Electrotherapy TRIZ Cases

Dual-branch capacitor-inductor switching varies magnetic field duration, magnitude, and frequency for more flexible body tissue stimulation.

A co-fired alumina feedthrough uses grounded vias, composite fills, and braze seals to maintain hermeticity while filtering EMI and limiting MRI RF heating.

Periodic impedance checks and efficiency trending detect wireless power transfer degradation in implantable TET coils before failure.

Mechanical flexing in a load-bearing implant drives a nanogenerator to deliver electric charge that supports tissue repair and wound healing.

A neck-mounted cable holder keeps an IMD charger aligned for efficient power transfer while preventing cable entanglement and neck rubbing.

Real-time data from multiple temperature sensors lets wireless charging raise current safely while preventing localized overheating.

A central hole and micro-slit cover concentrates loop-coil energy onto small target areas with lower power demand and reduced safety risk.

Orthogonal PCB feed lines and loop bridges create a compact helix antenna that preserves capsule communication despite GI orientation changes.

A biocompatible implant housing arranges the coil, magnetic sheet, and antenna to enable wireless power and stable radio links with lower EMI and heat.

Curved, feedback-based positioning aligns an implant accessory for stable charging and communication without magnets that can interfere with MRI.

Multiple capacitive electrode pairs let wearable chargers power implants without precise coil alignment, reducing heat and charging failures.

A U-shaped conductor layout with a vacant center improves automated wire bonding in hermetic implantable feedthroughs with high pin counts.

A single header antenna in an implantable medical device time-multiplexes charging and RF data, cutting antenna count and case attenuation.

Flexible asymmetric hydrogel electrodes boost ionic current from low-speed biomechanical motion, enabling self-powered biomedical patches.

A resilient and stretchable wiring section preserves connectivity through articulation while supporting monitored, multi-energy electrosurgical treatment.

Multiple spring-loaded grooves create dense, reliable electrical paths in a compact connector while allowing easy detachment and reconnection.

A head-worn PCB and conductive spring deliver microcurrent through a mask, improving cosmetic absorption without manual massage.

Biofuel cells harvest glucose or lactate from cerebrospinal fluid to self-charge spinal cord stimulators and avoid battery replacement.

Two coplanar piezoelectric arms and an annular mount shrink harvester volume while preserving power for leadless cardiac capsules.

A multilayer dielectric antenna layout extends trace length inside tight IPG headers while limiting capacitive coupling for stronger wireless links.

Flexible circumferential seal protrusions maintain lead contact during off-axis movement, limiting fluid ingress and signal leakage.

A bearing-based collet lock secures an implantable lead in the connector port without set screws, improving retention and simplifying attachment.

Dipole-coupled quasi-static signaling enables wireless neural implant data transfer and power harvesting with lower tissue interference and no tethers.

Power-efficiency and coil-temperature thresholds trigger patient alerts that correct TETS misalignment and sustain implantable blood pump power.

Embedding conductors in a ceramic body enables tighter spacing, high pin density, and hermetic sealing without gold braze rings.

Integrated cooling and capacitance sensing help electromagnetic wave treatment reach deep tissue while preventing overheating and tracking energy transfer.

Concave external and implantable coils improve wireless power and data transfer under angular offset without magnets, reducing bulk and preserving MRI compatibility.

A stretchable artificial proprioceptor and synapse loop cuts power and heating while stabilizing muscle contraction for motor recovery.

Stainless steel pins fused into glass reduce bending and breakage in airbag igniter leadthroughs while maintaining a stable compression seal.

Differential AC drive in crossed transmitting coils steers the magnetic field toward the receiver coil, improving wireless power transfer without coil movement.

Timed DC-source adjustment and synchronized switching let TTFields sine outputs change amplitude quickly without high-frequency artifacts or spikes.

An isolated circuit on an insulating layer stabilizes patient-circuit reference potential, cuts noise, and preserves insulation spacing.

A semiconductor beam core integrates power management and storage to shrink implantable piezoelectric harvesters and improve energy conversion.

Selective encapsulant layers create air gaps that absorb component aging and tolerance variation, easing case fit-up while protecting hermetic seals.

A spiral annular coil applies body stimulation without adhered electrodes, reducing skin damage and easing treatment for elderly patients.

Real-time coupling and resonance tracking guides external-to-implant coil alignment, improving charging efficiency and limiting overheating.

A folded headspace insulator stabilizes the battery cell, prevents shorts, and still allows electrolyte passage in sealed implantable batteries.

Sub-wavelength metasurface elements shape phase to focus electromagnetic waves into tissue beyond the critical angle for compact implant power transfer.

An eyeglass-style frame positions adjustable electrodes around the eyes to deliver predictable electrical therapy without sacrificing comfort or wearability.

A symmetrization insert centers the inertial mass in an implantable piezoelectric harvester to preserve oscillation amplitude and long-term PZT reliability.

A spectacle lens beam expander steers and focuses infrared light to power active eye implants despite eye rotation and alignment variation.

A dispensed encapsulant getter blend absorbs hydrogen and water inside sealed implants, protecting circuitry while avoiding discrete getter parts.

3D magnetic field sensing guides external charger placement over an implantable medical device to improve inductive coupling and reduce heat.

Circumferential protrusions and depressions flex with off-axis lead movement to limit fluid ingress and preserve electrical isolation.

Preformed wire turns replace long feedthrough pins in implantable device headers, cutting assembly cost and routing complexity.

Segmented twisted pairs, insulating jackets, and grounded shields reduce noise between patient-applied parts while preserving power and signal integrity.

Pre-checks, current monitoring, thermocouples, and relays verify PFA generator integrity and halt unsafe energy delivery during faults.

A shared charging and patient port prevents simultaneous AC and patient connection, cutting isolation needs, size, and cost.

Duration- and battery-based alert modes cut nuisance TETS misalignment notifications while preserving continuous power to implantable blood pumps.

A micron-scale conductor-dielectric stack harvests ambient thermal energy via quantum tunneling to power inaccessible IoT electronics without servicing.

A unilateral Electric Acoustic Stimulation fitting method coordinates acoustic and electric parameters to maintain functional binaural sound processing.

An implantable medical device adjusts therapy parameters based on detected patient posture to resolve efficacy trade-offs in sleep disorder treatment.

A compact wearable device integrates an electromagnetic field emitter and adhesive substrate to deliver therapeutic energy directly to injury sites.

A wrist-worn device applies low-frequency DC pulses to three independent metal contact points.

A nested power source design uses an inner housing passageway to route electrical connections.

Ultrasonic welding joins the retainer to the header body, resolving the contradiction between reliable fluid sealing and accessible component servicing.

High melting point thermoplastic substrates resolve thermal instability during lamination while maintaining chemical inertness for implantable devices.