Transvascular Endocardial Electrodes TRIZ Cases
- Multi-Electrode Pacemaker Lead for Synchronous Circumferential Pacing
A myocardial multi-electrode lead uses distributed ring electrodes to reduce contact variability and dislodgement during cardiac pacing.
- Leadless His Bundle Pacing for Synchronized Ventricular Activation
Leadless pacing coordinates bundle stimulation for synchronized ventricular activation.
- Articulable Biostimulator for Apical Housing and Septal Pacing
This case uses an articulable extension to support septal pacing while reducing interference from nearby heart structures.
- Medical Device Delivery and Retrieval With Mediated Torque Transfer
A driver cup and intermediate member simplify torque transfer during implantable device delivery, retrieval, and re-orientation.
- Pacing Electrode Implantation With Left Bundle Branch Signal Feedback
Cardiac signal and impedance feedback helps position pacing electrodes precisely while limiting misplacement and perforation risk.
- Curved Delivery Sheath for Triangle of Koch Left-Ventricular Pacing
A curved delivery sheath positions a fixated lead in the triangle of Koch, enabling left-ventricular pacing and sensing.
- Leadless Cardiac Pacemaker Programming for Reliable Replacement Transition
Preconfigure new leadless pacemakers and verify electrode engagement before therapy transfer.
- Active Fixation Lead With Low-Friction Conductive Spring Contact
A conductive spring stabilizes lead contact while reducing chatter noise and friction.
- Flexible High-Density Electrode Catheters for Cardiac Mapping and Ablation
Flexible electrode arrays conform to irregular myocardium while mapping and ablating.
- Articulated Biostimulator for Septal Pacing Without Cardiac Interference
Flexible extensions, hinges, or tethers separate electrode and housing axes for septal pacing near the ventricular apex.
- Catheter Therapy Annotations for 3D Position and Lesion Feedback
Sensor-driven 3D annotations show catheter position and lesion continuity, helping reduce therapy gaps during treatment.
- Elongate Electrode Assembly for Implantable Left Bundle Branch Pacing
An elongate electrode extends from a right-ventricle implant to the left bundle branch, enabling selective pacing with less interference.
- Implantable CRT Optimization Through Wavefront Fusion Analysis
Wavefront analysis individualizes CRT settings for improved electrical synchronization.
- Implantable Medical Lead with Rotating Dilator Electrode Positioning
A rotating dilator converts torque into translation for precise electrode placement, while tines anchor the implantable lead.
- Coronary Sinus Lead Electrode Orientation to Limit Phrenic Stimulation
Rotating electrodes face myocardium while insulation limits phrenic nerve stimulation.
- High-Speed Isolation Switches for Electroporation Pulse Noise
This case uses timed MOSFET isolation and passive filtering to protect cardiac stimulators from induced currents during ablation.
- Intraluminal Microneurography Probes for Real-Time Ablation Feedback
Flexible intraluminal probes stimulate and record neural responses to verify renal nerve ablation despite arterial access constraints.
- Intracardiac Pacemaker Electrodes for Dual-Chamber Pacing
This case shows how an intracardiac electrode assembly restores atrioventricular synchrony while avoiding transvenous lead complications.
- Leadless Cardiac Device Fixation Tines for Tissue-Sparing Deployment
Curved spring-biased tines anchor a compact cardiac device near the pacing site, reducing lead-wire complications and tissue damage.
- Dual-Chamber Leadless Pacemakers for Communication-Aware AV Synchrony
Leadless pacemakers adapt pacing modes when communication degrades, preserving AV synchrony.