Epicardial Electrodes TRIZ Cases

A single-hand interface unit captures epicardial wires and links pacemaker and bedside monitor at once, cutting reconnection time and errors.

Ultrathin defect-free SiO2 layers block biofluid and vapor ingress while preserving flexibility for long-term implantable electronics.

Thin transferred inorganic encapsulation layers block biofluid ingress for chronic implants while preserving flexibility on curved tissue.

An insulated interface connector links epicardial leads to both pacemaker and bedside monitor, avoiding repeated reconnection and misconnection.

Uniform encapsulation seals core air gaps in a planar transformer, shrinking implantable device size while preserving reliable high-voltage delivery.

Pre-shaped fixation tines balance deployment stiffness and post-deployment flex to secure tissue engagement and confirm implant fixation.

Preformed IMD tines balance deployment stiffness and deflection stiffness to anchor tissue securely and support fluoroscopic fixation confirmation.

Two antiphase auto-zeroed amplifiers keep an implant receiver continuously listening for low-amplitude wakeup signals while conserving battery power.

Two differential amplifiers alternate offset correction and monitoring so implant wakeup signals stay detectable without draining battery power.

A built-in impedance-switching circuit distinguishes stimulation pulses from MRI-induced currents to reduce heating without disabling the implant.

Electrodes placed in the anterior mediastinum pace the heart without vascular access or direct cardiac attachment, reducing implant invasiveness.

Separate light guides deliver and collect light in heart muscle to track oxygenation and metabolism during surgery before ischemic damage occurs.

Frequency-filtered electrogram analysis classifies His bundle and myocardium capture, helping set minimum pacing power and rate.

Direct stylet-to-tip coupling improves torque transfer during transseptal lead placement, helping control puncture and reduce septal damage.

A biased inner retainer enables one-person device loading and intuitive release, cutting procedure time and contamination risk.

A porous or rough implant surface promotes connective tissue ingrowth, reducing immune response and improving ventricular assist stability.

Sequential jaw cavities clamp and center different lead terminal pin diameters, improving torque transfer and reducing misinsertion or breakage.

A stylet retainer in the lead tool resists proximal pullout, preserving distal force needed to burrow a pacing lead into tissue.

A lumen retainer resists stylet pullback from cap and cable weight, preserving distal force needed to implant and anchor a pacing lead.

Multiple atrial pacing electrodes and sensing-guided algorithms synchronize activation wavefronts to terminate atrial fibrillation with imperceptible stimulation.

A screw-in pericardial lead improves heart contact to lower defibrillation energy while reducing infection and lead degradation.

Multi-frequency impedance amplitude and phase sensing helps determine electrode insertion depth in tissue and avoid dislocation or puncture.

Micropores and interconnecting channels help implant electrodes resist fibrous encapsulation and maintain stable sensing contact.

Spaced coil windings and an exposed core wire cut guidewire resistance and improve temporary pacing consistency during cardiac procedures.

A stretchable conformal electrode array on a balloon catheter maps, paces, and ablates arrhythmia tissue with higher resolution and less tissue damage.

A subcutaneous electrode targets the Manicka Zone to pace both ventricles synchronously without vascular leads or septal implantation.

Targeting the Manicka Zone from a xiphoid or sternal implant synchronizes both ventricles while avoiding vascular leads and septal piercing.

An integrated epicardial lead pacemaker reduces conductor fracture risk in pediatric implantation while keeping the device compact and replaceable.

An integrated epicardial lead and removable pacemaker layout reduces lead fracture risk in pediatric implantation while supporting growth-based transition.

Frequency analysis of paced cardiac responses distinguishes selective and non-selective His bundle capture to guide lower-power pacing.

By summing weak atrial signal portions across heart cycles, this leadless pacemaker improves atrial tracking and maintains AV synchrony.

A clip anchors a subcutaneous implant to the sternum or xiphoid through a small incision, reducing surgical pain and implantation risk.

A flexible intermediate clip anchors a subcutaneous implant to bone while keeping electrode contact with an organ and avoiding invasive surgery.

Pronged subcutaneous electrodes measure lung and transthoracic impedance plus heart signals while avoiding invasive lead implantation.

Pulsed electrodes placed beside a blood vessel create an electric field to prevent plaque buildup and break existing plaque with less invasiveness.

Pericardial screw-in leads use helical fixation and coil-to-heart contact to lower defibrillation energy while avoiding transvenous access.

Multiple electrode segments and a welded core wire-coil path cut impedance and improve temporary cardiac pacing contact consistency.

A flexible clip section lets a subcutaneous implant pass through tissue, then compress against bone for stable placement with less invasive surgery.

A separately implanted shield redirects pacing and defibrillation fields toward the heart, reducing extracardiac stimulation and energy use.

Electroactive polymer filaments and sensors support ventricular contraction in real time while reducing invasive heart damage.

A nested introducer and sheath pathway places an extravascular defibrillation lead through one incision, reducing infection risk and procedure complexity.

Multi-pulse waveform conversion through cardiac leads treats post-operative atrial fibrillation with less harm than conventional cardioversion.

Routing leads through the internal thoracic vein can lower defibrillation energy needs while preserving subcutaneous pulse-generator placement.

A single implant uses a penetrating electrode and a flexible contact electrode to support dual-chamber pacing through cardiac motion.

A single septal electrode assembly replaces multiple pacing leads to preserve synchronized coverage while reducing tricuspid-valve interference and hardware bulk.

A blade section cuts tissue as the helix screws in, helping an implantable electrode reach deep cardiac structures without tissue entanglement.

An integrated electrode and magnetic coil assembly addresses tight shaft space while detecting medical-device position and orientation for 6DOF navigation.

Paired electrodes apply direct current to drive electro-osmotic fluid drainage, reducing internal organ oedema and improving organ function.

Conventional pacing can create non-physiological activation; a fixing electrode and guided sheath support left bundle branch area pacing.

Traditional right-sided pacing can produce dyssynchronous ventricular contraction; this case uses septal left bundle branch stimulation to support physiological activation.

An integrated leadless pacemaker senses intracardiac activity and shuts off after a defined period, avoiding temporary leads and prolonged hospitalization.

An angled drainage tube combines fluid removal and cardiac pacing through one incision, reducing tissue trauma, infection risk, and bleeding hazards.

A flexible medical procedure guide uses radiopaque markers to align cardiac therapy leads near the sternum.