Transvascular Endocardial Electrodes TRIZ Cases

A transvenous lead expands via pre-bias to mechanically engage the vessel wall.

A recharge circuit delivers simultaneous charge balancing to multiple electrode combinations in a cardiac pacing system.

An asymmetric coupling component with an offset thickened portion enables welding within a medical lead lumen.

An active fixation lead incorporates an external contour to limit torque transfer, preventing helix over-rotation and tissue damage during implantation.

Obliquely oriented resilient arc maintains circumferential tissue contact during rotation without complex steering mechanisms.

Cylindrical metal rings pierce insulated microcables to establish electrical connections, preventing electrocorrosion without conductive coatings.

Segmented cam mechanisms control bidirectional blade rotation and extension, preventing jamming in scar tissue while navigating tortuous vascular paths.

A multi-vector medical system selects capture vectors by delivering electrical stimulation at varying voltages to identify suitable configurations.

A cardiac pacing device selects bipolar or unipolar modes via a removable housing plug, eliminating complex circuitry reconfiguration during implantation.

External electrodes detect cardiac signals to determine pacing parameters, reducing invasive CRT testing complexity.

A coaxial medical lead uses a slidable cable to position an electrode within the cardiac conduction system.

Anchoring a guidewire with an expandable fixator eliminates catheter slitting, reducing procedural complexity and skill requirements for precise lead placement.

Wireless pressure sensors on pacemaker leads enable continuous cardiac monitoring without invasive catheters or internal batteries.

Multi-planar deflection enables precise His bundle lead placement, reducing procedure time and radiation exposure.

Nested delivery catheter steers miniature flexible pacing leads to reduce valve obstruction and perforation risk.

An internal drive shaft extends a screw electrode from a low-profile body, resolving the trade-off between fixation reliability and device diameter.

Segmented spline electrodes deliver localized high-voltage pulses to ablate target tissue while minimizing damage to surrounding healthy structures.

A collapsible cardiac pacing device uses dual flanges to anchor electrodes securely near the His bundle.

A cardiac stimulation system adjusts His bundle pacing parameters using real-time left ventricle activation sensing.

Crimped conductive bands replace blind welding, boosting yield and mechanical robustness.

A leadless cardiac pacing device uses a helical fixation member for secure anchoring within the heart chamber.

A strain relief loop holder manages excessive tissue heating at the medical lead intersection by distributing heat or insulating the surrounding area.

Uses priority-based start signals to prevent transmission collisions in half-duplex body area networks, ensuring reliable delivery of time-critical information.

Slidable frame moves fixation tines along a longitudinal guide to anchor the device, reducing lead-based system complexity.