Endoscopes TRIZ Cases

An external antenna system selects the optimal directional element based on reception strength to overcome posture-dependent sensitivity loss.

Curved optical fiber directs light at an angle to the cannula axis, preventing vignetting and improving visibility during ophthalmic procedures.

An endoscope auxiliary tool uses inclined support sections to sandwich the channel axis and position protrusions distal to the scope tip.

The system detects specific features during an endoscope examination and displays relevant options on a screen for selection, reducing manual input time.

Structural surface features on the interior of a medical introducer reduce contact friction, retaining lubrication to lower insertion forces.

Spectral reflectance analysis differentiates skin from non-skin materials, resolving measurement precision versus device complexity contradictions.

Asymmetric arm member adjusts protrusion lengths to orient the clip pipe away from the insertion path, preventing obstruction of subsequent clips.

Free-space optics convey excitation light through the robotic arm while maintaining coaxial alignment and linear polarization.

Interlinked spring segments provide axial stiffness while maintaining low bending stiffness for navigation.

A scanning endoscope apparatus uses dual light detection sections to capture return and external illumination signals for image processing.

A catheter controller adjusts electrode power based on real-time contact force measurements from a sensor assembly.

A continuous rib links second hinges perpendicular to the bending plane, increasing torsional and longitudinal stiffness without reducing working channel space.

Segmenting illumination onto a disposable sheath resolves sterilization difficulty while maintaining reliable light intensity.

A surgical instrument uses a locking member to hold bendable members in a fixed position.

A clip system uses a mounting bar on an endoscope to slide multiple clips sequentially for tissue compression.

Periodic electric actuation maintains tank lid sealing while reducing power consumption and extending component lifespan.

Aimed beam guides invisible laser to resolve targeting precision while articulation improves tissue access.

Targeted insular cortex stimulation modulates immune responses, reducing autoimmune symptoms without systemic side effects.

A driving attention apparatus uses electroencephalogram signals to measure event-related potential amplitudes from peripheral visual stimuli.

Segmentation and dynamics principles enable independent blade translation, reducing tissue trauma while maintaining clear imaging visualization.

A non-crystalline alloy optical element fixing component uses injection molding to bond lenses with matched thermal expansion.

An electrosurgical cutting guard completes a circuit upon oversized tissue contact to excise excess mass within the sealed specimen bag.

Autonomous robotic colonoscope carts navigate the colon using integrated computing devices and sensors.

Bisecting bores in the guide tip orient the loop wire to preserve a circular shape, resolving control issues during polyp resection.

Magnetic force transmission replaces submerged drives to align complex instruments, reducing infection risks from liquid contact.

Forceps pieces with width dimensions equal to or larger than longitudinal lengths prevent distal tissue push-out and enable secure operator grip.

A variable-wedge rotating-disk attenuator modulates light intensity through precise angular adjustment of a rotating wedge element.

Segmented electroactive polymer actuators expand radially and axially to propel a flexible elongate member through tubular body parts.

A manipulator system uses dual sensors to verify driving device operation and physical connection status.

A manipulator clutch mechanism switches pulling force between a motor and an operator to control bending portion movement.

Optical fibers integrated into a magnetic catheter provide NADH fluorescence imaging, resolving the lack of visual feedback during ablation therapy.

Continuous bores through the contact body allow thorough cleaning fluids to remove residue from electrical receptacles, preventing short circuits.

Motorized articulation synchronizes gears and threaded shafts to enable one-handed operation, eliminating manual dexterity constraints during vessel sealing.

A laparoscopic holder uses rotational joints to position devices quickly.

An optimization unit calculates electrical currents to generate maneuvering magnetic field patterns for in-vivo devices.

Adjusting focal positions shifts the intersection of optical axes toward the object side, reducing eye fatigue during deep hole neurosurgery.

A dental instrument assembly uses a magnetically energetic fiber optic coupler to enable rotational movement between the adapter and cable.

A catheter kit uses a restriction portion inside its case to calibrate the coupled state between the linear member and the driving source.

A dissecting member separates vein tissue without direct contact to preserve endothelial integrity.

A movable rod plugs the distal end opening of an endoscopic treatment tool to prevent tissue adhesion during high-frequency procedures.

Side openings on the probe allow light emission from multiple directions, resolving limited illumination angles in ophthalmic surgery.

Insertion recesses align projecting and imaging systems in an integrated optical engine, resolving precision issues from separate coupling structures.

Quantitative hyperspectral fluorescence imaging corrects light absorption and scattering to detect tumor tissues during surgery.

A medical imaging system uses a stacked solid-state image sensor with inorganic photoelectric conversion layers to separate wavelength bands.

An optical motion detector tracks distance traveled along the intestinal tissue surface, eliminating redundant image capture and reducing power consumption.

Ultrasound catheter uses frequency separation between RF ablation and imaging transducers to minimize harmonic interference during cardiac procedures.

Insulated conductor structure prevents muscular layer damage during dissection, reducing procedure time and bleeding risks.