Balloon Catheter TRIZ Cases

Anchoring a guide catheter inside a branch artery with an inflatable balloon prevents dislodgment during therapeutic device manipulation.

Shock wave device generates forward-directed pulses to break calcified lesions without damaging surrounding tissue.

Thermal bonding of a polymer sleeve over fiber braid ends prevents interference with device functionality while maintaining radial strength under high pressure.

A modified Foley catheter with a coiled capillary tube delivers chilled irrigation fluid to cool urethral tissue during pelvic surgery.

Inflatable balloon catheter with electrodes positioned away from maximum circumference to maintain attachment stability during inflation cycles.

Imposed minimum conductance components prevent dead zones and thrombus formation by maintaining minimum blood flow rates during vascular occlusion.

A stretch valve balloon catheter automatically deflates when elongated beyond safe limits.

Segmented chambers exclude blood flow and deliver agents to vessel walls, reducing dilution.

A balloon catheter integrates an inflatable balloon and an elastomeric sheath, both coated with therapeutic agents to enable targeted drug delivery.

A deflectable catheter channels an ultrafast laser to pulverize calcium deposits in heart valve tissue.

Segmented two-stage system reduces surgical time and patient risk by anchoring a base stent before mounting a hybrid valve component.

Segmented longitudinal stem grooves minimize air flow restriction during rapid balloon inflation, resolving the trade-off between speed and sealing reliability.

A conical polymeric prosthetic valve replaces defective mitral valves via percutaneous transseptal catheter deployment.

Nested lumens and a coaxial space increase hydraulic force for stone removal while reducing procedural time.

Segmented multifilar cable tubing resolves trackability versus structural integrity contradictions by maintaining pushability through tortuous pathways.

Segmented balloons monitor pressure-volume curves to measure aortic annulus diameter accurately and prevent dissection.

A mechanical pressure indicator alerts users when inflation pressure reaches a predetermined level within the syringe assembly.

Segmented frame struts and nested components compress the valve profile for small-catheter delivery while expanding to anchor securely in the annulus.

An elastomeric scaffold supports a perforated conical filter to resolve the contradiction between device profile and embolic protection capability.

An evertible proximal member covers a distal capture element to prevent clot fragmentation during retrieval.

A measurement probe holds a sensor at a fixed position within a catheter flow path to detect urine parameters.

An adjustable molding iris uses movable blade members to shape balloon catheters during blow molding processes.

Multi-layer medical balloons dissipate energy through differing elastic moduli, preventing crack propagation in cutting elements.

A catheter system uses radial positioning wires to force a sharpened hypotube against the vessel wall for precise agent delivery.

A catheter device uses independently controllable expandable elements to capture occlusions within a vessel.

A catheter advancement device with a flexible elongate body transitions proximally to harder materials.

Retroperfusion treats diffuse coronary disease by redirecting arterial flow through a catheter while regional hypothermia regulates temperature.

Radial outflow openings in the injection needle minimize tissue disruption and bleeding risks while enabling effective anesthesia during prostate surgery.

Radial expansion of the outer tube engages hard calcified lesions while maintaining a low-profile delivery configuration.

Grooved surfaces slow drug solution velocity while an occlusion balloon blocks blood flow, preventing peripheral washout during infusion.

A non-compliant medical balloon uses embedded fiber layers within a continuous polymer matrix to define the barrel and neck walls.

A drug-coated balloon delivers paclitaxel alongside a pro-resolving mediator to inhibit restenosis while promoting vascular repair.

A flexible reservoir wraps around the ankle to hold urine while a catch secures the carrier.

An expandable introducer sheath transitions between a reduced diameter configuration and an increased diameter configuration to accommodate secondary medical devices.

Inflated balloon guides sheath alignment while mesh captures calcified particles to prevent emboli during valve deployment.

Metal tips and porous intermediate layers improve ultrasound visibility, reducing accidental injury risks during percutaneous nephrolithotomy.

Segmented struts expand radially to deliver agents while maintaining blood perfusion, resolving the trade-off between effective drug transfer and flow blockage.

A transvascular access device navigates the jugular vein to reach the carotid artery using a guidewire and vascular catheter.

A prostate surgery catheter kit uses a balloon stopper unit to anchor against the bladder neck while an injection tube delivers medication via a hollow tip.

Segmented electrode pairs with circumferential clearances on an expandable balloon catheter shaft.

An expandable heart valve frame adapts its geometry to match varying patient vasculature dimensions during implantation.

Photoactivation modifies balloon surfaces to enhance slidability.

A medical treatment instrument uses an axially movable proximal end on the inflatable body to prevent deformation when the insert portion bends.

Synchronized balloons adjust aortic occlusion levels to limit regurgitation while maintaining forward flow patency during surgery.

Segmented balloons anchor the dilator at the stricture site, preventing migration and over-dilation of surrounding tissue during the procedure.

Variable wall thickness segments in a balloon catheter distal leg prevent kinking and disengagement while maintaining strong thermal bonding.

Expandable proximal and distal elements secure in place to seal vascular punctures, reducing hemorrhage risk during complex procedures.

A multifunction valvuloplasty catheter integrates a pressure sensor and balloon to streamline the procedure.