Endoscopes TRIZ Cases

A subject observation system emits blue region light at 400 to 440 nm combined with wavelength converted yellow fluorescence.

Stereoscopic imaging resolves absolute location precision limits by superimposing graphical indicators on visual data for accurate volumetric assessment.

Segmented positive lenses with controlled curvature radii disperse light rays to reduce heat generation in endoscope illumination systems.

Sliding stopper member locks shaft rotation within connection sleeve to correct bending direction misalignment during surgical procedures.

Merging separate optical channels into one light guide reduces the insertion portion diameter while maintaining dual functionality for stone shattering.

An endoscopic hood integrates a resection wire to enable single-step tissue cutting during mucosal resection procedures.

Segmented bipolar electrode design with coaxial active and neutral electrodes ensures reliable plasma ignition at the distal end.

External receivers analyze phase and time differences of capsule signals to locate the device, resolving ambiguity in physiological data interpretation.

Merging separation functions into the outer casing reduces part count and weight while maintaining board stability.

Flexible polymeric elevator reduces wire guide damage while maintaining structural integrity and fluid flow.

Integrated elongated channel enables simultaneous visualization and stapling, eliminating the need for additional patient incisions.

External magnetic fields maneuver surgical targets to counteract gravity, restoring visual field clarity during endoscopic submucosal dissection.

A registration system aligns elongate medical instruments using kinematic models and localization sensors to track orientation changes.

Transparent conductive electrodes merge optical sensing with electrical ablation to resolve signal selectivity limits in cardiac arrhythmia treatment.

Lengthwise shaft openings expose internal cables, enabling thorough contaminant removal and reducing sterilization time.

Nesting a pneumatic actuator inside the flexible tube reduces manipulator diameter while maintaining multi-function versatility.

A vacuum coagulation probe uses pneumatic suction to draw soft tissue into intimate contact with a coagulation electrode.

A coaxial guide device mounted on the actuating element directs steering wires through a hollow shaft.

Segmented actuating element coupling simplifies production and maintenance of endoscopic medical instruments.

Imaging system calculates threshold background fluorescence value based on central tendency of detected values to generate corrected images.

Motion tracking replaces X-ray imaging to detect polyps without radiation exposure or bowel preparation, improving patient safety.

A catheter balloon integrates an optical housing with a light source and camera to image tissue fluorescence.

Segmented lens groups with specific refractive indices suppress spherical aberrations in compact endoscopes requiring wide field angles.

Elastic flanges compress around endoscope shafts to maintain stable device attachment despite geometric changes from sterilization, eliminating tunnel vision.

Independent expansion plates and doors reposition vaginal walls, resolving limited visualization during minimally invasive procedures.

A multichannel array sensor uses a microlens array light homogenizer to map irradiance distribution directly onto the detection surface.

A cinching element applies friction to elongate members to lock an articulation section in position.

Fluid-filled lenses alter curvature through volume control to resolve fixed working distance limitations in rigid endoscopes.

An integrated medical device combines suction, flush, and debridement functions to eliminate frequent instrument replacement during surgery.

A sterile sleeve uses forced convection to dissipate heat from non-sterilizable medical instrument components.

Unified master control operates insertion and treatment slave apparatuses through a single interface.

Widened exoscope head member integrates radiating illuminating units to deliver homogeneous lighting across the surgical field.

Periodic oscillation circuit operation reduces power consumption while maintaining position detection precision in a capsule endoscope.

A high-frequency electrode tip applies localized heat to sever soft tissues and coagulate blood vessels within the surgical field.

A tubular adaptor with a gas inlet port connects to standard endoscope water bottles.

A receiving apparatus switches between multiple antennas to detect the strongest electric field strength and restore synchronization quickly.

Rear cemented lenses correct chromatic aberration in compact endoscope objective optical systems.

An integrated surgical adapter uses a dial mechanism to constrain cutting device depth, eliminating independent movement that causes surgeon fatigue.

Wound linear member shaft absorbs shocks to enhance medical instrument flexibility, reducing tissue damage during minimally invasive surgery.

An illuminating instrument uses optical fibers to transmit radiation from a source to diffusing regions for uniform light output.

An insufflation system uses intermittent gas delivery to maintain stable internal pressure during medical procedures.

An integrated endoscope merges dual cameras, lighting, and therapeutic tools into one tube for minimally invasive procedures.

A medical instrument handle uses a protruding plate and prestressed brake elements to lock the pivotable control element in position.

Overflow channels in a hydraulic cylinder create counter-pressure to control piston position, resolving complexity limits in multi-state medical instruments.

A pneumoperitoneum system uses real-time flow measurement and feedback control to adapt insufflation rates across varying endoscope diameters.

A medical device uses a squeeze bulb and push button to clear obstructions from surgical instruments via one-handed operation.

A coaxial cable transmits sliding motion to a pivot point, rotating a movable blade electrode against a fixed counterpart.

A medical device control handle uses disk lever and ring actuators to independently manipulate multiple puller wires.

A variable stiffness endoscope adjusts rigidity via a movable core, resolving the trade-off between flexibility and positional stability.