Head Electrodes TRIZ Cases

Sequential electrode impedance measurements derive a coupling matrix to map V-fields, eliminating reliance on external imaging devices.

Radially-extending flats apply counter-forces to offset bias forces, preventing twisting and ensuring accurate placement of cochlear implant electrodes.

A surgical device identifies cochlear entry and sinus tympani control points to define a straight-line drilling path through the mastoid bone.

Implantable device adjusts cranial nerve stimulation parameters to drive patients from stage 2 to restorative sleep stages.

Embedded stiffening member prevents deformation of cochlear implant carrier during insertion, reducing trauma to auditory nerves.

Synchronizes stimulation channel selection across bilateral cochlear implants based on combined spectral content.

A flexible polymer electrode array conforms to the calcarine sulcus, reducing invasiveness and charge density requirements for stable vision restoration.

Sequential electrical pulses applied to distinct neural element sets prevent cumulative excitation of overlapping populations.

A hearing assistance system measures endocochlear potential via an implanted sensing unit to dynamically adjust signal processing parameters.

An elongated extension member anchors via osseointegration, reducing infection risk and eliminating the need for bone augmentation.

A flexible integrated circuit device with a CMOS chip integrates pixel units and electrodes to conform to the retina shape.

A deep brain stimulation controller processes leg-mounted inertial measurement unit data to detect abnormal movement events and adjust neurostimulation parameters.

Phase response mapping determines optimal stimulation phases to eliminate oscillating brain signals while minimizing energy consumption.

Fluid delivery ports on the electrode array create a lubrication region during insertion, reducing friction against the cochlear lateral wall.

A broadband low-frequency filter processes acoustic signals to generate stimulation pulses for cochlear implant electrodes.

A cochlear implant processor assigns importance values to electrode pulses based on a spatial and temporal masking model of cross-electrode interferences.

Parallel penetrating ends on a bipolar stapedius electrode enable secure fixation without tissue piercing, reducing trauma during implantation.

Segmenting rigid chips into a flexible array reduces mechanical trauma during surgery while expanding the visual field coverage.

Color-coded graphical depiction merges electrophysiological data with anatomical images to guide treatment instrument positioning.

Mounting the stimulator within a cranium burr hole eliminates extra-cranial right-angle bends that cause mechanical stress and lead breakage.

Dynamic coil coupling in implantable devices prevents overheating from MRI-induced electromagnetic interference.

Circuitry calibrates electrical currents applied to hypoglossal nerves using breathing and symmetry sensors.

An electrical stimulation system combines patterned neuromuscular pulses with transcranial direct current to target peripheral muscles and the brain simultaneously.

Segmented guides and lock components resolve the trade-off between multi-electrode delivery capability and removal ease.

Nested inductive coils and conformal electrodes reduce bulk and improve mechanical stability for reliable retinal stimulation.

Closed-loop brain stimulation system adjusts electrical pulse parameters based on real-time physiological feedback.

Dimensionality reduction algorithms derive fewer input variables for hearing prosthesis configuration, eliminating time-consuming manual parameter adjustments.

Segments electrode arrays into regulated and unregulated paths to balance current precision with reduced power consumption.

Interlocking annular elements constrain the minimum bending radius of a medical lead to protect internal conductors during implantation.

Flexible non-metallic fixation bands with rigid inserts secure implants to the cranium without signal interference or charging heating.

Segmented electrodes on a flanged carrier enable precise current steering within deep brain stimulation leads.

Transcranial electrical stimulation uses specific oscillating frequencies to reinforce or weaken targeted memory associations.

An alternating electric field breaks down chromophores in toothpaste, eliminating gum damage from strong oxidizers.

Apertured cover with resilient insert maintains electrode array straightness, preventing tip curling while allowing saline testing.

Sound processor apparatus integrates a position sensor to detect device orientation and trigger automatic control adjustments.

Elastic septum clamping prevents lead dislodgement from friction while maintaining a low-profile design to reduce patient discomfort.

Testing apparatus measures discharge characteristics of DC blocking capacitors to identify faulty components before they cause tissue damage.

Ultra wideband pulse transmission with time-gated amplifiers reduces implant power consumption.

Flexible earplugs seal the canal to prevent leakage, allowing upright bilateral anesthesia without reclining.

A spatial fitting system maps projected percept locations to correct visual prosthesis alignment.

Segmentation separates a temporary rigid casing from the thin electrode array to resolve bulkiness versus control trade-offs.

Modulation bandpass filtering segments audio signals to preserve speech intelligibility while reducing background noise amplification.

Thin-film probes minimize scar tissue formation while maintaining high-density neural signal recording for chronic brain monitoring.

Graphene cochlear implant electrodes enhance surface bioactivity to resolve insufficient cell adhesion and tissue integration in medical devices.

A tissue stimulation lead uses a two-dimensional electrode array to steer electrical fields in three dimensions.

MXene electrodes reduce impedance and noise interference in neural implants.

Flexible elastomeric burr hole plugs secure leads via integrated locking members, preventing migration and skin erosion caused by rigid high-profile devices.

Replacing complex imaging with electrical impedance measurements to detect scalar translocation and monitor electrode lead position during insertion.

Reversible engagement between a flexible substrate and an insertion needle anchors the device in tissue, reducing displacement and immune response.

A mouthpiece combines mechanical brushing, iontophoretic plaque breakdown, and disinfection irrigation into a single automated unit.