Endoscopes TRIZ Cases

Radial placement of the passive electrode on the insulating insert prevents optical obstruction while ensuring electrical safety through directed current flow.

A covered trench houses control cables within the tubular structure, preventing friction wear and displacement during repetitive movements.

Fiber optic light pipes outline hernia defects, enabling precise surgical patch placement despite limited laparoscopic visibility.

A system generates a complementary image stream of unreviewed in-vivo frames to streamline clinical review workflows.

A portable electrosurgical device uses a detachable probe and electronic feedback to maintain precise temperature during tissue ablation.

Motor-driven movable electrodes improve tissue removal efficiency while reducing surgical time through controlled energy delivery.

Offsetting central axes prevents channel meandering, enabling thinner endoscopes without compromising accessory insertion.

A camera control unit adjusts light amount and exposure ratio using long and short accumulation pixels for HDR imaging.

Switch assembly prevents arcing by sequencing electrical paths to isolate high voltage contacts during mode transitions.

A shape-memory alloy catheter loop curls around vascular tissue to deliver thermal energy for precise nerve denervation.

Segmented support structure with alignment orifices guides optical fibers to resolve assembly complexity while ensuring precise fiber positioning.

A wavelength conversion device uses rotating optical fiber plugs to switch laser output through a single interface.

An endoscope treatment tool uses an oversheath to enable independent snare wire expansion and rotation by the operator.

A capsule endoscope processor calculates screen rotation angles from posture sensor three-axis data to correct sensed image orientation.

A surgical system detects imaging abnormalities and switches to an abnormality-handling control mode.

Segmented movable surfaces orient displaced vaginal walls into the trans-abdominal camera line of sight to resolve visualization constraints.

An expandable imaging hood displaces blood to restore optical clarity, enabling precise ablation in beating heart environments.

Segmented articulation sections transition between flexible and rigidized configurations to enable triangulation through small delivery profiles.

A multi-functional surgical accessory integrates abrading regions and windowed cutting edges to remove hard and soft tissues with a single device.

A disposable fluid cassette uses a dynamic retention tab to secure positioning within an endoscopic pump console receptacle.

Switching unit detects connection state changes between controllers in medical control systems.

Segmented control housing with foot pedal actuator reduces operator count for complex endoscopic procedures.

A medical manipulator transmission blocking device switches motor drive to manual lever operation via wire cutting.

A nested tube guide structure accommodates multiple surgical channels within a minimal transverse dimension.

Focused ultrasound and ionizing radiation ablate renal sympathetic nerves, reducing hypertension without invasive surgical trauma.

A working channel integrates motion transfer members to operate tools within a single conduit.

An endoscopic end effector features independently actuated jaws equipped with electromagnetic energy conductors to deliver precise radiofrequency coagulation.

A medical device uses magnetic coupling to move an instrument longitudinally and rotate it with one hand.

A pulmonary treatment catheter handle system uses a collinear port to facilitate direct insertion into bronchoscopes.

Continuous body structures replace rigid rods and steel wires in surgical instruments, enabling miniaturization while maintaining articulation capability.

Radially deployable control wire guides offset wires from the longitudinal axis to enable wide-angle deflection in steerable medical devices.

Longitudinal slits and wires in a steerable tube transmit control movements, eliminating bulky guide sleeves that increase diameter.

Strategic via placement in a stacked semiconductor device directs heat away from sensitive circuits, reducing thermal noise and preserving image quality.

Vapor bubble formation displaces liquid from the fiber tip, reducing burnback and improving energy efficiency during prostate treatment.

A holder couples medical devices to insertion shafts via a receiving chamber with a non-parallel longitudinal axis.

Radial electrode expansion engages tumour tissue in a lumen, resolving access and coverage contradictions while minimizing perforation risk.

Curved shaft applicator with integrated imaging resolves visibility and accuracy trade-offs during hernia repair procedures.

A stereoscopic imaging system uses a double aperture diaphragm and rotating shutter to capture left and right half-images via a single sensor.

Coaxial gas channels displace reactive oxygen to prevent unintended electrical discharges during endoscopic ablation.

A detachable heat radiator uses varying inlet and outlet areas to drive air circulation via the chimney effect for efficient thermal management.

An endoscope treatment instrument insertion tool uses an elastic operation member to fix and guide medical devices along their axis.

Faceted light guides on retractors deliver uniform illumination, reducing eye fatigue and overhead lighting adjustments.

A trans-illuminative intraoral lighting system uses LEDs to illuminate teeth from within the oral cavity.

Spiral wire harness layers transmit torque through surgical tubes while maintaining small bending radii for minimally invasive navigation.

A pulsed laser system induces spinodal decomposition to eject target tissue volumes with minimal collateral damage.

A control unit merges palm and finger interfaces to drive rotatable knobs for single-handed endoscope deflection.

An electro-chemical surgical instrument merges an electric knife with a chemically assisted mechanical dissector in a single device.

Optical imaging detects endogenous fluorescence from hemosiderin to identify endometrial tissue with high predictive accuracy.

Single catheter merges ablation electrodes and ultrasonic imaging sensors to resolve trade-offs between device complexity and procedural accuracy.

An integrated handle sprays pressurized water and air across the angled mirror face, eliminating manual cleaning delays during procedures.