation unit and is adapted to evaluate at least the atrial sense events (AR-Sense) associated with the first atrium and the ventricular sense events (V-Sense) associated with the ventricle, for actuation of the stimulation unit, which is actuated so that the delivery of a left-atrial stimulation pulse is suppressed if previously a ventricular sense event occurs in a crosstalk window which adjoins a postatrial ventricular blanking time and at the same time the distance in respect of time to the last ventricular event ascertained outside a crosstalk window, to the next possible ventricular stimulation event, is greater than a predetermined maximum value.

Abstract: An electrical therapy device has a blocking triggering unit and a re-use blocking unit. The re-use blocking unit prevents the functions of the electrical therapy device during implantation in dependence on the condition of the blocking triggering unit. The blocking triggering unit is triggered either upon implantation or explantation of the electrical therapy device. In some aspects, an electrical therapy device has a blocking triggering unit and a re-use blocking unit, wherein the re-use blocking unit prevents the functions of the electrical therapy device in dependence on the condition of the blocking triggering unit. The blocking triggering unit is triggered upon explantation of the electrical therapy device.

Abstract: A medical therapy system has logic and/or signal processing stages between sensors on the input side and therapy applicators on the output side. A signal parameter is determined from the input signals using the logic/processing stages, and/or an indicator signal is determined from the input signals using a logic/processing module consisting of several logic/processing stages. The indicator signal is a measure of the probability of a future event requiring therapy, or a measure of the success of the therapy.

Abstract: The invention concerns an electromedical implant for intracardial coronary therapy comprising an implant housing in which functional component parts of the implant, namely a circuit, a battery and the like, are disposed. It is characterized in that the battery (10) has a flat side (10.2), an underside (10.3) and a peripherally extending narrow side (10.1) and the battery (10) is arranged with its underside (10.3) on an internal base surface (18.1) of the implant housing (18) and the circuit (22) is arranged in adjacent relationship with a flat side (10.2) of the battery (10).

Abstract: A stimulation arrangement having a stimulation unit for the delivery of electrical pulses for the stimulation of body tissue and an evaluation unit which receives electrical signals in conjunction with the delivery of a stimulation pulse and evaluates same for checking a stimulation success, wherein the evaluation unit detects in the received signal such signal features which characterize a lack of stimulation success and delivers a corresponding signal.

Abstract: An electrode line, in particular for an implantable electrostimulation device, which is adapted for insertion into body vessels such as heart chambers or blood vessels, comprising electrodes for the stimulation of body tissue, a longitudinal axis and a distal end, wherein there is provided at least one structural element (2) in the region of the distal end, which has an electrostrictive polymer and which can be connected to a voltage source by way of at least one electrical feed line (3) and which is adapted to change its shape when an electrical voltage is applied.

Abstract: An arrangement (10) for monitoring and adjusting a control of an electromedical implant (12) by means of an external control and evaluation unit (14) is made up of the electromedical implant, the external control and evaluation unit and a central, autarchically runnable evaluation logic means (30) which controls the activities of a telemetry unit (16) and a memory unit (34), which is connected to a clock and timer unit (42) and which on the basis of certain communicated data ascertains control sequences and control parameters for monitoring and adjusting the implant and co-ordinates the transmission thereof to the implant. An expert system (ES) may be adapted to assess all monitoring and adjusting tasks on a patient-individual basis.

Abstract: An intravascular electrode line is provided with a shaping suitable for fixing in a blood vessel. The shaping is three-dimensional and has line portions enclosing an elongated hollow space, with a pitch direction that is different in relation to the longitudinal direction of the hollow space.

Abstract: A dual-chamber cardiac pacemaker comprising an atrial detection unit which is adapted to detect electrical signals in the atrium of a heart as atrial sense events, a ventricular detection unit which is adapted to detect electrical signals of a ventricle of the heart as ventricular sense events, a stimulation unit which is adapted at least to trigger the delivery of electrical pulses to the ventricle as ventricular stimulation events, and a control unit which is connected to the atrial and the ventricular detection units and the stimulation unit and adapted to control triggering of the delivery of pulses in dependence on the atrial detection unit and the ventricular detection unit in such a way that pulse delivery to the ventricle is triggered after the expiry of an AV time after detection of an atrial sense or stimulation event if prior to expiry of the AV time no ventricular sense event is detected by the ventricular detection unit, wherein the control unit is further adapted to divide ventricular sense even

Abstract: A single electrode probe for a cardiac pacemaker system, in particular for a DDD cardiac pacemaker system, has an electrode line with a bifurcated section, at the beginning of which the electrode line divides into two electrode line portions which rejoin at the end of the section to again form one portion, wherein at least one of the portions has at least one electrode for the delivery of electrical energy to adjoining myocardium.

