Spinal Electrodes TRIZ Cases

Contoured ends and keels enable snap-type attachment of modular electrode sections, reducing surgical complexity during implantation.

Shared electrical conductors enable multiple effectors on a single catheter, reducing wiring complexity.

Asymmetric biphasic waveforms with net charge imbalance overcome non-monotonic frequency effects for precise unidirectional nerve targeting.

Overlapping flexible flaps with securing wings provide 360-degree radial coverage to prevent nerve damage from excessive compression.

A stimulation needle stylet uses a twist engagement mechanism to connect with the cannula hub for secure electrical coupling.

A single-handed catheter enables precise nerve block placement under real-time ultrasound guidance, reducing leakage and dislodgement risks.

Targeted fascicular placement of a flexible micro-wire reduces nerve damage and improves signal-to-noise ratio.

An implantable stomach constriction device uses targeted electrical stimulation to induce tissue contraction for controlled food flow management.

Electrode-equipped tissue distraction and retraction assemblies detect neural structures during corridor establishment to prevent impairment.

Nested tubular rings prevent dislodgment by accepting overmolded lead material, ensuring stable tissue stimulation.

Automatic program generator creates test therapy programs for spinal cord stimulation using anatomical and paresthesia parameters.

Fibrous matrix filled with polyethylene glycol hydrogel prevents tissue attachment while maintaining stable electrical performance.

Segmented parylene jackets protect conductive paths within silicone substrates, resolving mechanical fragility and low electrical strength trade-offs.

A spiral fixation device anchors medical leads using shape memory alloys, preventing dislodgement in tortuous anatomy.

Optimizes neuroprosthetic stimulation parameters to achieve higher spatial resolution and clearer perception.

Epidural electrical stimulation targets the spinothalamic tract while inhibiting adjacent dorsal and ventral root fibers to prevent muscle contractions.

A thermal neuromodulation device applies controlled heating to renal nerves for sympathetic activity reduction.

External compiler translates modulation programs into virtual machine instructions executed by an ambulatory medical device.

A multimodal stimulation system applies composite electromagnetic fields to modulate gene expression and synaptic plasticity in neural tissue.

Polymeric fill between coil turns reduces outer diameter while maintaining column strength for easier insertion.

Segmented electrode arrays on parallel lead surfaces target multiple tissue depths while fixation structures prevent device migration.

Segmented conductors with coiled guides minimize RF-induced tissue heating during MRI procedures.

Alternating polarity pulse currents prevent electrochemical tissue damage while delivering higher stimulation intensity for effective pain relief.

A neuromuscular electrical stimulation system induces neck muscle contractions to create a pumping force that directs cerebrospinal fluid flow.

A handheld device displays a schematic human body diagram to allow patients to select affected areas and assign pain values.

A sharp-tipped electrode concentrates stimulation signals to targeted tissue sites within an implantable nerve stimulator.

Shape memory alloy activation secures temporary nerve leads in tissue, resolving implantation complexity and retention trade-offs.

A hypoglossal nerve stimulation system delivers targeted electrical pulses to activate the genioglossus muscle during inspiration.

An implantable lead extracts inductive power to eliminate battery constraints, enabling precise spinal nerve stimulation without surgical pocket expansion.

Pre-formed insulative channels route conductors to secure electrodes, resolving isolation and mounting reliability trade-offs.

A tunneling tool pull-through tip uses a barb pin to secure medical lead extensions during subcutaneous implantation.

A universal terminal extension merges adapter functions into a single component, eliminating bulky splitters and reducing system complexity.

A segmented electrode assembly uses a flexible sheath and clasping retainer to maintain stable electrical contact with target tissue.

Beta-titanium alloy electrodes and contacts enable reliable laser welding to titanium alloy lead wires, resolving radiopacity and weldability trade-offs.

Electrical field potential comparison detects lead migration without imaging, enabling automatic reprogramming for reliable spinal cord stimulation.

A wireless multi-channel implant uses flexible epidural electrodes to deliver high spatial resolution neural stimulation.

A closed loop control system adjusts spinal cord epidural stimulation parameters using real time physiological data from integrated sensors.

Pectoral muscle pre-contraction reduces mechanical impact and pain during cardiac therapy shocks, improving patient comfort.

A neurostimulation system varies spatial patterns to maintain therapeutic efficacy.

Implantable neurostimulator uses helical electrodes to deliver bidirectional vagus nerve pulses for chronic cardiac dysfunction treatment.

Segmented timing channels evaluate independent electrode settings concurrently, eliminating sequential adjustment delays and reducing setup errors.

On-line autocalibration adjusts stimulation signals based on sensed nerve fiber responses, resolving electrode position instability issues.

Radial connector flanges stabilize lead extensions, reducing skin erosion and failure risks during deep brain stimulation implantation.

Segmented intramuscular electrodes maintain constant moment sums across agonist pools, reducing vastus lateralis fatigue during standing.

A retrograde electrical stimulation lead advances subcutaneously along the tibial nerve using an introducer.

Testing ramps identify patient-specific peak modulation voltages, resolving time-intensive dosing determination while maintaining comfort.

A stimulator delivers electrical impulses to abdominal nerves to block pain signals without invasive surgery.

Stress-relieved beta titanium alloy wires maintain twisted configurations to prevent brittleness and extend implant lifespan.

A tensioning apparatus applies controlled mechanical stress to transected peripheral nerves to stimulate axonal growth.