Abstract: An implantable electrical line including a lead, wherein the lead includes at least one helically wound electrical conductor. The at least one helically wound electrical conductor is surrounded by a fiber braid, which is formed by at least two fibers or fiber bundles, and wherein the at least two fibers or fiber bundles are interwoven and wound around the electrical conductor in opposite winding directions.

Abstract: An electrode element for electromedical therapy in a human or animal body, including an element body, on which at least one electric contact is arranged on an outer surface of the element body, wherein the at least one electric contact protrudes from the surface of the element body. The at least one electric contact has a raised contact body with an end face, on which at least one metal area is formed, wherein the metal area is surrounded by an electrical insulation. A catheter and a stimulation apparatus are also provided which include an electrode element.

Abstract: An implant for releasing an active substance into a vessel through which a body medium flows. The implant release an active substance into a vessel through which a body medium flows downstream from the location of the implant. A base of a biodegradable material is a carrier of the active substance to be released. The body medium flows past the implant and the active substance is release. The implant is configured so that the active substance does not contact a vessel wall at the location of implant.

Abstract: An implantable device for the reversible accommodation of an electrode lead portion of at least one electrode lead, including a first outer surface and a second outer surface which extends parallel to the first outer surface at a distance therefrom, the first outer surface having at least one guide which can be used to guide and accommodate the portion of the electrode lead. According to a second aspect, the electromedical implant includes the above-described device and an electronic circuit with a power supply, a multipiece housing which hermetically seals the circuit and the power supply, and a connector housing which is fastened to the multipiece, hermetically sealed housing and has connectors for at least one electrode lead, the connectors being electrically connected to the electronic circuit. The electromedical implant is characterized in that the second outer surface of the device is integrated into and forms a part of the housing.

Abstract: An implantable medical device including at least one elongate electrical line with a first electrical component as a functional conductor, and at least one second electrical component with an electrical length. The first electrical component includes a proximal end and a distal end, wherein the distal side is in electrical contact with tissue or blood. The first electrical component is in electrical contact with the at least one second electrical component, and wherein the electrical length of the at least one second component corresponds to at least a tenth of a wavelength (?/10) of electromagnetic waves in a radiofrequency range.

Abstract: A test apparatus for performing compression tests on catheters. In order to perform the compression tests in a controlled manner and without the risk of causing damage to the catheter, the test apparatus in accordance with the present invention has a gimbal, to which a mount for the catheter is attached.

Abstract: An implantable medical lead for transmitting electrical pulses to excitable bodily tissue and/or signals detected at bodily tissue to a detection and evaluation unit, including a distal electrode or a distal sensor, or actuator; a proximal electrode connector or sensor/actuator connector; and a lead pole which connects the electrode or the sensor or actuator to the electrode connector or sensor/actuator connector and extends in the lead body, wherein the lead pole comprises at least two separate and individually insulated conductors which are electrically interconnected at least at one point which functions as an interchange point, or reversal point, in the lead extension from the proximal electrode or sensor connector to the distal electrode or the distal sensor, and wherein at least one of the separate conductors, in particular close to the reversal point, is interrupted at least once and/or is not connected at one end.

Abstract: Temporarily or permanently implantable medical device, having at least one longitudinally extended first electrical conductor having a functional lead, which is connected to a functional electrode pole for dispensing therapeutic signals or for detecting diagnostic signals, and including at least one second electrical conductor, which is coupled to the functional lead and is guided with it in a shared insulating sheathing, such that a coupling between the functional lead and the second electrical conductor is designed to input electromagnetic radiofrequency waves guided in the functional lead at least partially into the second electrical conductor.

Abstract: An implantable electrode includes an elongate electrode body and at least one lumen which extends therein at least over a portion of the length of the electrode body. A pressure device reversibly supplies a pressure medium to the at least one lumen such that the electrode body varies the flexibility and/or shape thereof depending on the pressure of the pressure medium.

Abstract: A contact spring for the electrical contact of an electrode housing, which is located at the distal end of an electrode line, and a shaft located inside the electrode housing, the contact spring having an external diameter having a center point, which is connectable to the housing in an electrically conductive manner.

Abstract: A device for the in vivo determination of the blood flow rate in a patient's blood vessel includes a microelectrode arrangement provided for placement in the blood vessel, an electrical power source which provides excitation energy having physiologically harmless parameters for obtaining a measured signal, a signal detector for detecting an electrical measured signal resulting from the blood flow in the presence of the excitation energy at measuring electrodes of the microelectrode arrangement, and a signal evaluation device, connected to the signal detector, for determining the blood flow rate on the basis of the measured signal.

