Balloon Catheter TRIZ Cases

A percutaneous sheath expands via balloon to accommodate large orthopedic fixation devices through small tissue tracts.

A steerable intravascular catheter integrates a deflectable sheath with an inflatable occlusion balloon to enable precise navigation and vessel blockage.

Embedded sensors monitor heart valve wear, blockage, and infection risks to enable timely clinical intervention.

A drug eluting balloon compresses to expel residual medication through wall holes.

A smart catheterization system uses embedded indicators to track usage attributes and communicate data to medical networks.

A swallowable capsule deploys tissue-penetrating members to inject therapeutic agents directly into the intestinal wall.

Segmented balloon sections inflate progressively to dilate strictures while minimizing tissue trauma.

Dual Fabry-Pérot optical sensors measure left ventricle and aortic pressure via interferometry.

Segmenting the Y-connector allows replacing damaged ports without removing the entire tube, reducing failure risk.

A flexible catheter system with a stiff distal tip engages and clears vascular occlusions.

A light-activated shape-memory polymer balloon catheter expands and contracts to capture stone fragments during angioplasty.

A catheter shaft uses a variable second lumen width to enhance distal end strength and flexibility.

Longitudinal ribs segment the contact interface to lower peak inflation pressure and prevent balloon adhesion during storage.

Post-processing removes hydrophilic polymer excipients to resolve contradictions between drug delivery efficiency and coating strength during EtO sterilization.

A balloon guiding sheath with a textured outer tube enables direct vascular insertion and rapid flow arrest.

Radiopaque markers on transcatheter valve stents provide visual orientation cues during minimally invasive implantation.

Segmented cutting members with flexible joints navigate tortuous vasculature while maintaining cutting effectiveness at the lesion site.

Segmented reservoir and nested valve mechanisms reduce right ventricular workload by lowering peak pulmonary pressure.

Semi-compliant waist dilation prevents annular tear by controlling pressure-volume slope during inflation.

Segmented inflatable spine stabilizes occlusion balloon against vessel wall, preventing vibration and enabling precise blood flow control.

Nested stoppers constrain tube movement while segmented lobes permit fluid flow, resolving the trade-off between axial stability and inflation efficiency.

An inflatable member creates a fluid-tight seal on the tubular body of circular stapling instruments.

A coating apparatus applies fluid to balloon catheters using synchronized rotation and axial motion mechanisms.

A stabilization device anchors the heart wall around a lead tip, distributing traction force to prevent tissue tearing during extraction.

Integral amorphous polymer scoring elements reduce profile and complexity while preventing circumferential tears.

Relocating the drainage aperture to the distal tip below the inflation balloon prevents bladder wall suction and residual urine accumulation.

Dual anchors secure a flexible cannula to internal and external heart surfaces, reducing surgical invasiveness and improving patient safety.

Varying radial thickness in the second layer directs folding along predetermined zones to resolve random collapse issues after high-pressure inflation.

A balloon catheter system with a pressure regulator adjusts inflation to control blood flow through the aorta.

A self-expanding guidewire element creates a ramp profile to facilitate catheter advancement.

Segmented balloons apply independent pressure to stop bleeding and maintain radial artery patency, preventing occlusion from single-point compression.

Varying lumen diameters and tilted ducts distribute cooling fluid uniformly, reducing thrombus formation during RF energy delivery.

A variable length balloon catheter uses pressure-dependent stricture mechanisms to divide the inflatable structure into longitudinal sections for controlled expansion.

Segmented electrode arrays deliver pulsed electrical fields to gastrointestinal layers, avoiding collateral thermal damage from continuous energy.

Segmenting the pump into intracorporeal and extracorporeal components reduces infection risk while enabling minimally invasive access.

Balloon catheter delivers bipolar RF energy with saline to stop bleeding while preventing tissue thermal damage.

Hyaluronic acid and urea layers prevent rapid drug clearance from blood flow, improving restenosis prevention.

Segmented syringe arm with positioning members enables precise incremental inflation of extraction balloons.

A balloon dilator system provides a smooth transition between the dilator and cannula tip to facilitate precise vessel insertion.

Combining laser atherectomy with drug delivery reduces plaque size and prevents restenosis in peripheral artery disease.

A transcatheter spacer body mounted on a main shaft provides a coaptation surface for valve leaflets.

A micro capacitive tactile sensor measures tissue contact force in electrophysiology catheters.

A self-sealing catheter valve uses a flexible tunnel membrane to lock the conduit and maintain fluid pressure.

An aspiration guide catheter removes dislodged drug coating from the bloodstream, preventing unintended systemic distribution.

Relocating conductive wires outside the guide wire lumen maintains electrical insulation while enabling shaft flexibility.

A dual catheter system applies fluorescent material to vessel walls using an expandable balloon.

Helical threads on a catheter shaft enable rotational advancement, reducing insertion trauma and infection risks associated with traditional push methods.

Lines of weakness in the tube wall buckle under compression to form radial mixing elements, reducing vessel trauma during deployment.