Abstract: A device for implanting catheters has a tube with a wall and a wire. The tube is intended to be introduced into a body so that at least one catheter can be inserted for implantation through the tube. The wall of the tube has an inside surface and an outside surface. The wire is preferably fixed at its first end in the region of the proximal end of the tube to the inside surface or the outside surface of the wall and the wire is guided in the proximity of that surface along the longitudinal direction of the tube from the proximal end of the tube to the distal end thereof and is then returned in the proximity of the respective other surface of the wall along the longitudinal direction from the distal end of the tube to the proximal end thereof. The wire is used to cut the tube open after insertion of the catheter.

Abstract: A stent, in particular a coronary stent, for expansion from a first condition into an expanded second condition in which it holds a vessel in an expanded state, comprising a tubular body whose peripheral surface (1) is formed by a number of support portions (2) which extend in the longitudinal direction of the stent and which comprise bar elements (3) which are connected by way of connecting bars (4), wherein there is provided a number of support portion groups (1.1) with at least a first support portion (2.1) and a second support portion (2.2, 2.3) in adjacent relationship in the peripheral direction of the stent, whose bar elements (3.1, 3.2, 3.3) extend in a meander configuration in the longitudinal direction of the stent, and wherein the first engagement points (4.1, 4.2) of first connecting bars (4) engage the first support portion (2.1) and the second engagement points (4.2, 4.4) of the first connecting bars (4) engage the second support portion (2.2, 2.

Abstract: Apparatus for treating fibrillation of at least one chamber of a heart comprising a fibrillation detector for detecting a fibrillation, a defibrillator for defibrillating the chamber of the heart, wherein the defibrillator is connected to the fibrillation detector and is adapted to effect defibrillation subsequently to a time interval after detection of the fibrillation, a warning device which is connected to the fibrillation detector and which is adapted to delivery a warning signal when a fibrillation has been detected, and a control circuit having a control input actuable by a patient, wherein the control circuit is connected to the defibrillator and is adapted to delay the time of a defibrillation if the control circuit receives a corresponding signal by way of the control input, wherein the apparatus includes a condition detector which is adapted to detect a hemodynamic condition of the heart, and the control circuit is connected to the condition detector and is adapted to prevent a delay in the time of

Abstract: A stimulation apparatus, in particular for a human heart, has a stimulation unit, a signal detector and a control unit. The stimulation unit is adapted to deliver a stimulation pulse having a pulse duration, a pulse strength and a stimulation intensity. The signal detector is adapted to detect stimulation success on the basis of a picked-up signal. The control unit is connected to the stimulation unit and to the signal detector. It is designed such that the stimulation intensity varies depending upon the picked-up signal. A time-determining unit is provided that is at least indirectly connected to the control unit and with which a time difference between the delivery of a stimulation pulse and the pick-up of the picked-up signal or a signal feature of the picked-up signal can be detected.

Abstract: This invention relates to an electrically active implant with a plurality of energy-consuming components and an activation device designed to activate the implant. The electrically active implant is characterized by a deactivation device designed to deactivate the energy-consuming components of the implant, where the energy-consuming components of the implant can be deactivated during the implant's storage by means of the deactivation device, and, furthermore, characterized by a device for permanent storage of the implant-specific data.

Abstract: A method of applying a marker element (6; 6?; 6?; 25; 25?; 26; 28) to an implant (1; 1?; 1?; 1??; 20; 20?), in particular a stent, intended for implantation in the human or animal body, comprising a main body and an opening (3; 3?; 3?; 3??; 21; 21?) provided in said main body (2; 2?; 2?; 2??; 22; 22?) for receiving the marker element (6; 6?; 6?; 25; 25?; 26; 28), wherein to form at least a part of the marker element (6; 6?; 6?; 25; 25?; 26; 28) a hardenable material or material mix is introduced into the opening and hardened therein.

Abstract: A highly integrated electronic circuit is provided with a flexible substrate which has a component side and an insulating bottom side as well as with an arrangement, corresponding to the circuit function, of active and passive electronic components. These are mounted on bond pads of the substrate and connected by strip conductors, corresponding to the circuit function. The substrate is folded along a fold portion so that the sections of the substrate, which are on both sides of the fold portion and equipped with components, are approximately parallel and close to each other.