Internal Electrodes TRIZ Cases

Varying conductor RF impedance distributes RF energy uniformly, preventing tissue heating and hot spots during MRI procedures.

Magnetic sensing replaces mechanical transducers in a flexible probe, enabling accurate contact verification for consistent cardiac ablation lesion formation.

Laser welding joins radial rods to the helical screw base, distributing axial loads across multiple points to prevent accidental detachment from cardiac tissue.

Merging the coupling member and header eliminates adhesive curing delays while ensuring precise ring electrode positioning without separate insulation layers.

A wireless neural stimulation system uses closed-loop feedback to adjust pulse parameters for consistent therapy delivery.

A defibrillation catheter system applies direct current voltage between intracardiac electrodes to deliver necessary electric energy for treatment.

Placing a transducer in the internal thoracic vein bypasses rib attenuation to improve power transfer efficiency for leadless cardiac pacemakers.

A leadless pacemaker receives patient activity data from an external implanted device to adjust pacing rates.

Analyzing far-field electrogram signals detects lead dislodgement, suspending ventricular fibrillation therapy to prevent inappropriate shocks.

Transvascular neuromodulation enhances heart contractility without increasing oxygen consumption or arrhythmia risk.

Topical capsaicin activates TRPV1 receptors to reduce infarct size and apoptosis, mitigating reactive oxygen species damage during reperfusion.

Continuous sheath cores with cavities and inserts eliminate connection weaknesses, ensuring reliable high-energy shock delivery.

First electrode dissipates induced current through larger surface area, reducing thermal energy generation in implantable medical devices during MRI exposure.

A leadless pacemaker processes cardiac sense signals to detect atrial events using dynamic thresholds.

A rotatable proximal body portion alters leadlet extension length to position pacing electrodes within the heart.

Dynamic stiffness transitions resolve the contradiction between ease of positioning and stability of lead placement for dual chamber pacing.

Ceramic feedthrough blocks inside a metal housing seal the light emitter against fluid ingress while managing manufacturing complexity.

Temperature sensors monitor renal artery walls during bipolar energy delivery, resolving the contradiction between effective nerve alteration and tissue damage.

Localized electric fields shape parallel to the vagus nerve, resolving pain from collateral tissue stimulation during migraine treatment.

Electronic timer synchronizes fMRI scans with implanted stimulators to initiate imaging before stimulation begins.

Segmented implantable leads use fluid-filled cavities to couple conductive segments, attenuating RF-induced heating while maintaining signal transmission.

A neuromimetic stimulating apparatus analyzes feedback signal waveforms to generate tailored stimulus signals.

Electrostimulation of the ciliary muscle via rhythmic current pulses restores trabeculate efficiency and reduces intraocular pressure.

Paired medical lead bodies use braided conductive shields with differing physical parameters to reduce RF-induced heating at electrodes.

Multi-vector electrogram comparison identifies pseudo-fusion beats lacking positive deflection, reducing unnecessary ventricular pacing events.

A sterile adapter couples medical leads to external analyzers without breaching implant packaging.

Segmented conductive hull assemblies enable helical coil articulation within implantable leads.

A catheter combines electrical impedance sensing with contact force measurement to classify intra-cardiac tissue types.

A hollow cylindrical sheath embeds connecting conductors within a single insulating jacket to simplify electrode manufacturing.

Implanted electrode surfaces drive nutrients toward hyaline cartilage via electroosmosis to promote tissue regeneration.

Interleaved monophasic pulses with passive charge recovery mimic biphasic stimulation waveforms.

Automated neurostimulation titration manages output current and pulse width to reach therapeutic levels faster.

Coupled conductors in an implantable device redirect MRI-induced radiofrequency waves, reducing thermal damage to tissue while maintaining signal integrity.

Rectifier and peak detector circuits process neural signals to reduce equipment complexity while maintaining measurement precision for renal denervation.

Segmented bi-metal electrode design couples lead wire to tissue interface via diffusion bonding, eliminating micro cracking from dissimilar metal welding.

Automated analysis of ECG morphology detects non-standard electrode placements to resolve programming confusion and ensure accurate data interpretation.

Tripolar electrode lead injects controlled current to extract bioimpedance data, resolving signal saturation from contact impedance variations.

Segmented programming systems reduce device complexity while alleviating substance addiction symptoms.

An extracardiovascular implantable cardioverter defibrillator enters a specific mode to detect test therapy signals from an intracardiac pacing device.

A modular connector assembly for implantable pulse generators uses curved lead portions to ensure electrical continuity across multiple channels.

Switch matrix opens during handling to prevent electrostatic discharge damage while closing for operational modes.

A dipolar antenna system transfers energy to implanted devices using electromagnetic radiation in the 300 MHz to 30 GHz range.

Coin-sized implantable electroacupuncture device delivers stimulation pulses to treat dyslipidemia.

A combined open-ended and closed-wire antenna system enables bidirectional data transfer through a reciprocal frequency multiplexer circuit.

Implanted electrode array receives remote radio frequency energy to generate electrical pulses for nerve tissue stimulation.

Subassembling spring contact rings and ring seals before overmolding maintains component alignment and electrical isolation while reducing scrap rates.

An impedance measurement module generates signals to communicate with lead-borne satellite devices.

An automated method adjusts electrode stimulation levels by deriving individualized brightness response formulas from patient feedback.

A cochlear stimulation system stores patient-specific data in the implantable portion and speech processing parameters externally to reduce transmission frequency.