Abstract: A device that can be temporarily introduced in a body or permanently implanted in a body comprising at least one elongated electric function conductor for transmitting treatment signals or diagnostic signals, or both, and further comprising a connector, which is connected to the function conductor and disposed on a proximal end of the function conductor, for connecting the device to a further device. Characteristic impedance is present between the function conductor and at least one further conductor. A transition region from the function conductor to the connector is designed such that a characteristic impedance between the function conductor and the further conductor in the transition region is designed to be between the corresponding characteristic impedance of the device in a line section distal of the transition region and the characteristic impedance present proximal of the transition region when the connector is connected to a further device.

Abstract: Implantable shock electrode line having a proximal end for connection to an implantable device which generates shock pulses, and a distal segment which has a shock electrode, wherein an area ratio of the shock electrode area to the surface area of the shock electrode line is not constant over the longitudinal extent of the shock electrode.

Abstract: An implantable medical tube arrangement including a tube wall which is resistant to bending loads, tensile loads and radial compressive loads without being damaged and is formed from at least one profiled part which is wound in a coil-shaped manner with the windings abutting against each other, wherein the profiled part's side edge running in the direction of rotation of the coil is connected to the side edge of the adjacent section of the profiled part by means of an engaging mechanism. At least one electrically conductive wire- or rope-like insertion strand is connected to the profiled par. An electrically conductive configuration of the profiled part itself is also possible.

Abstract: An insulating tube for an electrode lead for medical use, particularly a cardiac pacemaker electrode lead, defibrillator electrode lead, electrode lead for nerve stimulation or the like, including a base material made of at least one material of the group consisting of silicones, polyurethanes, polyimide, PTFE, ETFE, and copolymers made of silicones and polyurethanes. In order to improve the functionality of such an insulating tube during friction of the tube with friction partners, at least in one volume region, which preferably forms the lateral surface of the insulating tube, the tube, in addition to the base material, includes a fibrous and/or particulate filler material having a higher abrasion resistance than the respective base material. A corresponding electrode lead is also provided, and a simple and cost-effective method for producing such an insulating tube and such an electrode lead.

Abstract: An implantable electrode lead including an elongated electrode lead body having a proximal end and a distal end, at least one electrical supply lead which is enclosed in an electrically insulating material to electrically insulate the supply leads against the surroundings of the electrode lead, at least one electrically active surface which is disposed on the distal end, or in the vicinity thereof, and is connected to the at least one electrical supply lead, by way of which therapeutic signals can be output and/or diagnostic signals can be received, a plug disposed on the proximal end, which is electrically connected to the at least one electrical supply lead and can be connected to an electro-medical implant, and at least one preformed and/or stiffened section of the electrode lead body, which has an additional preformation and/or stiffening structure, by way of which the section is preformed and/or stiffened.

Abstract: The invention concerns a fixing for implantable electrodes and catheters. The object of the present invention is inter alia to provide a fixing which takes account of the different demands in the course of time of ordinary use of the implantable electrodes or catheters. For that purpose the fixing includes at least one first structural element comprising a biodegradable material, namely a biodegradable magnesium alloy.

Abstract: A medical, implantable electrode device, in particular a cardiological electrode device, comprises an elongate electrode body (2) having a proximal and a distal end (1) for insertion into the body of the patient and multiple strut-like anchoring elements (4), which are attached laterally to the electrode body (2) before the distal end (1) for fixing the electrode device in the patient and are distributed around the circumference, which each project having their longitudinal axis (SL) at an acute angle (W1) opening in the direction of the proximal end in relation to the electrode body axis (KL). The anchoring elements have a preferred direction around the circumference in such a way that upon engagement of the anchoring elements (4) in a body part of the patient, a rotation of the electrode body (2) is opposed by a greater resistance in one rotational direction than in the opposite direction.

Abstract: An implantable medical lead for transmitting electrical pulses to excitable bodily tissue and/or signals detected at bodily tissue to a detection and evaluation unit, including a distal electrode or a distal sensor, or actuator; a proximal electrode connector or sensor/actuator connector; and a lead pole which connects the electrode or the sensor or actuator to the electrode connector or sensor/actuator connector and extends in the lead body, wherein the lead pole comprises at least two separate and individually insulated conductors which are electrically interconnected at least at one point which functions as an interchange point, or reversal point, in the lead extension from the proximal electrode or sensor connector to the distal electrode or the distal sensor, and wherein at least one of the separate conductors, in particular close to the reversal point, is interrupted at least once and/or is not connected at one end.

Abstract: A device that can be temporarily introduced in a body or permanently implanted in a body comprising at least one elongated electric function conductor for transmitting treatment signals or diagnostic signals, or both, and further comprising a connector, which is connected to the function conductor and disposed on a proximal end of the function conductor, for connecting the device to a further device. Characteristic impedance is present between the function conductor and at least one further conductor. A transition region from the function conductor to the connector is designed such that a characteristic impedance between the function conductor and the further conductor in the transition region is designed to be between the corresponding characteristic impedance of the device in a line section distal of the transition region and the characteristic impedance present proximal of the transition region when the connector is connected to a further device.