Head Electrodes TRIZ Cases

Surface electrodes use EMG feedback to stimulate the hypoglossal nerve and maintain airway patency without surgical implants.

This case alternates high-frequency current between two deep brain electrodes to maintain treatment effects while reducing power use.

An implantable medical device adapts sensing electrodes and timing to reduce stimulation interference and programming burden.

An integrated DBS lead records neural activity during insertion to locate targets and reduce surgical time and cost.

Miniature implants use resonance-tuned ME films and closed-loop feedback for simultaneous wireless power and data transfer.

Electrical SPG stimulation temporarily raises BBB porosity for drug delivery, then lowers it to help limit edema and adverse effects.

An elastomeric housing limits MRI-driven magnet rotation in cochlear implants.

Frequency-band analysis selects electrical or optical stimulation to balance spatial resolution, energy use, and heat dissipation.

Recorded and modeled evoked potentials help tune DBS electrodes for STN targeting, reducing non-target stimulation and energy use.

This case separates neural recording from external processing to adapt deep brain stimulation while preserving implant compactness.

An in-canal transmitting antenna sends electromagnetic power and data to an implanted cochlear unit, improving discretion and comfort.

Independent orthogonal rack-and-pinion arcs position the DBS instrumentation column for precise alignment and improved surgical access.

A nonconductive cavity guide blocks field shunting through conductive fluid, concentrating TTFields in surrounding tumor tissue.

Corrupted evoked neural signals are classified and their features interpolated to guide DBS lead placement and stimulation adjustments.

Current source density measurements compare neural tissue phase relationships with targets, guiding energy-aware stimulation adjustments.

A cortical lead combines photobiomodulation with electrical stimulation to mitigate triggered seizures and support neuroprotection.

This case shows how directional loop antennas in an IMD header improve power transfer despite device orientation and reduce charging heat.

This case compares microphone and broadcast audio fingerprints to select a matching wireless channel without manual switching.

This DBS case uses ECA phase analysis and HFO thresholds to select treatment frequencies and shorten manual programming.

An implantable cranial nerve stimulator uses external transcutaneous power to avoid bulky implants and long medical leads.

Equalization offsets narrowband distortion in cochlear implant telemetry links.

This case uses cascaded amplification and EMA-based adaptive gain to capture weak bio-signals without signal saturation.

This case matches detected objects to electrode locations and scales stimulation for limited array throughput and spatial fidelity.

Low-permeability encapsulation hermetically protects neural interface electronics from fluids.

A localized electrochemical oral device improves ACP ion transport and deposition while limiting discomfort from external electric fields.

A segmented oral cleaning unit uses each tooth as a dielectric barrier, focusing RF energy near interproximal spaces.

A flexible conductive fabric electrode reduces tissue pressure while preserving electrical function.

A fixed distal member captures the cochlear electrode holder, simplifying robotic insertion while freeing the surgeon’s hands.

A nasal RF stylus delivers bipolar energy through mucosa to target nerves, reducing invasiveness and side effects.

A circular and ovular guide structure directs countersinking for DBS lead locks, reducing proud profiles, erosion risk, and scalp defects.

Adjacent vascular electrodes triangulate DBS targets and use monitoring to improve placement precision while reducing brain tissue trauma.

This case uses weighted, balanced-charge pulses that shift across electrodes to preserve spatial-temporal sound patterns.

This case distributes passive charge recovery across segmented electrodes to reduce impedance, side effects, and charge buildup.

A decoupling structure limits lead forces to protect cochlear electrodes.

A stylet, fluoroscopy, and electrophysiological feedback guide vestibular electrode placement while limiting non-target stimulation.

A spherical support and compressive contact limit eye rotation, enabling precise, single-operator needle insertion for electroporation.

External induction powers implantable conductive paths through the skull, focusing current while supporting targeted brain stimulation.

Electrical measurements between implant contacts provide real-time detection of tip foldover and deformation during cochlear insertion.

An implanted pituitary electrode connects to external power for intermittent stimulation.

A cushioned cavity stabilizes neural implant headpieces while reducing sleep pressure.

Electrodes stimulate cranial nerves and sense muscle activity to support infant feeding.