Balloon Catheter TRIZ Cases

Inflatable balloons seal the Eustachian tube to prevent medium leakage and protect auditory ossicles from damage.

Integrated charging ports minimize dead space to resolve measurement inaccuracies caused by fluid displacement.

An expandable frame in a symmetric catheter orients a cannula for true lumen re-entry, eliminating hemorrhaging risks from manual rotation.

Tension-activated release valve directs fluid from inflated balloon into drainage lumen, preventing urethral injury during removal.

C-shaped collar and strut configuration minimizes cross-sectional profile while fracturing stenotic lesions to reduce restenosis risk.

An oblique inflation balloon catheter uses an inclined base to align with curved blood vessels.

A bladder rolling machine uses a rotatable rolling pin and bladder-mounting pin to roll inflatable members into compact configurations.

Segmented valve design eliminates dead zones and reduces thrombosis risk.

Electronic sensors replace mechanical gauges in a balloon dilatation system, providing real-time pressure and flow data to prevent vessel rupture.

Segmented balloons seal main and branch vessels to stop blood leakage, enabling clear clot visualization under bifurcation conditions.

Separate compression coils house independent control wires that enable left-to-right deflection and dynamic loop sizing, resolving fixed-loop access limits.

Switching assembly reuses electrodes for sensing when contact quality fails, preventing clot formation during ablation.

Expandable centering mechanism biases guidewire toward vessel lumen center, preventing wall contact and tissue trauma during navigation.

Integrated deflation catheter merges stylet control with suction ports to eliminate tubing reconnection during multi-balloon deflation.

Segmentation separates an impermeable inner balloon from the irrigation layer, enabling rapid deflation while preventing backflow through outer pores.

Silicone catheter composite with carbon nanotubes and zinc oxide inhibits biofilm formation to prevent urinary tract infections.

A one-piece extrusion forms separate inflation and wire guide lumens in a balloon catheter, eliminating adhesive assembly steps that complicate manufacturing.

A modular heart valve prosthesis uses segmented frames and nested leaflets to enable efficient compression for transcatheter delivery.

Integrating a radiopaque layer into the balloon wall eliminates contrast agent use, reducing iodine exposure while maintaining precise positioning under X-ray.

Segmented catheter system with expandable blocking member resolves invasiveness trade-offs in transcatheter tricuspid valve repair.

Translatable shock wave balloon catheter delivers electrohydraulic energy to soften calcified lesions in small vessels, preventing wall damage.

Side holes enable proximal plug formation in a single-lumen catheter, reducing reflux and procedural time during embolization.

A balloon catheter incorporates a pressure-regulating valve that shifts between closed and open states to manage internal inflation forces.

Ultraviolet photopolymerization replaces thermal heating to cure silicone balloons, reducing cycle time and preventing material defects.

Peristaltic pump creates pressure differential to hold low inflation pressures while ensuring component cooling.

Segmenting the catheter shaft into coaxial units isolates lumens, reducing diameter to enhance pushability in tortuous vessels.

A catheter strainer prevents particle reflux into non-target arteries during selective delivery to the distal left gastric artery.

Visual indicia on a syringe plunger position the device at a neutral point, ensuring complete balloon deflation and clear visibility of valve anchors.

Segmented electrodes in a pulmonary artery catheter stimulate autonomic nerves to improve hemodynamic control without systemic side effects.

Non-thermal electroporation selectively destroys diseased lung tissue without damaging surrounding healthy structures.

Pressure sensors measure upstream and downstream blood pressure data to automate occlusion balloon inflation, preventing vessel injury during clot removal.

A treatment device featuring an expandable flat portion forming section that deforms a body lumen into a flat shape at the distal end.

Nitinol shaft biases balloon longitudinally via thermal phase transformation, resolving withdrawal bunching.

A Fiber-Optical RealShape guidewire measures inflatable instrument geometry, eliminating fluoroscopy radiation exposure while maintaining tracking accuracy.

A compliant balloon catheter system uses a fluid management loop to maintain stable pressure and adequate cooling during ablation procedures.

Pivoting cantilevered fixation members secure the prosthetic valve while minimizing crimp profile and navigability resistance.

Thermoplastic tube parison formation using independent heating zones and cooling mechanisms to stabilize shape during stretching.

Segmented catheter with conforming balloon reduces contractions and improves implantation success.

Radial expansion of a perforated sleeve increases surface area for cell collection while reducing patient trauma compared to rigid brushes.

A conformal bioelectronic catheter uses magnetic navigation to position an electrode array for precise His bundle mapping.

Elongated catheter uses inflatable balloons to isolate damaged vessel regions while a nose cone dilator opens a haemostatic seal for blood flow.

Axially spaced ring electrodes generate subsonic pressure waves to crack calcified lesions while minimizing vessel wall damage.

Multi-layer balloon design achieves higher burst pressures, toughness, and flexibility through optimized inner wall stretch in each layer.

Varying crystallization modifiers along a catheter balloon length tailors local polymer properties, resolving bond stiffness trade-offs during heat welding.

A balloon catheter inflation device uses a movable indicator to display diameter values directly from measured pressure readings.

A rapid exchange balloon catheter integrates a combined infusion and guidewire lumen with a valving mechanism to streamline device handling.

A reentry catheter uses a movable cover to open a distal side opening for true lumen access.

Multi-segmented inflatable brachytherapy devices use fluid pressure to expand segments and displace healthy tissues away from radiation sources.

A microcatheter uses porous sections and an inflatable balloon to deliver active substances.