Head Electrodes TRIZ Cases

A measurement unit assesses capacitor status by measuring voltage differences across electrodes and capacitors.

Computer-implemented method compares applied and emitted stimulation signals to verify electrode placement relative to nerve fibers.

A slider-based loading tool transitions pre-curved electrode arrays from curved to straightened configurations for medical insertion.

Control circuitry computes adjusted compliance voltage based on tissue impedance to reduce energy waste while maintaining therapy efficacy.

Scalp electrodes deliver targeted electrical stimulation to the brain through the cranium.

Directional deep brain stimulation targets the superolateral medial forebrain bundle to treat psychiatric disorders while avoiding side effects like dyskinesia.

A flexible integrated circuit conforms to retinal curvature, resolving wiring size limits and mismatch with non-planar tissue.

Spring actuators deploy probe sites away from the shank to minimize scar tissue formation and maintain long-term monitoring reliability.

Adjacent housing integration reduces radial extension to minimize bulging while maintaining reliable electrical connections.

A universal low-profile intercranial assembly uses a mounting plate to secure static and functional neurosurgical implants.

A cochlear implant system compares electrically evoked compound action potential signals to detect electrode migration within the cochlea.

An external unit switches between power transmission and command signal modes based on coupling status with an implanted medical device.

A hippocampal prosthesis employs a sparse MIMO model to bypass damaged regions and restore long-term memory formation despite computational complexity.

Planar lamination stacks nanoprobes to resolve vertical collapse risks while maintaining manufacturing efficiency.

Asymmetrical signal distribution steers neural stimulation fields while maintaining constant power consumption and reducing battery drain.

Welding hypotubes to ring components forms segmented electrodes, resolving manufacturing complexity while enabling precise electrical field control.

Electrically modulating cholinergic neurons in the dorsal motor nucleus of the vagal nerve to control inflammatory responses.

A portable bridge device converts standard wireless charging protocols to proprietary formats for auditory prostheses.

A cochlear implant method determines electrode insertion angles to calculate characteristic frequencies that preserve natural harmonic relationships.

Inductive signal transfer via a toroid core eliminates complex hermetic feedthroughs, reducing manufacturing costs and failure rates in implantable devices.

A cochlear implant headpiece coil uses multiple windings driven by independent circuits to generate a combined output signal.

A hearing prosthesis adjusts electrical current levels to evoke hearing percepts that align with normalized loudness levels.

Reducing the inductance coil diameter below 17.5 mm resolves the trade-off between device volume and transcutaneous power transfer efficiency.

A flexible brain electrode integrates a cortical attachment and deep implantation portions for simultaneous neural signal acquisition.

An automated intracranial access device integrates drilling, retraction, and sealing functions within a single housing unit.

Periodic coordinated reset stimulation stabilizes therapeutic effects by minimizing dependence on body parameter fluctuations.

A master digital-to-analog converter sets stimulation amplitude on a shared bus to distribute scaled current across implantable stimulator electrodes.

Segmentation and intermediary principles stabilize the electro-biological interface between outer-retinal implants and inner retina for vision recovery.

An implantable stimulator delivers electrical signals to lacrimal glands.

A one-piece anchor bolt driver uses a springing pin structure to hold fastening elements securely within the shaft socket.

Photoresist adhesive bonds retinal implant chips to flexible parylene substrates, preventing delamination under surgical forces.

A cochlear lead uses a plastically deformable stiffening element to maintain rigidity during insertion.

Internal energy harvesting reduces reliance on low-efficiency inductive transfer, minimizing antenna size and eliminating surgical battery replacements.

Asynchronous event-driven pixel activation reduces data redundancy and prevents visual organ damage in vision aid devices.

Laser decomposition of silicone enables selective electroless metallization, embedding fine metal traces while maintaining high insulation properties.

Segmented electrodes in a semiconductor substrate enable precise spatial control of electrical stimulation, reducing neural tissue damage and side effects.

Computer-assisted design calculates optimal electrode parameters based on patient imaging data, enabling customized structures that match target tissue volumes.

Photolithography patterns base materials to form sharp neural probe needles, resolving dicing saw width limits for high-density electrode arrays.

Clusters implantable electrodes by impedance to allocate stimulation sources, resolving uneven current distribution caused by electrode variation.

An extra-cochlear hearing aid implant uses an electrode pad with penetrating prongs to stimulate cochlear ganglion cells through the endosteum.

Single ASIC merges digital control and analog current regulation to reduce circuit space while restoring 3D vestibular sensation.

Controller circuit determines stimulation thresholds from sensed evoked responses to adjust neurostimulation parameters and minimize side effects.

Correlating modeled and target excitation patterns generates stimulation currents that approximate neural responses despite spread of excitation.

Embedded EEG electrodes detect brain rhythms to trigger tongue stimulation, resolving TMJ disorders from fixed mandibular advancement.

A pain analyzer circuit generates a pain score using respiration-mediated heart rate variation metrics from physiological sensors.

A micro-electrode array system senses neural tissue depth to deliver precise energy modulation.

A visual prosthesis fitting system uses a touch screen to align prosthetic images with patient perception.

Transnasal electrodes harness low-resistivity nasal pathways to deliver focal neurostimulation.

Segmented multi-layer probe designs reduce tissue trauma during insertion while maintaining structural flexibility for minimally invasive brain procedures.