Bodily Discharge Devices TRIZ Cases

Segmented hydrophilic and hydrophobic layers manage fluid flow to prevent leakage and skin degradation in collection assemblies.

Expandable porous materials conform to the urethral region, eliminating gaps that cause leakage and discomfort in fluid collection assemblies.

A liquid capture device uses a holder and collection bag system with secure attachment mechanisms for independent use.

An impermeable barrier encloses the edges of a permeable body, directing urine via capillary action into a removal tube while preventing leakage.

A medical sanitary bag envelope uses a plastic film containing over 30 percent recycled material.

Embedding oleamide in polyethylene valve stems prevents silicone oil migration, ensuring consistent operation after extended storage.

Disposable paper urination aid uses a folding tubular body and rotating flap to minimize bulk while maintaining ergonomic functionality.

A segmented urine passing structure uses a spiral convex block to direct fluid flow away from the skin.

A control unit merges a pressure regulator with an ejector pump to generate vacuum for urine collection.

A barbed urinary catheter connector secures to a collection bag port through rib-and-barb engagement.

A viscoelastic foam protuberance generates mild friction against the clitoris to trigger reflexive muscle contraction.

Spot welds secure the intermediate wall to the distal wall, preventing obstruction of the drainage outlet and facilitating thorough cleaning.

A multi-layer ostomy pouch filter uses a carrier film to create an adjustable radial gas flow path.

A flexible urine collection cup features a deformable annular rim that adapts to user anatomy.

Hydro-block filter vents air while blocking urine flow to prevent leakage and reduce skin irritation in bladder relief systems.

A wearable human interface device collects and stores urine using a nested fluid cavity and absorbent pad.

Segmentation separates a rigid shell from a resilient liner, resolving structural stability versus ease of positioning for leak-resistant standing urination.

Monitor device detects moisture propagation through adhesive electrical changes, enabling timely appliance replacement to prevent skin damage.

Radially positioned connection areas shift peel forces into shear resistance, preventing crack propagation between the adhesive wafer and skin.

A urine collection device uses a vacuum system to divert fluid through a flexible adhesive catheter.

Overlapping leak protection zones minimize bulky materials while maintaining structural integrity and wearer comfort in washable absorbent male underwear.

A conformable fluid collection device uses porous material and a vacuum source to draw urine from the urethra.

Braided sheath secures male catheter via mechanical friction, preventing leakage and skin irritation from adhesive failure.

A plastic retractor device pulls back compression bodysuit fabric to create a larger opening for bowel movements.

Two pivotable closure plates enable easy emptying and resealing of a drainable collection bag while protecting fingers from waste contamination.

A dual-bob valve prevents urine backflow in inverted catheters by using buoyancy and gravity to position sealing bobs.

A radial flow gas filter assembly uses stacked layers to deodorize flatus gases within a compact envelope.

A composite microporous filter assembly uses welded layers to prevent liquid ingress into ostomy pouches.

Segmented porous zones with distinct permeability and compressibility resolve the trade-off between rapid fluid removal efficiency and user comfort.

A thin fluid collection assembly uses a flexible permeable membrane to adapt its shape for effective fluid removal.

A symmetrical male incontinence device features a secondary access opening for convenient urine management.

A bladder collection system uses a segmented pump to move urine through interface tubing and an exit hose.

A reinforcement structure embedded within an adhesive ostomy wafer maintains the stoma receiving opening geometry during skin movement.

A urine collection device uses a flexible backing member to accommodate varying anatomies while directing fluid through an internal cavity.

Stopper packing mechanism enables blood discharge without extraction, releasing vacuum pressure for easy removal.

An angled support member compensates for bag expansion to maintain vertical spout orientation, ensuring spill-free drainage and accessible valve operation.

Absorbent cup support prevents urine dripping by using cellulose pulp to capture liquid impact.

An adjustable micturition device uses a slide track to position a collection cup, preventing tissue maceration during mid-flight voiding.

A menstrual cup integrates a soluble strip to release vaginal probiotics, maintaining pH balance during menstruation.

Flexible shells and dynamics principles enable a compact, hypoallergenic design that prevents leakage while maintaining portability.

Offset admission orifice and entrance welds create a one-way flow path, preventing fluid reflux under pressure.

Drainage openings in the interior layer direct excretions away from skin, preventing rashes while a collection unit stores urine externally.

A portable fluid collection system uses a pump to create a partial vacuum that draws urine from an external device into a container.

A urine collection system uses a pump to draw fluid through integrated conduits for automated waste removal.

Segmented stiffening strips with grooves enable easy separation of film walls, resolving the trade-off between secure closure and cleaning efficiency.

Longitudinal grooves segment the cup body to boost containment volume while maintaining a compact profile that prevents leakage during heavy flow.

An expandable female urinary device probe integrates a self-contained uroflowmetry system to eliminate urine contamination during diagnostic testing.

An asymmetric V-shaped menstrual cup balances capacity and comfort by using a thicker rim for sealing and a tapered base to reduce bladder pressure.

Segmented catheter sleeve with integrated absorbent filler and drainage tube minimizes skin breakdown and urinary tract infections by reducing change frequency.

A flexible tubular urine guide with rigid ends directs flow for precise aiming.