BIOTRONIK SE & Co. KG

A medical electrode device for implantation into a patient comprises a lead body extending longitudinally along a longitudinal axis, at least one electrical line extending within the lead body and a flattened electrode end arranged at a distal end of the lead body. The flattened electrode end includes a carrier element and a multiplicity of electrical contact elements connected to the at least one electrical line, wherein the multiplicity of electrical contact elements is arranged on a flat face of the carrier element for contacting tissue in proximity to the flattened electrode end in an implanted state of the medical electrode device. The flattened electrode end further includes an antenna element arranged on the carrier element and including an antenna line having a first end and a second end, wherein the antenna line extends along a flat plane.

An implantable medical device comprises an electronics module comprising communication circuitry for at least one of transmitting communication signals to and receiving communication signals from an external communication device, and further comprising processing circuitry for at least one of processing sensed biological signals and generating stimulation signals for emission. An electrode arrangement serves for at least one of sensing said biological signals of a patient and emitting said stimulation signals. An electrical line extends in between the electronics module and the electrode arrangement, wherein the electrical line comprises a first line section, a second line section and a decoupling element, the first line section being electrically decoupled at RF frequencies from the second line section by the decoupling element and forming an antenna for at least one of transmitting and receiving said communication signals.

A system used for neurological stimulation, includes a pulse generator module, including a first housing configured to accommodate a pulse generator unit. The first housing includes a coupling portion and a first electrical interface located at the coupling portion. The pulse generator unit is configured to generate neurological stimulation pulses to be supplied to at least one neurological stimulation electrode via the first electrical interface. A first lead interface module is connectable to the coupling portion and the first electrical interface. The first lead interface module is detachably connectable to the at least one neurological stimulation electrode. A second lead interface module is connectable to the coupling portion and the first electrical interface. The second lead interface module includes an extension cable connectable to an electrode coupling box for supplying neurological stimulation pulses generated by the pulse generator unit to the at least one neurological stimulation electrode.

Implantable medical device for stimulating a heart, wherein the device executes a method including: detecting a right ventricular electric signal; detecting a left ventricular electric signal; defining one of the right and left ventricular electric signals as a reference signal and the other as a supervised signal; counting a number of ventricular events in the supervised signal occurring during a predeterminable number of ventricular events in the reference signal; determining whether there is a deviation therebetween; if the deviation is bigger than a threshold: perform a storing of at least a part of the reference signal and/or at least a part of the supervised signal in a memory unit to allow a later evaluation; and/or increment a counter for each deviation that is bigger than the threshold and to store the incremented counter; and/or send a notification via the data communication unit to an external device or remote system.

A lead anchor for a neuromodulation lead has an anchor body that receives a portion of the lead. A mesh is arranged so as to at least partially surround the portion of the lead when the portion of the lead is received in the anchor body.

A pacing device, a system comprising the pacing device and a method for operation of the pacing device, wherein the pacing device comprises a housing, a processor and a receiver electrically connected to the processor, wherein the processor is adapted to deliver signals for electric stimulation of a patient's heart according to at least one first stimulation mode and deliver signals for electric stimulation of the patient's heart according to an antitachycardiac pacing mode (ATP mode), wherein the ATP mode is initially deactivated and/or is to be upgraded, wherein the receiver is adapted to receive an ATP confirmation signal transmitted by an external device or produced by operation of an actuator accommodated at the housing of the pacing device, wherein the processor is adapted to upgrade the ATP mode and/or to activate the ATP mode only if the ATP confirmation signal comprises a pre-defined confirmation information.

A method for manufacturing an implantable lead includes: providing an annular first electrode and an annular second electrode, a diameter of an inner surface of the first electrode being larger than a diameter of an outer surface of the second electrode; providing a wire comprising an electrically conductive core, the core being surrounded by an electrically insulating sheathing in a sheathed wire portion; aligning both electrodes; positioning at least a part of the sheathed wire portion opposite to the inner surface of the first electrode and/or to the outer surface of the second electrode; connecting the wire to both electrodes by pressing the electrodes together along a common central axis, wherein an axial force is applied to the sheathed wire portion by both electrodes so that at least part of the sheathing is removed from the core.

The present invention relates to a system and method for replacing an implanted medical device with an implantable medical replacement device, wherein a programming device sends a command signal to the medical device to change an address of the medical device to a new address being different from an address of the replacement device to allow independent communication of the programming device with both the medical device and the replacement device.

A signal generator ( 100 ) for a neurological stimulation system includes a signal generation module ( 110 ) connectable to a plurality of implantable electrodes ( 11 - 18; 21 - 28 ) and configured to provide electrical signals to the plurality of implantable electrodes ( 11 - 18; 21 - 28 ) for neurological stimulation. The signal generator further includes controller ( 120 ) configured to operate the signal generation module ( 110 ). The controller ( 120 ) is configured to automatically change a stimulation parameter used in stimulation therapy at time intervals or at a trigger.

A neurostimulation device includes more than three Z electrodes and is configured to deliver, in a cycle via each electrode of a group of N electrodes of the Z electrodes, a set of electric pulses including one therapeutic electric pulse, and a number of N or N−1 charge balancing pulses. N is less than or equal to Z, where N is equal to three when Z is equal to three. The charge balancing electric pulses each have a polarity that is opposite a polarity of the therapeutic electric pulse. The integrated current delivered by the therapeutic electric pulse and charge balancing pulses is zero over time. The neurostimulation device is configured to record for the respective therapeutic electric pulse at least one ECAP signal. The neurostimulation device has a closed-loop control system configured to update an amplitude of the therapeutic electric pulse based on the ECAP signal.