Endoscopes TRIZ Cases

Information processing apparatus detects specific regions in endoscope images to enable direct site selection on the display screen.

Rotatable hubs and ratchet systems remove slack from pull wires caused by shaft shrinkage, eliminating knob dwell during procedures.

Polycarbonate or polysulfone wands guide light to ports, enabling precise positioning of radioactive sources while minimizing dissipation.

Controller restricts motor rotation to removal direction during inspection, preventing unintended insertion and ensuring safe operation.

Positioning balloon maintains microwave emitter stability to resolve thermal ablation capability versus emitter positioning precision trade-off.

Transparent expandable leaflets create working space while enabling precise visualization, reducing tissue disruption during minimally invasive surgery.

A light source controller adjusts blue, green, and red wavelength components in endoscope illumination.

Nested sleeve and cable assembly rotates the endoscope head relative to the shaft axis, enabling lateral access in narrow duodenal cavities.

A modular imaging unit uses a transverse connector to route sensor signals through the endoscope tip.

A flexible monolithic electrode with a beveled active surface and lateral aspiration port enables efficient tissue vaporization.

A catheter uses a deformable helical thread to screw into tissue, reducing trauma from stiff push-to-advance methods.

Segmenting the optical fiber into distinct central and peripheral cores eliminates blank portions in the image while enabling precise laser positioning.

Actuator adjusts optical fiber positions to cover gaps between fibers, increasing scanned image resolution without blocking surgical microscope pathways.

A single-piece spring-resilient plastic component integrates the leaf spring and finger rests of a urological resectoscope transporter.

Segmented container design reduces contamination risks by enabling sterile refilling without frequent bottle replacements.

A medical patch integrates a capacitance detector to verify direct skin contact.

An endoscopic treatment device uses an insulative support member to position a movable electrode for precise tissue incision.

An anisotropic reflecting surface compensates for astigmatism induced by the probe sheath, ensuring light beams focus at the same working distance.

Aligning acetabular cup with transverse acetabular ligament resolves unreliable bony landmark references for precise hip joint reproduction.

A robotic surgical tool control system monitors external forces and motor current to drive precise end-effector movements.

A combined connector device integrates electric terminals and hydraulic ports into a single unit for simultaneous connection establishment.

Electronic vacuum pump applies negative pressure via open-pored collection body to mechanically stimulate uterine contraction and control postpartum hemorrhage.

Integrated LED illumination in a disposable surgical retractor eliminates cross-contamination risks and complex sterilization workflows.

An endoscope control unit captures a color chart image to generate a dynamic correction table for accurate chromaticity.

A medical device handle body integrates a spool controller to manage sequential dispensing of pre-loaded catheter devices.

A light collector directs short-wavelength pump light onto a white phosphor to generate high-intensity illumination for ophthalmic procedures.

Single-hand actuation device merges endoscope holder with accessory controls to resolve operator multitasking constraints during procedures.

Basket paddle mechanism retains severed tissue to prevent ejection and simplify recapture.

An in-vivo module transmits low-energy signals to an ex-vivo receiver using a retransmission mechanism for reliable data delivery.

Protrusions engage holes in a bearing member to lock the elevating base, preventing treatment tool deviation during high-rigidity procedures.

Mirrors redirect light to simulate binocular vision, resolving the trade-off between apparatus size and measurement accuracy in intraoral scanning.

Stitches real-time and non-real-time images to create a panoramic surgical view, resolving the trade-off between field of view and device complexity.

A fold-down mechanism with wedge-like segments and a flexible slide-off plate allows the endoscope head to align forward, laterally, or backward.

Juxtaposed dissecting devices confine a branch vessel to prevent internal wall damage during vein graft harvesting, improving long-term patency.

Wearable gloves integrate cameras and processors to capture images from the hand perspective, eliminating manual repositioning in confined spaces.

Segmentation and extraction principles create a modular insert system that cleans diverse medical instruments while reducing device complexity.

Radial screw fixing secures the image pickup unit against agitation forces while enabling efficient replacement through an intersecting region.

A hall-effect sensor in a surgical handpiece reads magnetic field strength and angular position from a ring magnet to reliably identify rotatable end effectors.

Optimized front and rear lens groups maintain short baseline length to reduce eye strain while suppressing aberration deterioration during 3D observation.

Endoscopic video system replaces bulky microscopes with camera heads and screens, reducing surgeon fatigue while maintaining precise image magnification.

Segmented strand electrodes resolve the trade-off between high current density and mechanical robustness in electrosurgical instruments.

A medical instrument adjusts sheath tension through dynamic mode transitions between free, locked, and driven states.

Nesting a movable procedure tube inside an insertion tube reduces the device diameter while maintaining efficient urinary stone fragment removal.

Heat-shrinkable sleeves seal instrument bases to maintain sterility while routing cables externally through trocars.

Insulation member prevents electrical contact between SMA wire and bias spring, enabling compact actuator design without compromising reliability.

An endoscope mounts to a microsurgical instrument shaft, merging 2-D imaging with 3-D microscopic views.

Extracting the heat sink from the optical housing prevents thermal damage to the light-guiding element while simplifying component replacement.

A surgical imaging system adjusts optical sensor parameters using real-time illumination data from a separate endo-illumination unit.

Eliminating inner sheaths merges resection and drainage functions to evacuate tissue debris without increasing device complexity.

Compensating asymmetric loads from cable bundles by applying unequal preloads to control elements, eliminating torque imbalances at the distal tip.