Internal Electrodes TRIZ Cases

Laser bonding seals the housing while the compressed conductive member provides electrical coupling without feedthroughs, preventing environmental leakage.

U-folded leaf springs secure lead plugs in implantable devices, eliminating bulky screw mechanisms and reducing manufacturing complexity.

A biostimulator housing integrates a fixation guide to direct a movable element through a passage for secure anchoring.

Hot isostatic pressing reduces porosity in yttria-stabilized zirconia, preventing moisture-induced phase transformation that degrades implant reliability.

Radial electrodes attract thrombi through perforations while suction removes debris, reducing tissue damage from poor current distribution.

Segmented multi-layer stacked coil configurations minimize common mode currents to prevent tissue heating during MRI exposure.

A torque sensor detects static magnetic fields in implantable medical devices to trigger automatic mode transitions.

Extruding an elongated lead body core with axially extending channels allows direct conductor placement, eliminating time-consuming laser ablation steps.

Outer conductive polymer layer distributes electromagnetic radiation along the lead, preventing antenna effects and MRI interference.

A medical electrode lead embeds a memory circuit to generate voltage differences for automatic identification.

A non-invasive neuronal stimulation system dynamically adjusts alternating current parameters using real-time EEG biomarker feedback.

Implantable baroreflex activation device modulates cardiovascular function using impedance sensors and pressure applicators.

Software-defined compliance logic monitors electrode node voltages to adjust power levels for implantable pulse generators.

A tethering feature with a break-away member wrapped around base supports enables secure device fixation and controlled untethering.

A sterile kit body retains an implantable lead extension and tools in a nested configuration for direct patient coupling.

Radial terminal arrangement minimizes connection volume, enabling smaller leads and reduced surgical trauma.

Continuous helical conductors eliminate discrete connectors to resolve reliability and extraction trade-offs.

A capacitive voltage multiplier generates programmable fractional battery voltages, eliminating electronic noise from inductive switching.

An implantable sensor housing multiple elements monitors physiological parameters continuously.

An implantable pump uses magnetic actuation to move the tongue forward, eliminating mask discomfort and surgical risks.

Sintered platinum paste within alumina vias creates a tortuous interface that withstands thermal expansion mismatch and prevents fluid erosion.

Hierarchical electrode coatings combine columnar and nanoscopic structures to increase specific surface area.

A therapy patterning system programs arbitrary waveforms to deliver precise electrical stimulation signals.

Comparing input and output currents detects DC leakage without checking specific failure modes, reducing power consumption and diagnostic time.

A nested implantable lead allows an inner conductor to translate within an outer lumen for precise electrode placement.

Segmenting the pacemaker from its tissue-anchoring cover allows removal through an opening, reducing residual volume in the heart.

A hybrid control policy adjusts stimulation parameters using evoked compound action potential signals.

Capacitive discharge stimulation induces ureteral contractile waves, enabling reliable identification during minimally invasive surgery without deep dissection.

A biocompatible circuit board integrates electrodes and an antenna on its surface to support implantable medical devices.

A charge balancing circuit uses an amplifier and compensation stage to drive electrode voltage within a safety range.

Fast scanning cyclic voltammetry enables real-time neurotransmitter quantification using implanted microelectrodes.

Replacing thick-film paste with low-temperature electroplating eliminates thermal stress and delamination while ensuring hermetic reliability.

RF-heated helical screw creates controlled septal opening, reducing device complexity and accidental perforation risk during transeptal lead placement.

Dynamic calibration compensates for drift by establishing auto zero zones verified via ECG or imaging data.

Replacing metal housings with dielectric plastics enables RF signal transmission for charging while ultrasonic welding simplifies manufacturing.

Intermediary insertion tool applies longitudinal force to overcome frictional resistance during connector insertion, preventing internal component damage.

Segmentation enables independent replacement of the infusion module while preserving continuous analyte sensing.

Segmented lead boot uses distinct elastic polymers to resolve the trade-off between seal integrity and insertion force.

An adjustable impedance circuit within the pacing lead resonates at the scanner frequency to reduce induced currents and tissue heating during MRI procedures.

Tethers secure and withdraw old lead extensions for direct replacement through a single incision, eliminating tunneling tools that cause injury.

Segmented resonant LC and non-resonant filters in an MRI electrode circuit attenuate RF-induced heating by blocking current before it reaches tissue.

CNT shielding layers dissipate heat and block electromagnetic energy to prevent tissue damage during MRI scans.

Shaped washer openings constrain terminal pins to prevent lateral movement in filtered feedthrough assemblies.

A catheter cap laterally displaces via an actuator wire, preventing vascular entanglement during implant delivery.

Integrated hermetic seal and retaining features secure electronics package, eliminating external leads to reduce surgical complexity and improve reliability.

Segmented peripheral, spinal, and cortical stimulation overcomes treatment complexity limits while reversing paralysis through associative plasticity.

Electrically isolated segments selectively stimulate target pathways, reducing power consumption and avoiding unintended tissue activation.

Tailored inner and outer coil inductance reduces RF current induction and heat buildup during MRI procedures.

An implantable medical device selects biventricular or left ventricular pacing modes by measuring conduction times between right and left ventricular electrodes.

A hand-held probe head merges electrical conductivity with thermal control via a Peltier circuit for simultaneous nerve stimulation and temperature therapy.