Balloon Catheter TRIZ Cases

A monolithic catheter shaft integrates dual lumens within a single extruded structure to enhance pushability and flexibility.

Laser ablation creates alternating crystallinity zones in the balloon wall, enabling predictable folding and reducing withdrawal friction.

Merging multiple lumen functions into one reduces outer diameter and friction losses while preventing warping during navigation.

Microphone sensors detect turbulent blood flow bruits to control balloon inflation, preventing overdilation and eliminating complex ultrasonic systems.

A guidewire with a knuckle traverses a balloon-created fenestration to re-enter the true lumen.

A pancreas perfusion apparatus isolates the organ using vein occlusion sections to direct drug administration.

Gas relieving lumen evacuates rectal pressure to prevent displacement, enabling precise immobilization and reduced treatment margins.

A balloon tube fabrication method uses localized film thickness distribution to ensure uniform expansion during radial blow-molding.

A cardiac valve deployment instrument uses independently operable elements to expand radially.

A uterine balloon delivers heated saline to ablate the endometrium.

A nasal balloon catheter unit integrates inflatable posterior and anterior balloons with an expandable sponge to compress bleeding vessels.

A separate resin reinforcement body prevents front end tip detachment by increasing structural strength and radioscopy visibility.

A balloon catheter features a spiral-cut metallic portion acting as a spring mechanism to prevent elongation and kinking of the elongate body.

Inflatable sleeve membranes center the radioactive source within the esophagus to eliminate radiation hotspots and side effects.

Motorized handle actuators control catheter deflection and rotation to achieve native valve commissural alignment.

Spiral elastic bypass tubes maintain blood flow through an inflated balloon, preventing vessel occlusion and enabling catheter reuse.

Segmented balloon lobes create drainage channels that transport residual urine to secondary apertures, ensuring complete bladder emptying.

Deployable stabilizer anchors engage pulmonary vein tissue to provide rigid backstop support, reducing septal wall trauma during left atrium access.

Reducing the male connector diameter below ISO 594 standards prevents inadvertent interconnections between incompatible medical systems.

Automated balloon inflation logic manages blood flow reversal by monitoring physiological signals, resolving manual adjustment inefficiencies.

Wing-shaped portions contact the protective tube inner surface to constrain the gap between the balloon and tube during air leak tests.

A nasogastric device combines enteral feeding, pneumatic dilation, and targeted drug delivery through a single flexible tube assembly.

Semi-compliant balloon material expands to block the lumen while minimizing radial forces on blood vessel walls during obstruction retrieval.

A balloon catheter dilates the Eustachian tube through a middle ear approach to restore fluid drainage pathways.

Trapezoidal attachment geometry distributes bending loads to prevent delamination and mechanical failure in synthetic prosthetic heart valve leaflets.

A cardiac valve delivery device creates a fluid-filled environment to position expandable prostheses.

Optimized temperature and pressure during pleating and folding prevent anti-proliferative drug loss and coating cracks.

A detachable clip and protrusions prevent premature outlet release, enabling precise inflation of inflatable medical devices.

Expandable balloon with flexible conductors delivers targeted nerve modulation while protecting surrounding tissues.

Segmented balloon structure anchors in bodily passages to stabilize dilation, preventing slippage during endoscopic procedures.

Non-uniform wall thickness enables angioplasty balloons to fold reliably for easy vessel retrieval without complex mold geometries.

A retrograde shunt system uses a roller pump to move blood away from the treatment site.

Thin-walled balloon catheter with nested inner and outer shafts secures the inflatable member radially inward to maximize the inner lumen size.

A balloon catheter core wire features a tapered area with variable cross-sectional growth rates to enhance structural rigidity.

Integral dilation elements on a balloon catheter focus pressure to crack hardened stenoses while preventing detachment during expansion.

Nesting an endoscope inside a disposable catheter lumen enables non-specialists to perform accurate bladder placement without complex cystoscopes.

An angled ramp guides therapeutic agents from a first lumen while expandable members isolate the treatment site, reducing blood flow interference.

A colostomy balloon plug uses inflatable balloons and one-way valves to secure placement within the rectum or stoma for bowel management.

Enriched CD34+ cells home to infarcted myocardium via SDF-1 gradients, promoting endogenous repair and limiting long-term cardiac dysfunction.

A ureteral catheter applies negative pressure to extract urine, while feedback monitoring hematocrit prevents hemodilution-induced renal impairment.

An endoscopic system uses an extendible control section to navigate through the colon without manual force.

Segmented fluid channels within a nested catheter structure deliver uniform cooling to tissue-contact zones, resolving uneven heat dissipation during ablation.

Segmentation and dynamics principles enable a universal scoring device to retain varying catheter profiles while providing localized vasculature scoring.

A hypotube sheathed guidewire assembly pushes a compressed transcatheter valve for precise orthogonal placement at the tricuspid or mitral valve locations.

Multi-lumen catheters employ a centering wire to space infusion and withdrawal ports away from the vessel wall, preventing blockage by fibrin sheaths.

Segmentation and intermediary principles enable precise balloon inflation for sinus drainage while preserving mucosal tissue integrity.