Balloon Catheter TRIZ Cases

A nested balloon catheter design maintains a low profile while enabling rapid inflation and secure positioning within tortuous vasculature.

Segmented rib structure reduces manufacturing complexity and friction during assembly, improving pushability through tortuous vessels.

A fluid container replacement system uses a control valve and pressure sensor to vent cryogenic lines before swapping containers.

A balloon support section maintains a dilated state under atmospheric pressure to press against lumen walls.

Segmented anchor struts clamp mitral valve leaflets to prevent migration while preserving native tissue geometry.

Step-wise liquid infusion with static pressure assessment prevents overpressure and rupture in bowel irrigation catheters.

Resilient exoskeleton sleeves expand with inflated instruments to engage plaques, resolving the trade-off between rigid engagement and device adaptability.

An inflatable balloon regulates cement flow and volume during injection, preventing leakage into surrounding soft tissues.

A syringe with a spring-biased valve assembly limits fluid pressure through internal sealing engagement.

An asymmetric balloon wall concentrates expansion force on target sinus ostia while protecting delicate surrounding structures.

Balloon catheters isolate renal circulation to prevent contrast media exposure, while a pump-oxygenator maintains perfusion.

A transcatheter prosthetic heart valve uses a stent frame and leaflet tube to enhance coaptation.

A balloon catheter uses a guide to release an engaging member during inflation.

Segmented balloon catheter with an articulating joint bridges distinct vascular spaces while maintaining reliable positioning.

Segmenting the shaft resolves pushability and trackability contradictions, reducing procedural exchanges.

A D-shaped mitral valve prosthesis with surface mounds conforms to the natural orifice morphology.

Segmented balloon catheters stabilize wire guides to prevent kinking, reducing procedure time and radiation exposure.

An introducer features a longitudinal gap and tapered distal portion to facilitate prosthetic valve advancement through vasculature.

Pre-shaped ablative element with arcuate RF electrodes delivers localized heating to renal neural tissue.

A catheter with permeable bladder and prostate balloons delivers medication directly to target tissues.

Pulmonary artery occlusion reduces blood flow resistance and thermal loads, enabling deeper uniform lesions for atrial fibrillation treatment.

A hybrid prosthetic heart valve support structure expands radially after implantation to accommodate a second device.

A self-expanding prosthetic valve anchors to the native heart while a balloon-expandable conduit secures the aorta.

Segmented balloon infusion catheters deliver chemical formulations to modify tissues and nerves, resolving limited treatment coverage from conventional methods.

Segmented catheter elements maintain stable working volume against peristalsis, enabling precise instrument positioning during gastrointestinal procedures.

Variable pitch reinforcing fibers embedded in a polymer matrix improve puncture resistance and trackability while maintaining high burst pressure capabilities.

A coiled heat exchange catheter increases blood-contacting surface area to enhance thermal transfer efficiency.

Dynamic expandable tips capture thrombi larger than the shaft lumen, preventing embolization during retrieval through narrow guide catheters.

An integrated catheter uses a protective sheath to prevent premature drug degradation and a distal filter to capture embolic particles during lesion treatment.

Integrated locking mechanism in cannulating device secures guidewire position, eliminating manual holding and reducing exchange time.

Dual balloon catheters infuse crosslink agents to harden venous walls, preventing neointimal hyperplasia and lumen narrowing during fistula maturation.

Multi-channel pleural catheter uses an inflatable balloon to anchor the device between lung and chest wall for stable positioning.

A vascular occlusion balloon catheter features an air discharge passage with optimized cross-sectional area and length for efficient priming.

A catheter system delivers light to activate a vascular scaffolding compound on a coated balloon for controlled tissue restoration.

A transurethral catheter expands within the bladder to reduce intrapelvic volume and control pelvic fracture bleeding without complex equipment.

A curved thrombectomy catheter uses continuous suction to remove thrombus without mechanical disruption, reducing emboli risk.

Segmented adhesive layers with distinct ductility values mount cutting blades on a medical balloon, resolving attachment reliability issues during expansion.

A guide member assembly docks to native anatomy to stabilize the prosthetic heart valve delivery device during transcatheter procedures.

Electrode arrays apply stimulating current to induce tonic uterine contractions, controlling postpartum hemorrhage without surgical risks.

A steerable catheter navigates tortuous cardiac paths to deliver large ventricular assist devices without tissue damage.

A balloon catheter with a 10-15 micron wall thickness and rapid exchange structure navigates tortuous vessels.

A single lumen balloon catheter eliminates guidewire ports to reduce outer diameter while maintaining stiffness and pushability.

Segmented outer shaft geometry with a reduced diameter distal portion improves pushing force transmissibility and passability through narrow lesions.

Segmented internal channels merge multiple instillation outlets into one inlet, eliminating clots without synchronized manual actuation.

Integrated dilator combines puncture needle and balloon to eliminate device exchange, reducing procedure time and complication risks.

Decellularized extracellular matrix valves anchor to the mitral annulus, reducing inflammatory responses and blood clot formation.

Nested concentric shafts reduce outer peripheral length while preventing lumen leakage, maintaining pushing force transmission at fusion points.

Ultrasound-guided double balloon conduit enables bedside gastrostomy placement without specialized imaging equipment.

A urinary catheter uses dual inflation arrangements to regulate bladder urine volume through a mechanical valve mechanism.

Catheter routing mechanism guides cerclage wire through safe zone to prevent tissue damage during mitral valve repair.