Spinal Electrodes TRIZ Cases

Direct access to the dorsal root ganglion combines spinal stabilization and neuromodulation in one procedure for chronic spinal pain.

This case uses repositionable nasal electrodes to make SPG stimulation more reliable while increasing cerebral blood flow.

Segmented cuff electrodes selectively stimulate baroreceptive fibers while limiting efferent activation for gentler blood pressure control.

This case uses random frequency-band sequences and tuned amplitudes to sustain electrical stimulation efficacy during long-term therapy.

Rigid interfaces can damage small nerves; a 3D-printed microclip and stretchable array support stable recording and stimulation.

Measured compound action potentials guide stimulus amplitude changes, sustaining neural recruitment as electrodes move or posture shifts.

An endovascular interface uses blood vessels, wireless charging, and feedback for long-term neural sensing and stimulation.

A battery-free implantable capsule delivers on-demand DC nerve blocks for localized pain relief.

Integrated sensing electrodes detect compound action potentials to regulate stimulation amplitude and shape in real time.

A neuromodulation adaptor bridges incompatible stimulation leads and neurostimulator devices through a proximal connector interface.

Implantable pulse generators interleave multiple stored stimulation programs using time domain allocation to deliver hybrid therapy signals.

Periodic action with low-duty-cycle bursts enables high-frequency stimulation while minimizing power consumption and tissue damage.

Twisted insulated wires around a central support maintain torsional rigidity while navigating cerebral veins.

A hinged electrode fixator uses interlacing hooks to secure pacemaker leads without sutures.

An external cable box assembly embeds memory and logic circuitry to store unique electronic identifiers for connected stimulation cables.

Real-time ultrasound imaging guides a beveled introducer through an implantation pathway to position a therapy delivery device near a bony spinous target.

Integrating an electrode into the cannula enables test stimulation to verify placement accuracy, reducing repositioning time and expense during implantation.

Combining burst and tonic stimulation modes treats complex firing patterns in tinnitus while reducing programming time through dynamic parameter linking.

Non-uniform electrode sizing concentrates electrical fields to target the occipital nerve, avoiding placement errors from uniform designs.

Embedded fluidic channels in SU-8 microelectrodes mitigate tissue encapsulation and extend lifespan through targeted drug delivery.

An indicator gesture activates a dedicated control mode that filters inadvertent hand motions, preventing unintended actions during critical medical procedures.

A respiratory stimulation controller outputs phase-specific electrical signals to coordinate diaphragm and abdominal muscle contractions.

Independent rate counters manage pulse delivery per channel to prevent amplitude sag from inadequate recharge intervals while maintaining charge balance.

A radial exterior weld terminal uses a truncated aperture to join conductive wires on an outer surface.

Sigmoidal conductors embedded in an extensible polymeric lead body maintain electrical connectivity during mechanical stretching.

A fascicular mapper uses independently actuated electrodes to electrically stimulate and detect peripheral nerve activity for precise localization.

A bidirectional stretchable nerve interface uses conductive composite ink on fiber electrodes to join with fabric substrates via self-bonding.

Automated parameter selection reduces programming time by targeting specific anatomical structures for therapy.

A dissolvable matrix anchors thin flexible electrodes during insertion into soft tissue, then degrades to allow freedom of movement and long-term retention.

A continuous conductive RF shield along implantable stimulation leads dissipates induced currents, preventing tissue damage during MRI procedures.

Segmenting delivery into three states allows iterative tissue testing near nerves, reducing injury risk during percutaneous placement.

Implanted electrodes bridge external generators and deep nerves to resolve selective activation trade-offs.

Inflatable members expand within lead bodies to secure positioning after percutaneous implantation.

Conformally folding planar multilayer structures around a cylindrical core increases electrode density while minimizing crosstalk between stimulation channels.

Tilt sensors measure instrument orientation relative to a reference axis, reducing pedicle wall breach risk during spinal fixation.

A neural stimulus device applies sequential pulses within the refractory period to recruit distinct fiber populations.

Segmented electrodes and a flexible hinge improve targeting precision while reducing tissue stress during dorsal root ganglia stimulation.

Modulating pulse-width and amplitude resolves temporal resolution limits in brain-computer interfaces by encoding rich tactile information.

Intravascular catheter modulates sympathetic nerves to inhibit tumor growth, reducing chemotherapy side effects.

A hydrogel scaffold encapsulates electronic leads to detect neural activity, reducing foreign-body responses caused by silicon-tissue mismatch.