Enemata/Irrigators TRIZ Cases

A surgical pump system uses peristaltic tubing and pressure feedback to regulate fluid flow.

A nasal administration container regulates plunger travel via a detachable stopper to deliver precise medical fluid doses.

A hanger arm extension pump cover integrates protection and suspension functions into a single component.

A negative pressure wound therapy controller adjusts instillation fluid volume using a reduction factor derived from therapy duration.

A preassembled irrigation pump permanently fastens a reservoir to an insertion member via a liquid tube for direct fluid delivery.

A distal temperature sensor monitors irrigation fluid to detect bubbles at the probe tip.

A collet connection mechanism uses strain energy to lock and unlock oral care workpieces automatically.

In-line irrigation and aspiration sensors provide real-time pressure data to a controller during phacoemulsification surgery.

Overmolded elastomer ring eliminates user-installed O-rings by integrating sealing and locking functions, preventing irrigation fluid ingress.

A connection adapter uses dual ring grooves to roll an O-ring during insertion.

A wound dressing system uses two planar capillary membrane systems connected to supply lines for fluid delivery.

Segmented steps with external and internal hinges allow the reservoir to collapse fully without buckling or snapping back.

Segmented pathways with a hydrophobic filter prevent air bubbles in infusion lines while allowing safe back-flow of fluids.

Automated fluid delivery manages expansion and purging of the retention element to resolve manual control difficulties.

Segmented offset cannulae generate multiple suction pathways that prevent clogging during laparoscopic tissue removal.

An RF ablator tool integrates a visualization scope and irrigation channels to clear debris during tissue removal.

Compressed gas forces irrigation solution through channels while a protective rim minimizes splashback and prevents backflow.

Relocating the pressure sensor to the proximal end eliminates long tubeline errors, ensuring accurate real-time monitoring during laser lithotripsy.

Segmented inner and outer cavities prevent air mixing with the enema while reducing squeeze force for easier self-administration.

A vacuum-driven irrigation pump compresses fluid reservoirs via a flexible envelope to deliver consistent pressurized streams.

Integrated surgical retractor delivers irrigation fluids to prevent bacterial proliferation without disrupting operative progress.

A suppository applicator uses a rotating handle to expel medication from a disposable tip.

Angled cap channels liquid via gravity using a separate air vent opening, eliminating manual squeezing and improving user comfort during nasal irrigation.

Grip-mounted switches adjust irrigation and suction tube diameters for precise fluid flow control during surgical procedures.

A fluid management system monitors AC power signals to detect device status and adjust modes, eliminating custom detection hardware.

A controller adjusts an electrically operable valve based on flow sensor data to maintain precise output rates.

Clutch-based selective activation of dual pump heads manages intrauterine pressure dynamics during endoscopic procedures.

A dual-action pump adjusts piston speeds via feedback control to maintain consistent fluid flow during cardiac ablation procedures.

A coaxial infusion-suction catheter system enables precise navigation and controlled aspiration of epidural fluid collections.

Segmented tube walls enable clot removal via a dedicated needle pathway, preserving sterile integrity and physiological pressure.

A handheld nasal nebulizer uses a venturi effect to atomize fluid into mist without external tubing.

A handheld irrigation tool uses a squeeze bulb surge pump to deliver fluid at variable flow rates.

Segmented lumens and adjustable flow control prevent clot formation in the pericardial cavity, reducing postoperative bleeding risks.

A curved introducer navigates nasal anatomy while a rotating nozzle directs pressurized irrigant to mechanically disrupt bacterial biofilms.

Pneumatic actuation drives an abrasive interface layer to continuously remove necrotic tissue, reducing healing times without manual intervention.

A pericardial flushing system uses a multi-wavelength hematocrit sensor to detect blood concentration in effusion liquid.

An integrated packaging insert features a snap-off stem design for pre-filled enemas.

A surgical instrument uses an asymmetric fluid fitting to direct irrigating flow toward the distal end for effective cleaning.

An integrated eyelid retractor irrigates the eye via openings in a curved hook, removing debris without complex separate devices.

Segmenting the connector allows discarding the contaminated distal part while reusing the proximal assembly, preventing cross-contamination.

A self-expandable sealing element creates a fluid-tight seal in the eustachian tube for targeted drug delivery.

A stopper prevents excessive insertion of the spiral cleaning tip into the ear canal, resolving the contradiction between ease of use and injury risk.

A vertical fluidic compression system uses a lead screw and nut assembly to actuate a squeeze plate against a fluid bag.

Pressure sensors monitor tubing conditions to adjust pump speed, preventing sudden flow interruptions and ensuring smooth liquid delivery.

A surgical instrument uses upstream and downstream flow sensors to record temporal fluid profiles for precise occlusion state identification.

Disposable pump cassette uses centrifugal flow and pressure sensors to maintain setpoint joint pressure without manual calibration.

A fluid management pump uses a CPU to disable preset controls during footswitch operation.