Electrotherapy TRIZ Cases

A fan-folded piezoelectric energy harvester converts heartbeat vibrations into electrical power.

Relocating feedthrough apertures to the lateral side of the encasement eliminates complex circuit board bending and reduces device volume.

A thermoelectric cooler directs heat away from the retina toward the iris, enabling higher power usage without tissue damage.

Segmenting the catheter tip into distinct thermal and electrode zones prevents hotspot formation during cardiac ablation.

Segmenting the weld into continuous wave and pulsed zones reduces thermal damage to sensitive modules while maintaining hermetic seals.

Prevents reversed correction storage by merging identification data with memory content, ensuring accurate stereoscopic display during manufacturing inspection.

An integrated metalized backup band obstructs laser energy during seam welding, preventing internal component damage while simplifying manufacturing complexity.

A medical device system transfers mechanical force through the thoracic diaphragm using a ceramic contacting part to assist heart function.

Acoustic probe measures blood flow velocity to guide cardiopulmonary resuscitation compression depth and rate.

A magnetic field threshold alarm uses a pivotally supported sensor magnet to detect dangerous fields without consuming power.

A patch antenna assembly uses a capacitance adjustment pad to tune resonant frequency for wireless power delivery.

Antenna control circuit switches between diversity array elements when destructive interference causes transmission failures, ensuring reliable data delivery.

Programmable timer and indicator control a therapeutic wand's motor to apply consistent pressure on acupressure points.

Charge imbalanced pulses accumulate energy in circuit capacitances to induce a pseudo-constant DC current during quiet periods between active phases.

Flexible printed circuit board substrate integrates electrodes with adjacent resistors, inductors, and capacitors to form localized RF filtering components.

A folded spiral antenna structure fits within a compact dielectric compartment to maintain effective wireless communication.

High-frequency bipolar pulses induce selective cell death via electroporation, eliminating thermal damage and painful muscle contractions.

An adaptive bias circuit controls voltage differences across cascoded MOSFETs in biomedical stimulation devices.

A microcoil generates a time-varying magnetic field to induce electric gradients in peripheral nerves.

Spacing bipolar electrodes ten times their width creates large homogenous lesions while eliminating skin burns from dispersive electrodes.

Frequency domain analysis of acceleration signals estimates chest compression depth without double integration errors or DC offset accumulation.

Functional ultrasound imaging detects cerebral blood flow changes to decode movement intentions with high spatiotemporal resolution.

Musculoskeletal models predict device states to eliminate sensory latency and enhance proprioceptive control in orthopedic applications.

An assessment system analyzes ECG signals during vagus nerve stimulation to determine heart rate dynamics and assess autonomic engagement.

Applying separated pulse trains induces electrosensitization, reducing energy consumption while maintaining treatment efficacy.

Angled electrodes with resilient springs isolate signals from sternum movement during cardiac arrest.

Metal oxide doping raises the dielectric constant of aluminum oxide, reducing capacitor volume while maintaining energy storage capacity.

A CPR back plate uses parallel ribs to provide structural rigidity while minimizing weight.

A pressurized spray device directs aerosolized therapeutic agents through axial and radial holes to distribute medication within body cavities.

Implantable vestibular system adjusts stimulation amplitude based on detected neural signals.

Segmented helical windings on a toroidal structure resolve manufacturing simplicity versus field effectiveness trade-offs.

A dipole antenna forms on the ceramic case of an implantable microdevice to transmit and receive signals.

Control circuitry defines ideal multipole configurations relative to electrode spatial relationships for precise neurostimulation targeting.

Segmented return electrodes surround conductive needles to deliver uniform thermal effects in fractional RF tissue treatment.

Removing inductive components from the power management circuit eliminates magnetic field sensitivity while maintaining miniaturization requirements.

Sulfhydryl-functionalized polyurethane foams bind therapeutic agents and conduct electrical currents to accelerate tissue growth.

Ophthalmological device administers hydrating solution through a metal grid to maintain corneal surface moisture during UV irradiation.

A dual-pivoting therapy device uses adjustable friction handles to target specific soft tissues.

A heart stimulator control unit identifies extraordinary atrial events to adjust AV delay and schedule stimulation pulses.

Segmented ceramic feedthrough assembly reduces manufacturing complexity while ensuring high-yield hermetic seal integrity.

Microneedle platforms integrate electrodes to drive electro-osmotic release, resolving cold storage needs and pain from high-voltage electroporation.

A battery monitoring system calculates delta voltage between unloaded and loaded states to determine replacement timing.

A two-step laser process welds a ferrule to a ceramic insulator, eliminating thermal shock and ensuring hermeticity.

A defibrillator generates electronic signatures to determine its position within a location.

A lithium metal powder stabilized with a continuous lithium phosphate protective layer.

An implantable optical pressure sensor uses a flexible tube and reflective diaphragm to detect urinary sphincter pressure changes.

Slot-loaded conductive plates expand bandwidth for telemetry while maintaining compact device dimensions.

Dynamic voltage levels and periodic stimulation resolve the contradiction between reliable bone fusion and tissue overheating, reducing revision surgery risks.

A comb filter removes noise from output signals during wireless charging, enabling accurate circuit state detection and adaptive frequency adjustments.