Endoscopes TRIZ Cases

Segmented hollow tube openings constrain local bending radii, resolving maneuverability versus structural strength trade-offs in branched organ navigation.

An elastic element in a single-handed handle amplifies angular movement to achieve precise omni-directional control, reducing patient pain and sedation needs.

A relay optical system uses cemented lenses and diffractive elements to form high-resolution images.

Articulating endoscope accessory controls enable single-operator manipulation, reducing infection risks from multiple users in sterile fields.

A semiconductor laser excites prostate tissue autofluorescence for fractal dimension calculation.

Counterweighted pivoting supports maintain dynamic equilibrium, resolving the stability versus dexterity contradiction in laparoscopic surgery.

Integrated torque and suction mechanisms remove sessile polyps simultaneously, eliminating tool switching complexity during colonoscopy procedures.

Relocating the return electrode to the device tip confines current flow, resolving the trade-off between monopolar cutting power and patient safety risks.

A coaxial surgical handle transmits torque between rotation knobs and output shafts via a lock-out mechanism that prevents simultaneous knob rotation.

A nasogastric tube integrates a distal camera with peripheral vacuum lumens for real-time visualization.

Strategic projecting portions on the endoscope channel maintain suction force while ensuring stable instrument advancement.

An annulus-shaped radiation source with a central attenuation zone shapes the flux to treat neovascular lesions while minimizing dose hotspots.

Magnetic rocker devices in the control assembly enable linear-driven end effectors on rotary-powered systems, reducing part count.

Irradiation unit emits light from the curved nozzle tip to visualize position, preventing uneven spraying and reducing anti-adhesive material waste.

Refractive optical components steer CO2 laser beams through fiber optics, resolving line-of-sight constraints in confined body cavities.

Active suction removes ablation debris to maintain visibility during precise tissue removal.

A papillotome sheath transmits rotation torque to adjust the incision knife direction.

A frequency-division multiplexed magnetic localization approach enables sub-millimeter 3D tracking for ingestible capsule endoscopy.

A multi-spectral imaging system uses a beam splitter to direct different wavelengths onto separate sensors within a single camera assembly.

Adjustable blade length and angle mechanisms replace fixed-size devices, accommodating varying depths and pitches.

A terahertz endoscope uses a tunable laser and optical fiber to enhance signals reflected from intestinal walls.

A medical device handle system uses segmented operational members to control shaft extension and end effector deployment.

A surgical instrument selector transitions between in-line activation and latching modes to supply energy or hold the actuator.

A dynamic working channel adjusts its diameter via an elastomeric wall to resolve the trade-off between image sensor field of view and tool insertion volume.

An information processing apparatus analyzes captured spectral images to identify and recommend the most appropriate biological image for display.

A surgical treatment tool integrates a switching portion to toggle between coagulation and cutting modes using distinct electrode configurations.

Color-coded imaging distinguishes multiple in-vivo views during magnetic guidance, resolving operator confusion about target identification.

A medical device force indicator converts axial spring movement into visual feedback, enabling operators to control insertion forces and prevent tissue damage.

A multifunction conductor merges mechanical steering and electrical transmission into one component, reducing device size for small body lumens.

External field generator interacts with passive sensor to track tube position while avoiding RF-induced heating hazards during MRI procedures.

A laser catheter calibrator uses a housing channel to hold the distal tip at a fixed distance from a detector for precise optical alignment.

An automated motor-driven laser fiber feeder replaces manual handling to reduce tissue damage risk and procedure time during stone dusting.

Elastic buffer member absorbs tensile forces during electrode movement to prevent structural damage while maintaining efficient liquid discharge.

Actuators at six degrees of freedom joints maintain uniform operational force, reducing operator fatigue during microsurgery.

A movable second lens group maintains image quality while resolving the trade-off between depth of field and aberration fluctuation.

Staggered line grooves on an integrally formed metal catheter enhance curvature and extensibility while maintaining waterproof integrity.

A jig holding device uses an ultrasonic motor to drive linear motion of surgical instruments within a compact hollow structure.

A passive rotational joint decouples the instrument holder from the manipulator arm to enable free rotation around the longitudinal axis.

A coupling portion forms a space between the base unit and engagement mechanism to simplify manual handling of the medical apparatus.

An endoscopic cap uses flow adjustment nozzles to purge moisture and deflect spatter, maintaining clear visibility without removing the device from the patient.

A flexible robotic endoscopy apparatus uses parallel insertion inlets to align instrument shafts with the central axis for precise spatial control.

A dental evacuation tip integrates a mirror mount within its interior passageway to secure the instrument while maintaining suction airflow.

A medical appliance locking mechanism uses a rotary switching plate to selectively engage serrated surfaces for intuitive bending control.

Multi-channel fluorescence sensing reduces biological artifacts by using long-Stokes-shift compounds as spectral references.

A catheter guiding assembly uses a shape memory alloy actuator to bend the tip for navigation.

Segmented circuit boards mount components laterally to prevent wire breakage during insertion bending of the flexible endoscope shaft.

A collapsible surgical scaffold expands inside the abdominal cavity to provide a stable platform for organ retraction and tool placement.

Handle pivoting drives tool articulation, resolving the trade-off between multi-degree versatility and device complexity.

Offset gears pull control wires in tension, eliminating compressive forces and bending strain that damage wire integrity.

A retrieval basket uses a cam mechanism to slide the sheath longitudinally for precise fragment capture.