Balloon Catheter TRIZ Cases

Segmented revascularization strategy uses venous arterialization to treat diffuse coronary disease where conventional forward-flow techniques fail.

Segmented catheter modules merge into a unified assembly via a mechanical locking interface, reducing procedural time while maintaining treatment versatility.

Inflatable balloon cuffs on a fistula device form a fluid seal against bowel walls, preventing enteric leakage and reducing nutritional losses.

Balloon catheters visualize the internal thoracic vein to position electrodes closer to the heart, reducing defibrillation energy and pulse generator size.

Segmenting the anchoring platform and valve support reduces delivery diameter while maintaining structural strength at the implant site.

Elongate member coated with hemostatic material and covered by a removable barrier deploys through percutaneous sheaths to promote clot formation.

Embedding a spring in viscoelastic polymer expands both materials to apply uniform force on the plunger, resolving bulkiness in conventional mechanical pumps.

Segmented compartments prevent vessel wall trauma and dissections during angioplasty.

A deployable balloon occludes puncture sites to prevent hematoma formation during sealing compound injection.

Cobalt chromium frame and nitinol paddles overcome calcific tissue resistance to prevent embolization in mitral stenosis.

A catheter impeller with a toroidal balloon funnels blood flow to create a Venturi effect at the lymphatic outlet.

Dual balloons form a sealed chamber to isolate blood flow, allowing precise chemical delivery that reduces nerve damage risks.

Rotating a barrel inside a cup-shaped port body selects fluid paths for bladder irrigation and drainage while maintaining a closed sterile system.

Segmented shaft flexibility improves lesion access in bent vessels while maintaining torque transmissibility.

A support structure frictionally engages native leaflets to anchor a prosthetic valve, preventing annulus dilation during implantation.

An enterostomy tube anchors via an internal balloon to drain liquid stool, preventing leakage and peristomal skin damage.

A swallowable capsule deploys needles to inject therapeutic agents directly into intestinal submucosal tissue.

Segmented fixation within mesh wire spaces reduces stress concentration and prevents breakage during radial expansion.

Segmented shaft with varying stiffness and dual balloons prevents slippage while navigating tortuous coronary anatomy.

A variable extrusion die forms alternating inflation lumen sections in continuous inner tubes.

Dual-side rotation prevents twisting during coating, maintaining position stability for controlled drug morphological form and release.

Fluid-driven balloons bend a catheter segment to engage lumen walls, eliminating pull-wire hysteresis and improving articulation reliability.

A volume adaptor modulates intracranial pressure by expanding and shrinking in sync with the cardiac cycle to enhance cerebral blood flow.

Balloon actuation transitions prosthetic member configurations to eliminate pushing wire resistance and coupling asymmetry in valve repair instruments.

Gripping system integrates illuminating guidewire and seeker portions to position balloon catheters within sinus cavities.

Nested balloon catheters occlude venous flow to reduce preload and stimulate the vagus nerve, improving cardiac remodeling.

An evacuated flexible receiver laminates medical balloons without fixed dies, ensuring uniform layer contact.

A beveled aspiration catheter with a blocking element prevents device inversion during clot fragmentation.

A urinary catheter uses a separate connection tube to link the inflation opening with the balloon interior.

A pivoting mechanical linkage connects an actuator to a syringe plunger for single-handed insufflation.

A dual lumen microcatheter delivers liquid embolics and plug formation material through separate channels.

Segmenting thrombi via rotating blades enables complete removal while minimizing vessel damage risks.

Continuous flow coating on a rotating balloon catheter eliminates non-uniform drug distribution from spray methods.

A fluid-filled tamponade balloon maintains consistent sealing pressure against intestinal walls to protect surgical anastomoses.

A conical inflatable balloon catheter orients a guidewire lumen toward a true vessel lumen.

Electroactive polymer tension rewraps the balloon around the catheter shaft, reducing the profile for easier withdrawal.

Tissue-wedged anchoring via inflatable elastic sleeve reduces trauma and irritation in implantable drug delivery devices.

A multi-purpose balloon catheter uses inflatable balloons to stabilize positioning and deliver targeted medical treatments within body cavities.

Tapered balloon geometry prevents bowel perforation and uncontrolled reflexes by maintaining secure rectal sealing at adjustable inflation pressures.

A surgical cannula with an expandable member and illumination device localizes the sphenopalatine ganglion for precise medication delivery.

A self-regulating valve maintains earplug expansion without external pumps, resolving complexity trade-offs.

Self-sealing valves and nested catheter deployment resolve insertion complexity and inflation timing issues in obesity treatment devices.

Equal rupture strength in multilayer catheter balloons prevents excessive dilation caused by weaker layer failure.

Autologous adipose stem cell compositions bulk the vaginal region to reduce opening size, addressing laxity without complex surgical implants.

Segmented emitters and a reflective balloon surface illuminate lower bladder regions, preventing urine accumulation from reducing light intensity.

Crimps heart valves before sterilization to reduce manufacturing errors while maintaining tissue integrity.

An inner tubular member with high elastic modulus reinforces the shaft, resolving pushability trade-offs in small body vessels.

A transcatheter valve prosthesis uses an outflow crown ring with superior crowns featuring a 0.3 to 0.5 mm internal radius.

Anti-regeneration agents prevent nerve fiber regrowth after ablation, eliminating the need for repeated treatments.