Diagnostics TRIZ Cases

A flexible gastric sizing tube uses controlled suction to anchor within the stomach and remove fluids.

Segmenting the interface cable with a sterile barrier sheath reduces sterilization complexity while preventing contamination.

Elastic member between operation wire and flexible sheath maintains stable projected length of front-end treatment member.

Optical encoders detect brushhead position via fiducial markers, resolving the contradiction between measurement precision and device complexity.

A surgical robotic system uses a multi-directional indicator to guide instrument positioning during transcervical procedures.

A low-profile inline injection port assembly integrates a rigid tubular body with an axially aligned barbed connector and self-sealing elastomeric cap.

Predictive drive signal generation eliminates time lag by pre-generating candidate signals for future video actions to synchronize device actuation.

A surgical instrument uses a transmitter and receiver to determine propulsion relative to body tissue during operation.

A minimally invasive surgical instrument relocates a force sensor to the frame near an opening between working element origins.

A robotic control circuit delivers electrosurgical energy to tissue while maintaining a predetermined rate of impedance change.

Rolling cable paths on arcuate joint surfaces reduce wear and maintain deterministic positioning accuracy.

Porous polymeric microspheres absorb therapeutic agents using an organic solvent to enable higher drug loading capacity.

Targeting abdominal Pacinian corpuscles with high-amplitude vibrations improves pain relief effectiveness beyond skin mechanoreceptor stimulation.

Implantable brachytherapy device uses anchoring grooves to prevent migration and eliminate catheter tails, reducing infection risk.

Segmented fuse transitions between intact and failed states to limit excessive firing loads, ensuring patient safety during tissue stapling.

A docking station latching system uses a control bar to rotate two pivoted latches simultaneously.

Controller dynamically alters actuator limiting positions via kinematic models, resolving safety and comfort trade-offs in wheelchairs.

A foldable warming blanket with a sealable drape maintains patient body temperature during medical procedures.

A travel clip uses cutouts to retain pushers within surgical staple cartridges.

A telescoping sheath delivers and tensions a mesh patch onto abdominal fascia.

A medical puncturing stand uses a pivotable arm and locking guide to hold devices in precise orientations for surgical procedures.

A sensor-based system estimates surgical instrument orientation and position relative to bone structure.

A spring hypodermic needle uses a bi-color indicator to show green or red based on tip position.

Ratchet mechanism prevents accidental projection and manages jaw overload during clip application.

A foot pedal with dual biasing members adjusts scaling factors to control surgical tools and cameras.

Segmented shaft design resolves narrow profile versus cleaning access contradiction.

Lockable joints and sensors enable single-handed control of local and remote tools, reducing multi-physician communication costs.

Customizable stereotactic system with neurocap and implant jig resolves anatomical mismatch issues by securing intracranial devices against displacement.

Mixed reality visualization devices present real-time camera feeds to resolve operating room space constraints while maintaining precise implant positioning.

An alumina ceramic core stylet with a polyester coating resists magnetic displacement and prevents image distortion during MR-guided surgery.

Sequential clip deployment via a control wire reduces surgery time for large wounds by eliminating repeated instrument replacements.

An implant tool with an open channel shaft guides medical leads to subcutaneous tissue.

A multi-functional cutting tool prepares the convex humeral head surface and tapered cylindrical opening in a single surgical sequence.

Breakable connection between pliers and staple enables one-handed insertion and release, reducing instrument complexity for bone stabilization.

A positioning device uses an adjustable-friction ball and socket joint to orient surgical tools with three degrees of rotational freedom.

Integrating the source manifold into the handle reduces device complexity while maintaining pressure wave generation for vascular lesion treatment.

Segmented components allow vertical adjustment of the housing, resolving rigidity versus patient adaptability.

A robotic surgical instrument carrier translates an ultrasonic transducer assembly along a longitudinal axis to position the vibrating blade.

A medical manipulator uses a spring-driven locking plate to secure working units to actuator blocks via pulley engagement.

A robotic arm tracks end effector position in a bone frame while collecting force sensor data to control applied pressure.

Simulates tool insertion in a three-dimensional tissue model to predict target displacement and adjust the trajectory before actual medical intervention.

Segmented guide surfaces enable precise hand lever positioning while the bayonet lock allows rapid disassembly for effective cleaning.

A contoured immobilization vest uses outwardly bowed anterior and posterior components to distribute support force across the chest and back.

A surgical probe uses proximity sensors to detect organ surfaces during tissue resection.

A catheter adaptor directs Far-UVC light away from the device to disinfect surrounding skin tissue.

A modular bone fixation center post accepts interchangeable staples, plates, and spacers via a locking screw mechanism.

Flexible sheet members with a hydrophilic coating capture ultrasonic aerosols, preventing operating room contamination while maintaining clear visibility.

An articulating cannula expands the operative corridor while neural monitoring prevents impairment.

A surgical instrument trigger lockout mechanism uses a movable lock arm to prevent premature cutting or sealing until tissue is securely grasped.

A medical garment shell uses magnetic coupling members to attach securely to a surgical helmet.